Performance Speed Pro Rings Total Seal Rings Speed Pro Forged Pistons

RPM - RON'S PRECISION MACHINE, INC.
222 N. Pheasant Dr.
Central, Utah 84722
1-435-673-0724 e-mail

Call toll free to order and purchase parts 1-866-700-5877 or (435) 673-0724 or click e-mail or
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Speed Pro High Performance Piston Rings
Plasma Moly Facing - File Fit Ring Sets

Part# Sizes Available Bore Dia. Groove Widths       Tension Your Cost set
R5879 .005, .035, .065 4.125      5/64 - 5/64 - 3/16          STD      $185.43
R9278 .005, .035, .065 4.320      1/16 - 1/16 - 3/16        LOW      $179.63
R9342 .005, .025, .035, .045, .065 4.000 1/16 - 1/16 - 1/8 STD        $169.48
R9343 .005, .025, .035, .045, .065 4.000 5/64 - 5/64 - 3/16 STD      $116.88
R9344 .005, .035, .065 4.250 1/16 - 1/16 - 3/16              LOW      $169.48
R9346 .005, .025, .035, .045, .065 4.125 1/16 - 1/16 - 3/16 LOW       $176.15
R9401 .005, .025, .035, .045, .065 4.000 1/16 - 1/16 - 3/16 LOW       $154.98
R9590 .005, .035, .065 4.250 5/64 - 5/64 - 3/16                    STD        $173.83
R9745 .005, .035, .065 4.250 1/16 - 1/16 - 3/16                    STD        $173.83
R9771 .005, .025, .035, .045, .065 4.000 1/16 - 1/16 - 3/16 STD         $150.63
R10248 .005, .025, .035, .045, .065 4.125 1/16 - 1/16 - 3/16 STD       $176.73

Plasma Moly Facing - Standard Gap Ring Sets
R8375 STD, .030, .040 4.125 1/16 , 1/16 , 3/16           STD         $123.08
R8902 STD, .030, .040, .060 4.000 1/16, 1/16, 3/16    STD         $123.08
R9902 STD, .030, .060 4.000 1/16 - 1/16 - 3/16           STD         $144.83
R9903 STD, .030, .060 4.000 5/64 - 5/64 - 3/16           STD         $152.08
R9904 STD, .030, .060 4.250 1/16 - 1/16 - 3/16           STD         $152.08
R9905 STD, .030, .060 4.250 5/64 - 5/64 - 3/16           STD        $155.13
R9968 STD, .030, .060 4.000 1/16 - 1/16 - 1/8             STD        $163.68
R10375 STD, .030, .040 4.125 1/16 - 1/16 - 3/16         STD        $159.33

Cast Faced - Standard Gap Ring Sets
R6902 STD, 30,40, 60 4.000 1/16 , 1/16 , 3/16            STD        $94.08
R6375 30 4.125 1/16 , 1/16 , 3/16                                 STD        $94.08

                              Total Seal® Gapless® Piston Rings
Advanced .043" Profiling
Big Block dyno tests prove that Total Seal delivers a gain of over 56 horsepower!
Gapless Second Ring Sets
Part # +Oversize Bore Top Ring  2nd Ring  Oil ring Your Cost set
TS4300 .035 4.035          .043        1/16          3/16           $427.15
TS4300 .045 4.045          .043        1/16          3/16          $440.92
TS4300 .065 4.065          .043        1/16          3/16          $440.92
TS4301 .005 4.140         .043         1/16          3/16          $427.15
TS4301 .035 4.160         .043         1/16          3/16          $427.15
TS4301 .045 4.170         .043         1/16          3/16          $427.15
TS4301 .065 4.190         .043         1/16          3/16          $427.15
TS4309 .005 4.605         .043         1/16          3/16           $427.15

Gapless Top Ring Sets
Part # +Oversize Bore Top Ring  2nd Ring  Oil ring Your Cost set
MS4300 .035     4.035    .043         1/16          3/16          $440.91
MS4300 .045     4.045    .043         1/16          3/16          $440.91
MS4300 .065     4.065    .043         1/16          3/16          $440.91
MS4301 .005     4.140    .043         1/16          3/16          $437.06
MS4301 .035     4.160    .043         1/16          3/16          $437.06
MS4301 .045     4.170    .043         1/16          3/16          $437.06
MS4301 .065     4.190    .043         1/16          3/16          $437.06
MS4309 .005     4.605    .043         1/16          3/16          $437.06
The Cheapest horsepower you'll ever Buy! Tests conducted by an independent dyno
shop showed that both the Total Seal Gapless 2nd Ring set and the NEW Gapless Top Ring
set deliver significant net increases in both horsepower and torque over conventional rings.

TS1 Gapless Piston Ring Sets (Gapless top & Gapless second ring)
Part # +Oversize Bore Top Ring  2nd Ring  Oil ring Your Cost set
T3690 .035 4.035        1/16           1/16            3/16        $297.69 (other over size available.)
T3690 .045 4.045        1/16           1/16            3/16        $297.69
T0690 .005 4.130        1/16           1/16            3/16        $297.69
T0690 .025 4.150        1/16           1/16            3/16        $297.69
T0690 .030 4.155        1/16           1/16            3/16        $297.69
T0690 .035 4.160        1/16           1/16            3/16        $297.69
T9190 .255 4.505        1/16           1/16            3/16        $303.36 (other over size available.)
T9090 .030 4.030        5/64           5/64            3/16        $297.69 (other over size available.)
T9090 .060 4.060        5/64           5/64            3/16        $297.69

TSS Gapless Piston Ring Sets (Gapless top & Gapless second ring)
Part # +Oversize Bore Top Ring 2nd Ring Oil ring Your Cost $
S9090 Std.         4.000 5/64        5/64        3/16       $197.91 (other over size available.)
S9090 .030        4.030 5/64        5/64        3/16       $197.91
S9090 .060        4.060 5/64        5/64        3/16       $197.91
S0190 Std.         4.125 5/64        5/64        3/16       $192.07 (other over size available.)
S0190 .030         4.155 5/64       5/64         3/16      $192.07
S2090 Std.         4.250 5/64        5/64         3/16      $195.82 (.030", .035", .040", .060")

Speed Pro Lightweight POWERFORGED Pistons
Part# Use Dome Shape Note Your Cost each (sold in sets only)
Chevy 350-Based Engines
LW2256F Street Flat;          4 reliefs - $63.63 each
Chevy 383 Stroker (350 engines using 400 crankshafts)
LW2605F Race Reverse Dome 5.7"rods $76.67
Ford 302, '68-'72, '77 and Later (with 8.206" Deck Height)
LW2488F Race Flat; 4 reliefs - $66.53
Ford 429, 460
LW2602F BB Flat; 1 relief - $86.83
Additional Features:
4 Dramatically Lighter
4 1/16"-1/16"-3/16" Grooves
4 Tapered Pins
*Priced each, sold in sets

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