2019 JE Pistons Master Automotive Catalog

Page 79

CHEVY 400 23° INVERTED DOME (CONTINUED)

PROFESSIONAL SERIES INVERTED DOME - 400 BLOCK

Std Bore: 4.125

Ring package designed for: 1 .2mm, 1.5mm, 3.0mm Premium Rings Included

Head Cubic Centimeters

58cc 64cc

70cc

Cubic Inches

Bore Size

Stroke

Rod Length

Comp. Distance

329520

374

4.135

3.480

6.125

1.125

10.2

9.6

9.0

-16.0

271069

377

4.155

3.480

6.125

1.125

10.3

9.6

9.1

-16.0

Compression Ratio

Footnote

Oversize

Ring Set Included

JE Pro Seal Head Gasket

387

A,B,M

.010

JG31F8-4135-2

GM1004-039

391

A,B

.030

JG31F8-4155-3

GM1004-039

Dome Gram Volume Weight

Part #

CHEVY 305 SPRINT CAR FLAT TOP

PROFESSIONAL SERIES FLAT TOP - 305 BLOCK

RINGS INCLUDED

PINS AND LOCKS:

• Lightweight, low friction 1.2mm, 1.2mm, 2.5mm ring package included • Top Ring: Chrome steel, 2nd ring: cast taper, Oil ring: standard tension • File-to-fit

• High quality .927” X 2.250” pin further reduces reciprocating weight

Std Bore: 3.736

• Carbon steel wire locks included

Ring package designed for: 1.2mm, 1.2mm, 2.5mm Premium Rings Included

Head Cubic Centimeters

Cubic Inches

Part #

Bore Size

Stroke

Rod Length

Comp. Distance

62cc

Compression Ratio

Dome Gram Volume Weight

Footnote

Oversize

Ring Set Included

306842

308

3.756

3.480

5.700

1.560

9.7

-3.1

378

2618

.020

JC2808-3760

293532

310

3.766

3.480

5.700

1.560

9.7

-3.1

378

2618

.030

JC2808-3770

293533

312

3.776

3.480

5.700

1.560

9.7

-3.1

381

2618

.040

JC2808-3780

295562

313

3.786

3.480

5.700

1.560

9.8

-3.1

385

2618

.050

JC2808-3789

293534

315

3.796

3.480

5.700

1.560

9.8

-3.1

389

2618

.060

JC2808-3800

JE Pro Seal Head Gasket

CHEVY PERFORMANCE 602 & 604 CRATE ENGINE Give your 602 or 604 crate engine an extra edge by upgrading to lowfriction, lightweight SRP Professional pistons. The forged FSR design provides increased durability when compared to the standard crate pistons. Piston crown retains the appearance of the original pistons.

RINGS INCLUDED

PINS AND LOCKS:

• Lightweight, low friction metric ring package included

• High quality 2.250” pin further reduces reciprocating weight

• 1.2mm CARBON STEEL top ring, 1.5mm Napier 2nd ring, 3.0mm standard tension oil ring

• Carbon steel wire locks included

• Minimal filing required

GM 602 CRATE REPLACEMENT SERIES (4 VALVE DISH) Head Cubic Centimeters

58cc 64cc

70cc

Dome Gram Volume Weight

Oversize

Ring Set Included

JE Pro Seal Head Gasket

.005

JG3108-4000-7

GM1024-039

.020

JG3108-4020-2

GM1024-039

.030

JG31F8-4030-2

GM1024-039

.005

JG3108-4000-7

GM1024-039

M

.020

JG3108-4020-2

GM1024-039

M

.030

JG31F8-4030-2

GM1024-039

Footnote

Oversize

Ring Set Recommended

JE Pro Seal Head Gasket

Part #

Cubic Inches

Bore Size

Stroke

Rod Length

Comp. Distance

324858

351

4.005

3.480

5.700

1.560

10.3:1

9.7:1

9.1:1

-10.0

324859

353

4.020

3.480

5.700

1.560

10.4:1

9.7:1

9.1:1

-10.0

479

M

324860

355

4.030

3.480

5.700

1.560

10.4:1

9.8:1

9.2:1

-10.0

480

M

324861

378

4.005

3.750

6.000

1.125

11.1:1

10.3:1

9.7:1

-10.0

417

324862

381

4.020

3.750

6.000

1.125

11.1:1

10.4:1

9.8:1

-10.0

427

324863

383

4.030

3.750

6.000

1.125

11.2:1

10.4:1

9.8:1

-10.0

430

Compression Ratio

Footnote

GM 604 CRATE REPLACEMENT SERIES (4 VALVE DISH) Head Cubic Centimeters

Part #

Cubic Inches

Bore Size

324864

351

324865

353

324866

58cc 64cc

70cc

Dome Gram Volume Weight

Stroke

Rod Length

Comp. Distance

4.005

3.480

5.700

1.560

11.1:1

10.3:1

9.6:1

-4.5

484

.005

JG3108-4000-7

GM1024-039

4.020

3.480

5.700

1.560

11.1:1

10.3:1

9.7:1

-4.5

492

M

.020

JG3108-4020-2

GM1024-039

355

4.030

3.480

5.700

1.560

11.2:1

10.4:1

9.7:1

-4.5

496

M

.030

JG31F8-4030-2

GM1024-039

324867

378

4.005

3.750

6.000

1.125

11.8:1

11.0:1

10.3:1

-4.5

432

.005

JG3108-4000-7

GM1024-039

324868

381

4.020

3.750

6.000

1.125

11.9:1

11.1:1

10.3:1

-4.5

441

M

.020

JG3108-4020-2

GM1024-039

324869

383

4.030

3.750

6.000

1.125

12.0:1

11.1:1

10.4:1

-4.5

442

M

.030

JG31F8-4030-2

GM1024-039

Compression Ratio

FOOTNOTES: 2618 = 2618 Aluminum Forging, A = Fits 3.480 and 3.500 stroke, B = Oil Rail Support is Included, M = Made to Order

JEpistons.com

79

SRP PROFESSIONAL

Specifically designed for alcohol Sprint Car competition. Advanced, lightweight FSR forging. Stronger than traditional designs but up to 20% lighter. Forged from low-silicon wrought 2618 aluminum alloy Accumulator grooves for improved ring seal.


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