Eagle Forged Cranskhafts & 4340 Steel
Connecting Rods Rotating Assemblies
EAGLE PERFOMANCE PARTS STREET & STRIP

Chevrolet Gen III LS, Big Block Chevy, Chrysler
Street, Strip, & Race

RPM - RON'S PRECISION MACHINE, INC.
69 E. 580 N.
Santaquin, Utah 84655
https://www.rpmrons.com
801-754-5338 or Toll free 866-700-5877
Contact us anytime OR use your e-mail program and type in ron@rpmrons.com to send an e-mail with what you need

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Hours: 9:00 AM to 5:00 PM Monday - Friday mountain time (Utah)
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EAGLE
Forged & Cast Steel Crankshafts
4340 Steel Connecting Rods & other steel rods
Rotating Assemblies
Listed by Application

Not for use in pollution controlled vehicles.
CONTENTS Pages
Application Guide 4
How to use this Catalog. 5
Extreme Duty Rods 6
ESP Armor 7
Briggs & Stratton 8
Buick 9
BMW 10
Cadillac Northstar 10
Chevrolet 4 & 6 cylinder 11
Chevrolet Small Block 12-21
Chevrolet 400 22-25
Chevrolet Gen III “LS” 26-27
Chevrolet Big Block
Crankshafts & Connecting Rods		 28
Chevrolet 409 30
Chevrolet Big Block
Rotating ASSEMBLIES		 30-33
Chrysler 4 cylinder 34
Chrysler 8.0L V10 34-36
Chrysler Small Block 35-36
Chrysler Late Model Hemi 37
Chrysler 400 39
Chrysler RB (wedge) 39
Ford 4 & 6 cylinder & V10 40
Ford Modular 41
Ford 289 / 302 42-46
Ford 351C 47
Ford 351W 48-51
Ford Big Block 52-53
Ford FE 54
Ford 8BA Flathead 55
Honda / Acura 56-57
Mitsubishi 58
Mazda 59
Nissan / Infiniti 59
Oldsmobile 60
Pontiac 61-62
Subaru 63
Toyota / Lexus 63
Volkswagen / Audi 64
Service Parts 65
Crankshaft Options 66


Page 26
CHEVROLET LS
“FSI” 4340 STEEL I-BEAM RODS











Forged SAE 4340 steel, 7/16” ARP 8740 rod bolts, .927” pin size. Alignment sleeves for precise cap location. Silicon bronze pin bushings. Sizing performed with the Sunnen Krossgrinding system. Weight-matched to +/- 1g.
For use in modified pump-gas racing engines.

2.100” ROD JOURNALS -
LENGTH PART NO. WEIGHT BOLTS BUSHINGS SLEEVES NOTES
6.125” FSI6125O $499.37 call 12005 $148.37 B930 $14.76 10000 $7.14 on-center beam for use in LS


LS 4340 STEEL H-BEAM RODS










Forged SAE 4340 steel from 2 piece forging.
7/16” ARP 8740 rod bolts (ARP 2000 and L19 available).
Alignment sleeves for precise cap location.
Sizing performed with Sunnen Krossgrinding system.
Weight-matched to +/- 1g.
Recommended for competition use.

LENGTH PART NO. w/ ARP 2000 w/ ARP L19 WEIGHT PIN SIZE NOTES BUSHING SLEEVES
6.100” CRS 6100L3D $685.60 CRS 6100L3D2000 $804.45 CRS 6100L3DL19 $623.70 650 .927” . B927 $14.76 10000 $7.14
6.100” CRS 6100M3D $685.60 CRS 6100M3D2000 $804.45 CRS 6100M3DL19 $854.47 620 .945” O.E. dimensions B930 $14.76 10000 $7.14
6.125” CRS 6125O3D $638.47 CRS 6125O3D2000 $745.13 CRS 6125O3DL19 $790.94 620 927” . B927 $14.76 10000 $7.14
6.200” CRS 6200O3D $572.29 CRS 6200O3D2000 $715.37 CRS 6200O3DL19 $759.92 650 .927” . B927 $14.76 10000 $7.14
6.460” - CRS 6460O3D2000 $654.67 CRS 6460O3DL19 645 .927” . B930 $14.76 10000 $7.14
6.460” - CRS 6460H3D2000 $654.67 CRS 6460H3DL19 645 .927” 1.889” rod journal B927 $14.76 10000 $7.14
6.560” - CRS 6560O3D2000 $654.67 CRS 6560O3DL19 650 .927” . B930 $14.76 10000 $7.14
6.560” - CRS 6560H3D2000 $654.67 CRS 6560H3DL19 650 .927” 1.889” rod journal B927 $14.76 10000 $7.14


LS FORGED 4340 STEEL CRANKSHAFTS










Forged SAE 4340 steel with non-twist forging and multi-stage heat-treatment
Micropolished journals feature a 3 r.a. or better
.125” radiuses improve strength and rigidity. Chamfered or narrowed bearings required.
Shot-peened, stress relieved, and nitrided for superior durability.
Recommended for use up to 1500hp. Approximate weight is 55-59 pounds.

-

PART NO.
 -
STROKE 24teeth RELUCTOR 58teeth RELUCTOR 58teeth REL. &
LONG SNOUT		 BOB
WEIGHT		 MIN. ROD NOTES
3.622” 434636226100 $1,078.60 434736226100 $1,078.60 - 1800 6.100” -
4.000” 434640006100 $1,078.60 434740006100 $1,078.60 442740006100 $1,127.06 * 1800 6.125” -
4.125” 434641256100 $1,078.60 434741256100 $1,078.60 442741256100 $1,127.06 * 1800 6.125” -
4.250” 434642506560 $1,048.83 434742506560 $1,048.83 442742506560 $970.60 * 1800 6.460” for tall deck blocks
4.375” 434643756460 $1,048.83 434743756460 $1,048.83 442743756460 $970.60 * call 6.460” 1.889” rod journals, for tall deck blocks

* 58 tooth reluctor, long snout for dry sump oiling Even though the O.E. crank does not use a crank key for the damper, some aftermarket dampers and blower hubs do. For this reason, All Eagle LS cranks include a 5/16” keyway for the damper or blower hub.



Page 27
LS COMPETITION ASSEMBLIES












Forged 4340 steel crankshaft, forged 4340 steel H-Beam rods.
7/16” ARP 8740 capscrew rod bolts (ARP 2000 & L19 available).
Forged pistons and plasma-moly file fit rings.
Performance racing bearings.
Designed for internal balance with no heavy metal needed.
Please order by actual bore size.


PART NO.
 -

4.8L, 5.3L, 5.7L LS1
 -
24 teeth 58 teeth

STROKE

ROD

PISTON
 66cc
129003905 $2,749.75 129163905 $2,780.84 3.622” 6.125” 2618 Mahle -16cc inv. dome 9.0
1287800 1297800 3.622” 6.100” 4032 Mahle -4cc flat top 9.7
129023905 $2,662.05 129183905 $2,693.16 3.622” 6.125” 4032 Mahle -4cc flat top 10.5
129063905 $2,844.33 129223905 $2,875.43 4.000” 6.125” 2618 Mahle -26cc inv. dome 8.7
128813800 $2,749.75 129813800 $2,780.84 4.000” 6.125” Mahle -16cc inv. dome 9.2
128803800 $2,749.75 129803800 $2,780.84 4.000” 6.125” Mahle 0cc dome 10.9
129123905 $2,749.75 129833905 $2,780.84 4.000” 6.125” 4032 Mahle -6cc flat top 11.0
12804 $2,429.81 - 4.000” 6.200” 2618Arias -2cc flat top 11.1
12808 $2,429.81 - 4.125” 6.125” 2618 Arias -4cc flat top 12.0

DISPLACEMENT
3.800 3.898 3.905
- - 347
329 - -
- 346 347
- - 383
363 - -
363 - -
- - 383
- - 383
- - 395



PART NO.
 -

LS2, LQ4, LQ9
 -
24 teeth 58 teeth 58t + LONG SNOUT

STROKE

ROD

PISTON
 66cc
129024005 $2,605.37 129184005 $2,637.72 - 3.622” 6.125” 4032 Mahle -4cc flat top 10.5
128224030 $2,942.87 128234030 $2,942.87 128334030 $2,992.86 4.000” 6.125” 2618 Arias -29cc inv. dome 9.1
129064030 $2,844.33 129224030 $2,875.43 127224030 $2,894.32 4.000” 6.125” 2618 Mahle -28cc inv. dome 9.0
129104030 $2,749.75 129264030 $2,780.84 127264030 $2,799.72 4.000” 6.125” 4032 Mahle -12cc inv. dome 10.8
128264030 $2,942.87 128274030 $2,973.96 128374030 $2,992.86 4.000” 6.125” 2618 Arias -3.1cc flat top 11.8
129174030 $2,662.05 129304030 $2,693.16 127304030 $2,712.04 4.000” 6.125” 4032 Mahle -4cc flat top 11.4
128074030 $2,429.81 128214030 $2,429.81 127214030 $2,490.75 4.125” 6.125” 2618 Arias -29cc inv. dome 9.4

DISPLACEMENT
4.005 4.010 4.030
365 366 370
403 - 408
403 - 408
403 404 408
403 - 408
403 - 408
- - 421



PART NO.
 -

LS7, LSX, sleeved blocks
 -
24 teeth 58 teeth 58t + LONG SNOUT

STROKE

ROD

PISTON
 66cc
12822030 $2,698.65 12823030 $2,447.46 12833030 $2,509.60 4.000” 6.125” 2618 Arias -29cc inv. dome 9.0
12826030 $2,447.46 12827030 $2,447.46 12837030 $2,509.60 4.000” 6.125” 2618 Arias -4.5cc flat top 11.5
12919125 $2,509.60 12952125 $2,509.60 12954125 $2,570.24 4.125” 6.125” 4032 Mahle -8cc inv. dome 11.7

DISPLACEMENT
4.125 4.155
428 -
428 -
441 -


PART NO.
 -

LS3 / L92/ LSA heads
 -
24 tooth 58 tooth STROKE ROD

PISTON
 72cc
129324005 $2,447.46 129404005 $2,447.46 3.622” 6.125” 2618 Mahle -12cc inv. dome 9.0
129344030 $2,733.60 129424030 $2,764.69 3.622” 6.125” 4032 Mahle -4cc flat top 10.0
129364030 $2,844.33 129444030 $2,875.43 4.000” 6.125” 2618 Mahle -20/-25cc inv. dome 9.0
129384005 $2,662.05 129464005 $2,693.16 4.000” 6.125” 4032 Mahle -4cc flat 11.1
129194070 $2,936.18 129524070 $2,828.09 4.125” 6.125” 4032 Mahle -8cc flat top 11.0

DISPLACEMENT
4.005 4.030 4.065 4.070 4.125 4.155
365 - - 377 - -
- 370 376 377 - -
- 408 415 416 428 434
403 408 415 416 - -
- - - 429 441 -


Page 28
CHEVROLET BIG BLOCK
“SIR” 5140 STEEL I-BEAM RODS








Forged SAE 5140 steel with 7/16” ARP 8740 rod bolts, .990” pin size.
Alignment sleeves for precise cap location.
Sizing performed with CNC equipment.
Weight-matched to +/- 2g.
For use in pump-gas street engines, no power adders.


LENGTH PART NO. WEIGHT NOTES   SERVICE PART P/N QTY
6.135” SIR 6135P $429.22 830 press-fit pin bushing B992 $14.76 ea.
6.135” SIR 6135B $434.52 830 bushed rod bolts 12080 $133.60 16
6.385” SIR 6385B $434.52 840 bushed alignment sleeves 10000 $7.14 ea.
6.700” SIR 6700B $434.52 865 bushed - - -
6.800” SIR 6800B $434.52 870 bushed - - -


BBC “FSI” 4340 STEEL I-BEAM RODS








Forged SAE 4340 steel, 7/16” ARP 8740 rod bolts, .990” pin size.
Alignment sleeves for precise cap location. Silicon bronze pin bushings.
Sizing performed with the Sunnen Krossgrinding system.
Weight-matched to +/- 1g.
For use in modified pump-gas racing engines.

LENGTH PART NO. WEIGHT NOTES   SERVICE PART P/N QTY
6.385” FSI 6385 $533.06 810 bushed pin bushing B992 $14.76 ea.
6.800” FSI 6800 $533.06 call bushed rod bolts 12005 $148.37 16
- - - - alignment sleeves 10000 $7.14 ea.


BBC 4340 STEEL H-BEAM RODS











Forged SAE 4340 steel from 2 piece forging.
7/16” ARP rod bolts, .990” pin size.
Alignment sleeves for precise cap location.
Sizing performed with Sunnen Krossgrinding system.
Weight-matched to +/- 1g.
Recommended for competition use.


LENGTH PART NO. w/ ARP 2000 w/ ARP L19 WEIGHT NOTES BUSHING SLEEVES
6.135” CRS 61353D $638.47 CRS 61353D2000 $777.45 CRS 61353DL19 $790.94 765 - B990 $14.76 10000 $7.14
6.385” CRS 63853D $638.47 CRS 63853D2000 $745.13 CRS 63853DL19 $790.94 770 - B990 $14.76 10000 $7.14
6.385” CRS 6385B3D $607.37 CRS 6385B3D2000 CRS 6385B3DL19 705 2.100” journal B990 $14.76 10000 $7.14
6.535” CRS 65353D $638.47 CRS 65353D2000 $777.45 CRS 65353DL19 $823.37 805 - B990 $14.76 10000 $7.14
6.635” CRS 66353D $638.47 CRS 66353D2000 $745.13 CRS 66353DL19 $790.94 810 - B990 $14.76 10000 $7.14
6.660” - CRS 66603D2000 $745.13 CRS 66603DL19 $790.94 820 - B990 $14.76 10000 $7.14
6.700” CRS 67003D $638.47 CRS 67003D2000 $745.13 CRS 67003DL19 $823.37 800 - B990 $14.76 10000 $7.14
6.800” CRS 68003D $638.47 CRS 68003D2000 $745.13 CRS 68003DL19 $790.94 805 - B990 $14.76 10000 $7.14
7.100” CRS 71003D $716.76 CRS 71003D2000 $842.29 CRS 71003DL19 $858.45 830 - B990 $14.76 10000 $7.14


SERVICE PART ARP 8740 ARP 2000 ARP L19 QTY
rod bolts 12080 $133.60 20030 $191.52 14020 $214.60 16


Page 29
BBC CAST CRANKSHAFTS










An excellent alternative to O.E. crank.
.092” radiuses (unless otherwise noted).
Target bobweight guaranteed +/- 2%
Recommended for use in pump gas street engines, no power adders.
Approximate weight is 65-67 pounds.


-

PART NO.
 -
STROKE 2pc SEAL 1pc SEAL BOB
WEIGHT		 MIN. ROD
4.000” 104544000 $392.76 104564000 $392.76 2350 6.135”
4.250” 104544250 $400.83 104564250 $400.83 2420 6.385”


BBC FORGED STEEL CRANKSHAFTS
















Forged SAE 4340 steel with non-twist forging and multi-stage heat-treatment
Micropolished journals feature a 3 r.a. or better
.125” radiuses improve strength and rigidity. Chamfered or narrowed bearings required.
Shot-peened, stress relieved, and nitrided for superior durability.
Designed for internal balance without the need for heavy metal!
Recommended for use up to 1000hp (4140) or 1500hp (4340).
Approximate weight is 70-78 pounds.


4140 STEEL
-

PART NO.
 -
STROKE 2 pc SEAL BOB
WEIGHT		 MIN. ROD
4.250” 545442526385 $827.48 2350 6.385”


BBC 4340 STEEL
-

PART NO.
 -
STROKE 2pc SEAL 1pc SEAL BOB
WEIGHT		 MIN. ROD NOTES
3.766” 439637666135 $1,053.00 - 2350 6.135” .
4.000” 445440026135 $1,033.94 445640046135 $1,069.13 2350 6.135” .
4.250” 445442552100 $869.29 - 2350 6.385” 2.100”rod journals
4.250” 445442546385 $1,033.94 445642546385 $1,069.13 2350 6.385” .
4.250” 445442526385 $1,033.94 445642526385 $1,069.13 2300 6.385” center counterweights
4.375” 445443756385 $1,033.94 445643756385 $1,053.00 2300 6.385” center counterweights
4.500” 445445006535 $1,033.94 445645006535 $1,069.13 2350 6.535” center counterweights
4.750” 450247506600 $1,150.13 - 2425 6.660” center counterweights


Page 30
CHEVROLET 409
FORGED STEEL CRANKSHAFTS


















Forged SAE 4340 steel with non-twist forging and multi-stage heat-treatment
Micropolished journals feature a 3 r.a. or better
.125” radiuses improve strength and rigidity. Chamfered or narrowed bearings required.
Shot-peened, stress relieved, and nitrided for superior durability.
Recommended for use up to 1500hp.
Approximate weight is 70-78 pounds.


STROKE PART NO. BOB
WEIGHT		 MIN. ROD
4.000” 440940026135 $1,085.29 2350 6.135”


409 COMPETITION ASSEMBLIES


Forged 4340 steel crankshaft, forged 4340 steel H-Beam rods.
7/16” ARP 8740 capscrew rod bolts (ARP 2000 & L19 available).
Forged 2618 Ross pistons and plasma-moly file fit rings.
Performance racing bearings.
Designed for internal balance with no heavy metal needed.
Order by actual bore size

.
 
PART NO. STROKE ROD PISTON RINGS STOCK HEAD
118004342 $3,531.55 4.000” 6.135” 2618 Ross +.365” dome std. 10.5

DISPLACEMENT
4.342 4.375
474 480


Page 30
CHEVROLET 454
454 BALANCED STREET PERFORMANCE ASSEMBLIES


Cast steel crankshaft with performance street bearings.
“SIR” forged 5140 steel I-Beam rods with 7/16” ARP 8740 rod bolts.
Speed Pro hypereutectic pistons and plasma-moly rings.
All kits balanced as noted in description.
Standard bore size: 4.250”
Recommended for use in pump-gas, street engines. No power adders.


 PART NO.
  
2pc SEAL 1pc SEAL STROKE ROD PISTON 112cc 118cc 124cc
B18400030 $1,657.68 B18400L030 $1,657.68 4.000” 6.135” Speed Pro -2cc flat top 8.4 8.1 7.8
B18401030 $1,637.36 B18401L030 $1,637.36 4.000” 6.135” Speed Pro +22cc dome 10.1 9.6 9.1

  DISPLACEMENT
000 020 030 040 060 100
454 458 460 463 467 476
454 458 460 463 467 476


Page 31
CHEVROLET BIG BLOCK
BBC STREET & STRIP ASSEMBLIES











Cast steel crankshaft with performance street bearings.
“SIR” forged 5140 steel I-Beam rods with 7/16” ARP 8740 rod bolts.
Hypereutectic or forged 4032 pistons and plasma-moly rings.
All kits must be balanced by qualified machine shop before use.
Standard bore size: 4.250”
Recommended for use in pump-gas, street engines. No power adders.


 PART NO.
  
2pc SEAL 1pc SEAL STROKE ROD PISTON 112cc 118cc 124cc
18000030 $1,825.04 18000L030 $1,825.01 4.000” 6.135” 4032Mahle -3cc flat top 8.4 8.1 7.8
18200030 $1,411.99 18200L030 $1,411.97 4.000” 6.135” hyper. KB -3cc flat top 8.4 8.1 7.8
18004030 $1,810.22 18004L030 $1,810.28 4.000” 6.385” 4032 SRP -3cc flat top 8.4 8.1 7.8
18201030 $1,456.46 18201L030 $1,455.23 4.000” 6.135” hyper. KB +12cc dome 9.4 9.0 8.6
18001030 $1,795.42 18001L030 $1,795.45 4.000” 6.135” 4032 SRP +14cc dome * 9.5 9.1 8.7
18320030 $1,538.89 18320L030 $1,538.87 4.000” 6.135” 4032 Icon +18.3cc dome 9.9 9.4 9.0
18202030 $1,476.83 18202L030 $1,476.82 4.000” 6.135” hyper. KB +25.5cc dome 10.5 10.0 9.5
18002030 $1,767.03 18002L030 $1,767.00 4.000” 6.135” 2618 Mahle +28cc dome 10.7 10.2 9.7
18005030 $1,767.03 18005L030 $1,767.00 4.000” 6.385” 2618 Mahle +28cc dome 10.7 10.2 9.7
18020030 $1,753.57 18020L030 $1,753.54 4.250” 6.385” 4032 Mahle -3cc flat top 8.9 8.5 8.2
18021030 $1,615.88 18021L030 $1,615.86 4.250” 6.385” hyper. KB -3cc flat top 8.9 8.5 8.2
18022030 $1,826.47 18022L030 $1,826.44 4.250” 6.385” 4032 Mahle +18cc dome 10.4 9.9 9.5
18023030 $1,549.72 18023L030 $1,549.75 4.250” 6.385” hyper KB +17cc dome * 10.3 9.8 9.4
18321030 $1,618.53 18321L030 $1,618.50 4.250” 6.385” 4032 Icon +23cc dome 10.8 10.3 9.8

 DISPLACEMENT
030 060 070 100
460 467 469 476
460 467 469 476
460 467 469 476
460 467 469 476
460 467 469 -
460 467 469 476
460 467 469 476
460 467 - -
460 467 469 476
489 496 498 505
489 496 498 505
489 496 498 505
489 496 498 505
489 496 498 505

* closed-chamber dome

BBC PRO STREET ASSEMBLIES
OUR MOST AFFORDABLE, ALL-FORGED ASSEMBLIES!












Forged 4340 or 4140 steel crankshaft with performance racing bearings.
Forged steel I-Beam rods with 7/16” ARP 8740 rod bolts.
Forged 4032 pistons and plasma-moly rings.
All kits must be balanced by qualified machine shop before use.
Standard bore size: 4.250”
Recommended for use in pump-gas competition engines. No power adders.


 PART NO.
  
2pc SEAL 1pc SEAL STROKE ROD PISTON 112cc 118cc 124cc
18420030 $2,427.11 18420L030 $2,427.11 4.000” SIR6.135” 4032 Icon +18.3cc dome 9.9 9.4 9.0
F1011030 $2,336.65 - 4.250” FSI6.385” 4032 Mahle -3cc flat top 8.9 8.5 8.2
F1012030 $2,470.31 - 4.250” FSI6.385” 4032 Mahle +18cc dome 10.4 9.9 9.5
18421030 $2,261.20 18421L030 $2,506.75 4.250” SIR6.385” 4032 Icon +23cc dome 10.8 10.3 9.8
F1013030 $2,470.31 - 4.250” FSI6.385” 2618 Mahle +43cc dome 13.2 12.4 11.7

 DISPLACEMENT
030 060 070 100
460 467 469 476
489 496 498 505
489 496 498 505
489 496 498 505
489 496 498 505


Page 32
CHEVROLET 454 4.250”- 4.350” BORE
COMPETITION ASSEMBLIES















Forged 4340 steel crankshaft, forged 4340 steel H-Beam rods.
7/16” ARP 8740 capscrew rod bolts (ARP 2000 & L19 available).
Forged pistons and plasma-moly file fit rings.
Performance racing bearings.
Designed for internal balance with no heavy metal needed.
Standard bore size is 4.250”.


FORCED INDUCTION ASSEMBLIES

Includes forged 2618 alloy JE pistons designed for forced induction. Includes ARP L19 rod bolt upgrade.


HEAVY DUTY ASSEMBLIES

includes forged 2618 alloy pistons.
Includes ARP L19 rod bolt upgrade.. 


 PART NO.

STANDARD DECK HEIGHT (9.800”)
2pc SEAL 1pc SEAL STROKE ROD PISTON 112cc 118cc 124cc
35305060 35305L060 4.000” 6.385” 2618 F/I JE -14.5cc inv. dome 7.8 7.5 7.3
35310030 $3,470.69 35310L030 $3,470.69 4.000” 6.135” 2618 F/I JE -3cc flat top 8.3 8.0 7.7
35315030 $3,470.77 35315L030 $3,476.09 4.000” 6.385” 2618 F/I JE -3cc flat top 8.4 8.1 7.8
11000030 $2,744.36 11100030 $2,744.36 4.000” 6.135” 4032 Mahle -3cc flat top 8.4 8.1 7.8
11004030 $2,868.63 11102030 $2,751.17 4.000” 6.385” 4032 Mahle -3cc flat top 8.4 8.1 7.8
11001030 $2,857.87 11104030 $2,332.80 4.000” 6.135” 4032 SRP +14cc closed dome 9.5 9.1 8.7
11420030 $2,597.20 11420L030 $2,597.20 4.000” 6.135” 4032 Icon +18.3cc dome 9.9 9.4 9.0
11002030 $2,825.35 11106030 $2,825.35 4.000” 6.135” 2618 Mahle +28cc dome 10.7 10.2 9.7
11005030 $2,972.57 11107030 $2,825.35 4.000” 6.385” 2618 Mahle +28cc dome 10.7 10.2 9.7
11006030 $2,825.35 11109030 $2,825.35 4.000” 6.385” 2618 Mahle +48cc dome 13.2 12.3 11.6
11007030 $3,057.59 11110030 $3,057.59 4.000” 6.535” 2618 SRP +48cc dome 13.2 12.3 11.6
35320060 $3,476.09 35320L060 $3,524.78 4.250” 6.385” 2618 F/I JE -3cc flat top 8.9 8.5 8.2
11011030 $2,811.89 11111030 $2,811.89 4.250” 6.385” 4032 Mahle -3cc flat top 8.9 8.5 8.2
11012030 $2,884.77 11113030 $2,884.77 4.250” 6.385” 4032 Mahle +18cc dome 10.4 9.9 9.5
11421030 $2,676.85 11421L030 $2,676.85 4.250” 6.385” 4032 Icon +23cc dome 10.8 10.3 9.8
11013030 $2,884.77 11114030 $2,884.77 4.250” 6.385” 2618 Mahle +43cc dome 13.2 12.4 11.7
35700030 $3,053.57 35700L030 $3,053.57 4.250” 6.385” 2618 Mahle +43cc dome 13.2 12.4 11.7
35710030 $3,403.34 35710L030 $3,403.34 4.250” 6.535” 2618 JE +44cc dome 13.3 12.5 11.8
11014030 $2,884.77 11115030 $1,853.44 4.375” 6.385” 4032 Mahle +18cc dome 11.1 10.6 10.1
11016060 $2,884.77 11116060 $1,822.31 4.375” 6.385” 4032 Mahle +41cc dome 14.0 13.1 12.3

 DISPLACEMENT
030 060 070 100
- 467 - -
460 467 - -
460 467 - -
460 467 469 476
460 467 469 -
460 467 469 -
460 467 469 476
460 467 - 476
460 467 - -
460 467 - -
460 467 469 476
- 496 - -
489 496 498 505
489 496 498 505
489 496 498 505
489 496 498 505
489 496 498 505
489 496 498 505
504 511 - -
- 511 - -


 PART NO.

TALL DECK HEIGHT (10.200”) 
2pc SEAL 1pc SEAL STROKE ROD PISTON 112cc 118cc 124cc
11508030 $2,868.63 - 4.250” 6.535” 4032 SRP -3cc flat top 8.9 8.5 8.2
11509030 $2,952.34 - 4.250” 6.535” 4032 SRP +17cc dome 10.3 9.8 9.4
11512030 $2,884.77 - 4.250” 6.800” 4032 Mahle +18cc dome 10.7 10.2 9.7
11510030 $2,938.80 - 4.250” 6.535” 2618 SRP +43cc dome 13.2 12.4 11.7
11513030 $2,884.77 - 4.250” 6.800” 2618 Mahle +43cc dome 13.7 12.9 12.1
11518030 $3,057.59 - 4.500” 6.700” 2618 SRP +48cc dome 15.4 14.3 13.4

 DISPLACEMENT
030 060 070 100
489 496 498 505
489 496 498 -
489 496 498 505
489 496 498 505
489 496 498 505
518 525 528 535


Page 33
CHEVROLET 502 4.470”-4.600” BORE
COMPETITION ASSEMBLIES












Forged 4340 steel crankshaft, forged 4340 steel H-Beam rods.
7/16” ARP 8740 capscrew rod bolts (ARP 2000 & L19 available).
Forged pistons and plasma-moly file fit rings. Performance racing bearings.
Designed for internal balance with no heavy metal needed.


Order by actual bore size.

FORCED INDUCTION ASSEMBLIES

Includes forged 2618 alloy JE pistons designed for forced induction. Includes ARP L19 rod bolt upgrade.


HEAVY DUTY ASSEMBLIES

includes forged 2618 alloy pistons.
Includes ARP L19 rod bolt upgrade.. 


 PART NO.

STANDARD DECK HEIGHT (9.800”) 
2pc SEAL 1pc SEAL STROKE ROD PISTON 112cc 118cc 124cc
354004500 $3,358.73 35400L4500 $3,358.73 4.000” 6.385” 2618 F/I JE -28cc inv. dome 7.8 7.5 7.3
116164500 $3,328.98 111274500 $3,328.98 4.000” 6.135” 2618 JE -11.5cc inv. dome 8.6 8.3 8.0
116004500 $2,836.23 111284500 $2,836.23 4.000” 6.135” 4032 Mahle -3cc flat top 9.1 8.7 8.4
116044500 $2,247.75 111294500 $2,272.05 4.000” 6.385” 4032 Mahle -3cc flat top 9.1 8.7 8.4
116014500 $2,949.66 111504500 $2,949.66 4.000” 6.135” 4032 SRP +17cc dome 10.5 10.0 9.6
116054500 $2,949.66 111334500 $3,094.02 4.000” 6.385” 4032 SRP +17cc dome 10.5 10.0 9.6
116034500 $2,949.66 111344500 $2,949.66 4.000” 6.135” 2618 SRP +41cc dome 13.2 12.4 11.7
116064500 $2,949.66 111354500 $2,949.66 4.000” 6.385” 2618 SRP +41/+39cc dome 13.0 12.3 11.6
354104500 $3,358.73 35410L4500 $3,358.73 4.250” 6.385” 2618 F/I JE -20cc inv. dome 8.6 8.3 8.0
116104500 $2,811.89 111374500 $3,046.91 4.250” 6.385” 4032 Mahle/SRP -3cc
flat top		 9.6 9.2 8.9
116114500 $2,884.77 111384500 $2,884.77 4.250” 6.385” 4032 Mahle +13cc dome 10.8 10.3 9.9
116124500 $2,308.31 111394500 $2,332.80 4.250” 6.385” 2618 Mahle +36cc dome 13.2 12.5 11.8
116134500 $2,308.31 111404500 $2,332.80 4.250” 6.535” 2618 Mahle +36cc dome 13.2 12.5 11.8
357204500 $3,428.92 35720L4500 $3,428.92 4.250” 6.385” 2618 JE +37cc dome 13.4 12.6 11.9
357304500 $3,401.80 35730L4500 $3,401.80 4.250” 6.535” 2618 JE +40cc dome 13.8 13.0 12.3
357224600 $2,968.56 35722L4600 $2,968.56 4.250” 6.535” 2618 Mahle +42cc dome 14.4 13.5 12.8
357214600 $2,968.56 35721L4600 $2,968.56 4.250” 6.385” 2618 Mahle +47cc dome 14.4 13.5 12.8
357424600 $3,218.29 35742L4600 $2,968.56 4.375” 6.535” 2618 Mahle +40cc dome 14.6 13.7 13.0
357414600 $2,968.56 35741L4600 $2,968.56 4.375” 6.535” 2618 Mahle +47cc dome 15.8 14.8 13.9
357404600 $3,246.64 35740L4600 $2,968.56 4.375” 6.385” 2618 Mahle +47cc dome 16.0 15.0 14.1

 DISPLACEMENT
    
4.470 4.500 4.530 4.560 4.600 4.625
- 509 516 523 532 .
- 509 516 - - .
502 509 516 - - .
- 509 516 523 532 .
502 509 516 - - .
- 509 - - - .
502 509 516 - - .
- 509 516 523 532 .
- 541 548 555 565 .
534 541 548 - 565 .
534 541 548 555 565 .
534 541 - 555 565 .
- 541 548 555 - .
- 541 548 555 565 .
- 541 548 555 565 .
- - - - 565 571
- - - - 565 571
- - - - 582 588
- - - - 582 588
- - - - 582 588


 PART NO.

 TALL DECK HEIGHT (10.200”) 
2pc SEAL 1pc SEAL STROKE ROD PISTON 112cc 118cc 124cc
119164500 $3,328.98 111414500 $3,113.03 4.000” 6.535” 2618 JE -11.5cc inv. dome 8.6 8.3 8.0
119174500 $3,328.98 111474500 $3,328.98 4.250” 6.535” 2618 JE -20cc inv. dome 8.6 8.3 8.0
119104500 $2,865.94 111484500 $2,865.94 4.250” 6.535” 4032 SRP -3cc flat top 9.6 9.2 8.9
119134500 $3,003.55 111504500 $2,949.66 4.250” 6.800” 4032 SRP +10cc dome 10.9 10.4 9.9
119144500 $3,003.55 111524500 $3,003.55 4.250” 6.800” 2618 SRP +36/+33cc dome 13.8 13.0 12.2
119154500 $2,918.58 111544500 $2,799.79 4.500” 6.535” 4032 Mahle -3cc flat top 10.1 9.7 9.3
119184500 $2,308.31 111534500 $2,882.12 4.500” 6.700” 2618 SRP +41cc/+39cc dome 15.2 14.2 13.4
357504600 $2,968.56 35750L4600 $2,968.56 4.500” 6.800” 2618 Mahle +42cc dome 14.8 13.9 13.1
357514600 $3,246.64 35751L4600 $3,164.27 4.500” 6.800” 2618 Mahle +47cc dome 15.6 14.6 13.8
116244600 $2,917.19 - 4.750” 6.660” 4032 Mahle -3cc flat top 11.8 11.3 10.8
358504600 $3,293.92 - 4.750” 6.700” 2618 Mahle +42cc dome 16.7 15.7 14.7
358514600 $3,293.92 - 4.750” 6.700” 2618 Mahle +47cc dome 17.8 16.5 15.5

 DISPLACEMENT
    
4.470 4.500 4.530 4.560 4.600 4.625
- 509 516 - - -
- 541 - 555 565 -
- 541 548 - - -
534 541 548 555 - -
534 541 548 555 565 -
- 573 580 588 598 -
- 573 580 588 598 -
- - - - 598 605
- - - - 598 605
- 604 - - 632 -
- - - - 632 638
- - - - 632 638


Page 34
CHRYSLER 4 CYL
4340 STEEL H-BEAM RODS













Forged SAE 4340 steel from 2 piece forging.
3/8” ARP 2000 rod bolts,
Alignment sleeves for precise cap location.
Sizing performed with Sunnen Krossgrinding system.
Weight-matched to +/- 1g.
Recommended for competition use up to 900hp.


ENGINE PART NO. LENGTH WEIGHT PIN SIZE NOTES BOLTS BUSHINGS
2.0 CRS 5472N3D $470.99 5.472” 535 21mm all Neon SOHC & DOHC 20060 $94.37 (set of 8) B776 $14.76
2.0 long rod CRS 5608N3D $389.99 5.608” 550 21mm requires custom piston 20060 $94.37 (set of 8) B776 $14.76
2.4 SRT4 CRS 5945D3D $470.99 5.945” 575 22mm 20060 $94.37 (set of 8) B810 $14.76


CHRYSLER 4 CYL
EXTREME DUTY H-BEAM RODS

















Includes additional surface finishing to improve fatigue strength.
Equipped with 3/8” APR Custom Ae 625+ bolts (270,000 psi).


ENGINE PART NO.
2.0 CRS 5472NXD $823.37
2.4 SRT4 CRS 5945DXD $823.37


CHRYSLER 8.0L V10
4340 STEEL H-BEAM RODS
















Forged SAE 4340 steel from 2 piece forging.
7/16” ARP rod bolts, .984” pin size.
Alignment sleeves for precise cap location.
Sizing performed with Sunnen Krossgrinding system.
Weight-matched to +/- 1g. Will not fit 8.3L V10
Recommended for competition use.


PART NO. LENGTH WEIGHT NOTES BOLTS BUSHINGS SLEEVES
CRS 6123D10 $854.47 6.123” 695 up to 900 hp 871600 $9.19 (ea.) B984 $14.76 10000 $7.14
CRS 6123D102000 $1,042.13 6.123” 695 up to 1200 hp 201600 $20.06 (ea.) B984 $14.76 10000 $7.14
CRS 6123D10L19 $1,107.00 6.123” 700 up to 1500 hp 191600 $20.06 (ea.) B984 $14.76 10000 $7.14


Page 35
CHRYSLER SMALL BLOCK
“SIR” 5140 STEEL I-BEAM RODS








Forged SAE 5140 steel with 3/8” ARP 8740 rod bolts, .984” pin size.
Alignment sleeves for precise cap location.
Sizing performed with CNC equipment.
Weight-matched to +/- 2g.
For use in pump-gas street engines, no power adders.


PART NO. LENGTH WEIGHT NOTES BOLTS BUSHINGS SLEEVES
SIR 6123CP $319.83 6.123” 605 press-fit 12055 $133.60 (set of 16) N/A 10005 $7.14
SIR 6123CB $408.92 6.123” 605 bushed 12055 $133.60 (set of 16) B992 $14.76 10005 $7.14



CHRYSLER SB 4340 STEEL H-BEAM RODS










Forged SAE 4340 steel from 2 piece forging.
7/16” ARP 8740 rod bolts (ARP 2000 & L19 available), .984” pin size.
Alignment sleeves for precise cap location.
Sizing performed with Sunnen Krossgrinding system.
Weight-matched to +/- 1g.
Recommended for competition use.


LENGTH PART NO. WEIGHT BOLTS BUSHINGS SLEEVES
6.123” CRS 6123C3D $685.60 680 12000 $195.67 (set of 16) B984 $14.76 10000 $7.14
6.123” CRS 6123C3D2000 $804.45 680 20000 $230.74 (set of 16) B984 $14.76 10000 $7.14



CHRYSLER SB CAST CRANKSHAFTS















An excellent alternative to O.E. crank.
.092” radiuses so standard bearings can be used.
Target BOBWEIGHT guaranteed +/- 2% designed for external balance.
Recommended for use in pump gas street engines, no power adders.
Approximate weight is 54-56 pounds.


STROKE 318/340 MAINS 360 MAINS BOB
WEIGHT
3.310” 103403310 $469.60 - 2050
3.580” - 103603580 $469.60 2050

For standard transmission application,
order pilot bushing part number PB2 $14.80 for 360 or PB3 $14.80 for 318/340.




CHRYSLER SB FORGED 4340 STEEL CRANKSHAFTS














Forged SAE 4340 steel with non-twist forging and multi-stage heat-treatment
Micropolished journals feature a 3 r.a. or better
.125” radiuses improve strength and rigidity. Chamfered or narrowed bearings required.
Shot-peened, stress relieved, and nitrided for superior durability.
Target BOB WEIGHT guaranteed +/- 2%. Designed for internal balance without heavy metal.
Recommended for use up to 1500 hp. Approximate weight is 57-60 pounds.


STROKE 318/340 MAINS 360 MAINS BOB
WEIGHT
3.310” 434033106123 $1,055.52 - 2050
3.580” - 436035806123 $1,055.52 2050
4.000” 434040006123 $1,055.52 436040006123 $1,055.52 2050

For standard transmission application,
order pilot bushing part number PB2 $14.80 for 360 or PB3 $14.80 for 318/340.



Page 36
CHRYSLER SB
STREET & STRIP ASSEMBLIES















Cast steel crankshaft with performance street bearings.
“SIR” forged 5140 steel I-Beam rods with 3/8” ARP 8740 rod bolts.
Hypereutectic or forged 4032 pistons and plasma-moly rings.
Recommended for use in pump-gas, street engines. No power adders.


KIT NO.

340 block, standard bore 4.040”
 -
UNBALANCED BALANCED STROKE ROD PISTON RINGS 60cc 65cc 70cc
20504030 $1,694.07
$1,667.21		 B20504030 3.310” 6.123” 4032 Mahle -5cc flat top FF 10.2 9.6 9.1

DISPLACEMENT
000 030 -
339 345  -

FF = File to fit.

KIT NO.

360 block, standard bore 4.000”
 -
UNBALANCED BALANCED STROKE ROD PISTON RINGS 60cc 65cc 70cc
20507 B20507030 3.580” 6.123” 4032 Mahle -5cc flat top FF 10.8 10.2 9.7
- B20600030 $1,503.75 3.580” 6.123” hyper KB -5cc flat top FF 10.9 10.3 9.7
- B20601030 $1,245.94 3.580” 6.123” press-fit hyper KB -5cc flat top FF 10.9 10.3 9.7

DISPLACEMENT
030 040 060
365 367 371
365 367 371
365 367 371

FF = File to fit.

COMPETITION ASSEMBLIES
















Forged 4340 steel crankshaft, forged 4340 steel H-Beam rods.
7/16” ARP 8740 capscrew rod bolts (ARP 2000 & L19 available).
Forged pistons and plasma-moly file fit rings.
Performance racing bearings.
Designed for internal balance with no heavy metal needed.


-

340 block, standard bore 4.040”
 -

KIT NO.
 STROKE ROD PISTON RINGS 60cc 65cc 70cc
20104030 $2,631.06 3.310” 6.123” 4032 Mahle -5cc flat top FF 10.2 9.6 9.1
20105030 $2,718.74 4.000” 6.123” 2618 Mahle -28cc inv. dome FF 9.5 9.1 8.8
20106030 $2,631.06 4.000” 6.123” 2618 Mahle -5cc flat top FF 12.1 11.4 10.8

DISPLACEMENT
000 030
339 345
410 416
410 416


-

360 block, standard bore 4.000”
 -

KIT NO.
 STROKE ROD PISTON RINGS 60cc 65cc 70cc
20107030 $2,606.78 3.580” 6.123” 4032 Mahle -5cc flat top FF 10.8 10.2 9.7
20108030 $2,694.48 4.000” 6.123” 2618 Mahle -28cc inv. dome FF 9.4 9.0 8.7
20102030 $2,694.48 4.000” 6.123” 4032 Mahle -16cc inv. dome FF 10.6 10.1 9.6
20109030 $2,606.78 4.000” 6.123” 4032 Mahle -5cc flat top FF 12.0 11.3 10.7

DISPLACEMENT
030 040 060
365 367 371
408 410 -
408 410 -
408 410 -

FF = File to fit.

Page 37
CHRYSLER LATE MODEL HEMI
4340 STEEL H-BEAM RODS













Forged SAE 4340 steel from 2 piece forging.
7/16” ARP 8740 rod bolts (ARP 2000 and L19 available).
Alignment sleeves for precise cap location.
Sizing performed with Sunnen Krossgrinding system.
Weight-matched to +/- 1g.
Recommended for competition use.


NOTES
ENGINE LENGTH PART NO. WEIGHT JOURNAL PIN SIZE BOLTS BUSHINGS
5.7L/6.1L 6.243” CRS 6243H3D $655.94 640 2.125” .927” 12000 $195.67 B928 $14.76
5.7L/6.1L 6.243” CRS 6243C3D $655.94 640 2.125” .945” 12000 $195.67 call
stroker 6.125” CRS 6125SO3D $655.94 660 2.000” .927” 12000 $195.67 B928 $14.76


CHRYSLER LATE MODEL HEMI
FORGED 4340 STEEL CRANKSHAFT


















Forged SAE 4340 steel with non-twist forging and multi-stage heat-treatment.
Micropolished journals feature a 3 r.a. or better.
.125” radiuses improve strength and rigidity. Chamfered or narrowed bearings required.
Shot-peened, stress relieved, and nitrided for superior durability.
Target bobweight guaranteed +/- 2%. Designed for internal balance without heavy metal.
Recommended for use up to 1500 hp.


-

PART NO.
 -
STROKE 32t RELUCTOR 58t RELUCTOR BOB
WEIGHT		 MIN. ROD LENGTH NOTES
4.050” 439240506125 $1,202.76 439340506125 $1,202.76 1780 6.125” 2.000” rod journals



CHRYSLER LATE MODEL HEMI
COMPETITION ASSEMBLIES


Forged 4340 steel crankshaft, forged 4340 steel H-Beam rods.
7/16” ARP 8740 capscrew rod bolts (ARP 2000 & L19 available).
Forged pistons and plasma-moly file fit rings.
Performance racing bearings.
Designed for internal balance with no heavy metal needed.


PART NO.

5.7L, 32t (up to 2008), 58t (2009 and up)
32 tooth 58 tooth STROKE ROD PISTON 85cc
231503947 $2,890.23 232503947 $2,890.23 4.050” 6.125” 4032 Mahle -2cc flat to 9.4
231003927 $2,975.32 232003927 $2,975.32 4.050” 6.125” 4032 Mahle 6cc dome 10.2

DISPLACEMENT
3.927 3.937 3.947
- - 396
392 - 396


PART NO.

6.1L, 32 teeth only
32 tooth STROKE ROD PISTON 74cc
233004065 $2,975.32 4.050” 6.125” 4032 Mahle -12cc inv. dome 10.0

DISPLACEMENT
4.065 4.080 4.090
420 424 426


Engines equipped with variable valve timing (VVT) require a spacer behind crank gear. Use Arrington part number API-SPCR-A .
Standard bore sizes
5.7L - 3.917”
6.1L - 4.055”
6.4L - 4.090”



Page 38
CHRYSLER 400
4340 STEEL H-BEAM RODS









Forged SAE 4340 steel from 2 piece forging.
7/16” ARP 8740 rod bolts (ARP 2000 and L19 available).
Alignment sleeves for precise cap location.
Sizing performed with Sunnen Krossgrinding system.
Weight-matched to +/- 1g.
Recommended for competition use.


LENGTH PART NO. WEIGHT PIN SIZE NOTES BOLTS BUSHINGS
6.358” CRS 6358C3D $716.76 850 1.094” 1.094” pin 12080 $133.60 (set of 16) B1094 $14.76
6.385” CRS 6385C3D $598.97 790 .990” 440 crank/ 400 block, 2.200” journal 12080 $133.60 (set of 16) B990C $14.76



CHRYSLER 400
FORGED STEEL CRANKSHAFTS


















Forged SAE 4340 steel with non-twist forging and multi-stage heat-treatment
Micropolished journals feature a 3 r.a. or better
.125” radiuses improve strength and rigidity. Chamfered or narrowed bearings required.
Shot-peened, stress relieved, and nitrided for superior durability.
Recommended for use up to 1500hp. Designed for internal balance without heavy metal.
Approximate weight is 69 pounds.


-

PART NO.
 -
STROKE 6 BOLT FLANGE 8 BOLT FLANGE BOB
WEIGHT		 MIN. ROD
4.150” 440041506760 $1,063.60 440241506760 $1,047.45 2550 6.760”



COMPETITION ASSEMBLIES













Forged 4340 steel crankshaft, forged 4340 steel H-Beam rods. 7/16” ARP 8740 capscrew rod bolts (ARP 2000 & L19 available).
Forged pistons and plasma-moly file fit rings.
Performance racing bearings.
Designed for internal balance with no heavy metal needed.
Standard bore size is 4.342”.


6 bolt flange (8 bolt flange available)
KIT NO. STROKE ROD PISTON RINGS 72cc 80cc 84cc
21103008 $2,308.31 4.150” 6.760” 4032 Mahle -8cc flat top FF 11.7 10.8 10.5

DISPLACEMENT
008 033
493 499

FF = File to fit.

Page 39
CHRYSLER RB
(sometimes refered to as 'B' engine - wedge 383-400-440).
4340 STEEL H-BEAM RODS











Forged SAE 4340 steel from 2 piece forging.
7/16” ARP 8740 rod bolts (ARP 2000 and L19 available).
Alignment sleeves for precise cap location.
Sizing performed with Sunnen Krossgrinding system.
Weight-matched to +/- 1g.
Recommended for competition use.


LENGTH PART NO. WEIGHT PIN SIZE NOTES BUSHINGS
6.760” CRS 6760C3D $716.76 875 1.094” O.E. dimensions B1094 $14.76
6.760” CRS 6760B3D $716.76 880 .990” B990C $14.76
6.860” CRS 6860C3D $716.76 890 1.030” 426 hemi B1040 $14.76
6.385” CRS 6385C3D $598.97 790 .990” for 440 crank/ 400 block, 2.200” journal B990C $14.76
7.100” CRS 7100C3D $716.76 840 .990” 2.200” rod journal, 1.007” width B990C $14.76



CHRYSLER RB
FORGED STEEL CRANKSHAFTS












Forged SAE 4340 steel with non-twist forging and multi-stage heat-treatment
Micropolished journals feature a 3 r.a. or better
.125” radiuses improve strength and rigidity. Chamfered or narrowed bearings required.
Shot-peened, stress relieved, and nitrided for superior durability.
Recommended for use up to 1500hp. Designed for internal balance without heavy metal.
Approximate weight is 70-77 pounds.


STROKE 6 BOLT FLANGE 8 BOLT FLANGE BOB
WEIGHT		 MIN. ROD NOTES
3.750” 444037506760 $1,063.60 444237506760 $1,063.60 2550 6.760” .
4.150” 444041506760 $1,063.60 444241506760 $1,063.60 2550 6.760” .
4.250” N/A 444242507100 $1,063.60 2500 7.100” 2.200” rod journals
4.375” N/A 444243757100 $1,063.60 2500 7.100” 2.200” rod journals
4.500” N/A 444245007100 $1,132.60 2500 7.100” 2.200” rod journals


CHRYSLER RB
COMPETITION ASSEMBLIES















Forged 4340 steel crankshaft, forged 4340 steel H-Beam rods.
7/16” ARP 8740 capscrew rod bolts (ARP 2000 & L19 available).
Forged pistons and plasma-moly file fit rings.
Performance racing bearings.
Designed for internal balance with no heavy metal needed.
Standard bore size is 4.320”.


-
KIT NO. STROKE FLANGE ROD PISTON RINGS 72cc 80cc 84cc
21200030 $2,953.72 3.750” 6 bolt 6.760” 4032 Mahle -8cc flat top FF 10.6 9.8   9.5
21201030 $2,809.26 4.150” 6 bolt 6.760” 4032 Mahle -8cc flat top FF 11.6 10.8 10.4
21202030 $2,764.73 4.250” 8 bolt 7.100” 4032 Mahle -8cc flat top FF 11.9 11.0 10.7
21203030 $2,764.73 4.375” 8 bolt 7.100” 4032 Mahle -8cc flat top FF 12.2 11.3 10.9
21205030 $2,764.73 4.500” 8 bolt 7.100” 4032 Mahle -8cc flat top FF 12.5 11.6 11.2

DISPLACEMENT
030 055
446 451
493 499
505 511
520 -
535 541

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