Decode small block Chevy engine suffix codes and block casting numbers with our SBC decoding info guide. Learn how to find and decipher your small block Chevy engine codes quickly and easily!

Chevy Small Block Casting Numbers

Over several generations of small block Chevy (and big block Chevy) engines there have been several changes that dictate what flexplate works with them. We’ll help you determine the correct flexplate for your Chevy engine in this buyer’s guide.

Small Block and Big Block Chevy Engine Flexplate Guide

Follow along as we install a Pete Jackson Noisy Gear Drive on a Chevy 454. Learn about the installation process from Speedway Motors Street Tech Kevin.

Installing a Pete Jackson Gear Drive On a Chevy 454

To keep this project moving forward, Jeff installs a gear reduction mini starter on his big block. See how to apply the mini starter on 153 or 168 tooth flexplates.

Installing a Gear Reduction Mini Starter - 1967 Chevelle

Engine Family Facets

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1966 Chevy K20 Ford 289 Accessory Drive

1966 Chevy K20 Ford 289 Accessory Drive | Speedway Motors

Shop 1966 Chevy K20 Ford 289 Accessory Drive and get Free Shipping on orders over $175 at Speedway Motors.

Vintage Air 131107 Ford 289-302 Windsor Mid-mount Comp Bracket

Mounting Side

Fits A/C Compressor Style

MFG. Part #

Universal Fit, Sanden SD Fits A/C Compressor Style

Vintage Air 131105 Small Block Ford Comp Bracket

KRC 38025400 Water Pump Pulley, SB Chevy/Ford, Aluminum, Black

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Finish

Belt Type

Color

Groove Count

Material Type

Outside Diameter

GTIN Code

Notes

Serpentine Belt Type, 4" Outside Diameter, Anodized

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1966 Chevy K20 Ford 289 Accessory Drive

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Vintage Air 131107 Ford 289-302 Windsor Mid-mount Comp Bracket

Vintage Air 131105 Small Block Ford Comp Bracket

KRC 38025400 Water Pump Pulley, SB Chevy/Ford, Aluminum, Black