Identify SBC heads using casting numbers, style tips, and year-by-year guides for your small block Chevy engine projects

Small Block Chevy Head Identification Guide | Casting Numbers Explained

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

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

Rebuilding an engine? Stay organized by using a valvetrain rocker arm organizer tray while disassembling the valvetrain components. Learn some tips on why you shouldn't mix up lifters if you intend on using them again.

Disassembling Valvetrain Components

In this episode, Project Chevelle takes a big step in its muscle car transformation. It's out with the little old 307 and to the dyno with our new 383 from BluePrint Engines!

Project Chevelle Episode 8: 383 Engine, Part 1

Engine Family Facets

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3fe4cfeb-d42e-4b60-a312-2940d324f962

OBS Bronco Chevy Small Block V8 Gen 1 2-Piece Rear Main 283 Camshaft and Valvetrain

OBS Bronco Chevy Small Block V8 Gen 1 2-Piece Rear Main 283 Camshaft and Valvetrain | Speedway Motors

Shop OBS Bronco Chevy Small Block V8 Gen 1 2-Piece Rear Main 283 Camshaft and Valvetrain and get Free Shipping on orders over $175 at Speedway Motors.

Edelbrock 5824 Sure Seat Valve Spring, Single, 1.250 Inch 

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Valve Spring Style

Number of Springs Per Valve

Notes

Damper Spring Included

Coated

Overall Height

Outer Spring O.D.

Outside Diameter of Outer Spring

Inside Diameter of Outer Spring

GTIN Code

1.25" Outer Spring O.D., Standard Valve Spring Style

Manley 11421TB-8 Titanium Exhaust Valves for SB GM/Ford/Chrysler

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MFG. Part #

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Valve Head Diameter

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Valve Stem Diameter

Titanium, 1.600" Valve Head Diameter, 5.150" Length

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OBS Bronco Chevy Small Block V8 Gen 1 2-Piece Rear Main 283 Camshaft and Valvetrain

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Edelbrock 5824 Sure Seat Valve Spring, Single, 1.250 Inch

Manley 11421TB-8 Titanium Exhaust Valves for SB GM/Ford/Chrysler