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1st Gen Information

1st Gen Options and Codes


Cowl Tag, Vin Decode
Cowl Decode
Vin Decode
Chevy V8 Bore and Stroke List
Small Block Chevy Casting Numbers
SBC Block Casting Numbers
SBC Block Suffix Codes
SBC Head Casting Numbers
SBC Crankshaft Casting Numbers
SBC Intake Manafold Casting Numbers
SBC CamShaft Numbers
SBC Piston Numbers
Big Block Chevy Casting Numbers
BBC Block Casting Numbers
BBC Block Suffix Codes
BBC Head Casting Numbers
BBC Crankshaft Casting Numbers

 Muncie 4 Speed Identification
Chevy Bellhousing Identification
67, 68, 69 and 2nd Generation Camaro Gallery

Links for Information, Service and Parts

Links to Parts Manufacturers

SBC Piston Part Numbers

GM P/N

ENGINE

CR/Chamber CC

Dome Type

Pin Type

Material

Usage

12514101

350

8.5:1/76cc

Dish

P

Cast

350/190HP

 

-

9.1:1/64cc

-

-

-

350/285HP

 

-

-

-

-

-

Crate motor

12361371

350

9.1:1/64cc

Dish

P

Cast

350/300HP Crate motor

10104455

350

9.8:1/58cc

Flat top

P

Hyper

ZZZ 1St design Crate motor

10181389

350

9.8:1/58cc

Flat top

P

Hyper

ZZZ 2nd design Crate motor

12520264

350

9.1:1/64cc

Flat top

P

Cast

350/300HP

3946876

302

11.0:1/64cc

Dome

F

Forged

'68 to '69 Z-28

3942543

350

11.0:1/64cc

Dome

P

Forged

'69 L46

474192

350

9.0:1/76cc

Dish

P

Cast

350 L82

3989051

350

11.0:1/64cc

Dome

P

Forged

'70 LT1

14011020

350

12.5:1/64cc

Dome

F

Forged

Heavy-Duty/NOTE 1

14011021

350

12.5:1/64cc

Dome

F

Forged

Heavy-Duty/NOTE 2

14011026

350

12.5:1/64cc

Dome

F

Forged

Heavy-Duty/NOTE 3

14011027

350

12.5:1/64cc

Dome

F

Forged

Heavy-Duty/NOTE 4

P= Pressed-on pin; F= Floating pin., Hyper = Hypereutectic

Part numbers are for standard (Std.) bore sizes.

NOTE 1: use with 5.7" rod in cylinders 2, 3, 6, 7.

NOTE 2: use with 5.7" rod in cylinders 1, 4, 5, 8.

NOTE 3: use with 6.0" rod in cylinders 2, 3, 6, 7.

NOTE 4: use with 6.0" rod in cylinders 1, 4, 5, 8.


We would like to thank everyone that has contributed to the data provided on this site.
This information has been gathered from several sources and has not been verified.