J.E. Pistons High Performance

Street Strip Race

RPM - RON'S PRECISION MACHINE, INC.
69 E. 580 N.
Santaquin, Utah 84655
1-801-754-5338 or Toll free 1-866-700-5877
Contact us anytime 24-7

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Call toll free to order at 1-866-700-5877 or
Contact us anytime 24-7 or use the Order Form for questions and to check stock.

Chevrolet
Small Block Chevy












  • 350/400 Small Block 23 degree - Tour Series GP (Gas Ported)
    • Similar to the ULTRA Light GP with engineering changes for higher Horse Power 4 Barrel applications.      (Approximately 620 HP.)
    • Precision CNC ring grooves accepts .043, .043, 3.0mm back cut rings.
    • Lateral Gas Ports for optimum ring seal.
    • 350 includes .927 x 2.500 H.D. wrist pins (118 grams).
    • 400 includes .927 x 2.750 H.D. wrist pins (130 grams).
    • Forced double pin oiler, with annular oil reservoir.
    • Valve reliefs machined to be compatible with angle milled heads.
    • Pin fitting and double spiral locks included.

350 Series Std Bore: 4.000 Ring package designed for: .043, .043, 3MM Rings

Part #
Your Cost

CID

Bore

Stroke

Rod Lgth.

Block Ht.

Comp. Ht.

Head Cubic Centimeters
Comp Ratio
58---64--76

Dome Vol.

Gram Wt.

Foot
note

Over
size

Recom. Ring Set

170697 $1,190.67

383

4.030

3.750

6.000

9.000

1.125

11.9

11.1

9.7

-5.0

385
 -

0.030

J71408-4030-5 $410.75

170698 $1,190.67

385

4.040

3.750

6.000

9.000

1.125

11.9

11.1

9.7

-5.0

389
 -

0.040

J71408-4040-5 $410.75

170689 $1,190.67

357

4.030

3.500

5.700

9.000

1.550

11.2

10.3

9.1

-5.0

439

A

0.030

J71408-4030-5 $410.75

170692 $1,190.67

357

4.030

3.500

6.000

9.000

1.250

11.2

10.3

9.1

-5.0

398

A

0.030

J71408-4030-5 $410.75

170695 $1,190.67

357

4.030

3.500

6.250

9.000

1.000

11.2

10.3

9.1

-5.0

370

A,B,M

0.030

J71408-4030-5 $410.75

170697 $1,190.67

357

4.030

3.500

6.125

9.000

1.125

11.2

10.3

9.1

-5.0

385

A

0.030

J71408-4030-5 $410.75

170698 $1,190.67

358

4.040

3.500

6.125

9.000

1.125

11.2

10.3

9.1

-5.0

389

A

0.040

J71408-4040-5 $410.75

170696 $1,190.67

358

4.040

3.500

6.250

9.000

1.000

11.2

10.3

9.1

-5.0

374

A,B,M

0.040

J71408-4040-5 $410.75

170693 $1,190.67

359

4.040

3.500

6.000

9.000

1.250

11.2

10.3

9.1

-5.0

401

A

0.040

J71408-4040-5 $410.75

170690 $1,190.67

359

4.040

3.500

5.700

9.000

1.550

11.2

10.3

9.1

-5.0

442

A

0.040

J71408-4040-5 $410.75

170691 $1,190.67

362

4.060

3.500

5.700

9.000

1.550

11.2

10.3

9.1

-5.0

453

A

0.060

J71408-4060-5 $313.28

170694 $1,190.67

362

4.060

3.500

6.000

9.000

1.250

11.2

10.3

9.1

-5.0

410

A

0.060

J71408-4060-5 $313.28

400 Series Std Bore: 4.125 Ring package designed for: .043, .043, 3MM Rings

Part #
Your Cost

CID

Bore

Stroke

Rod Lgth.

Block Ht.

Comp. Ht.

Head Cubic Centimeters
Comp Ratio
58---64--76

Dome Vol.

Gram Wt.

Foot
note

Over
size

Recom. Ring Set

181933 $1,298.61

407

4.155

3.750

6.000

9.000

1.125

12.5

11.6

10.2

-5.0

424
 -

0.030

J71408-4155-5 $410.75

181933 $1,298.61

380

4.155

3.500

6.125

9.000

1.125

11.7

10.9

9.6

-5.0

424

A

0.030

J71408-4155-5 $410.75

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