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

Step back in time with our modern reproduction of the iconic Chevy 461 double hump cylinder heads, now cast in lightweight aluminum! In this video, Joe and Wyatt discuss the features that bring the vaunted camel hump heads into the 21st Century.

Chevy 461 Double Hump Cylinder Head Comparison - Tech Talk

Why was the Pontiac 350 phased out for the Chevy 350? Discover the key differences, performance, and advantages between these iconic GM small-block V8 engines.

Pontiac 350 vs Chevy 350 | Pontiac 350 Engine Specs & HP

Tim shows off our aluminum cylinder heads for 348-409 Chevys.

Speedway Tech Talk - Aluminum Cylinder Heads for 348-409 Chevys

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

Learn how to re-build a junkyard Small Block Chevy. A step-by-step guide on how to select a SBC, machine the valve guide bosses down, and what parts to use to upgrade to your personal liking.

Rebuilding Junkyard SBC Vortec Cylinder Heads

Tim talks about the new Edelbrock powder coated cylinder heads and provides a little history on Federal Mogul heads.

Speedway Tech Talk - Flatheads Cylinder Heads 

Learn how to swap out an LS engine with a modern fuel injected engine into a hot rod for added horsepower, fuel economy, or throttle response. View a list of parts and helpful tips to complete the installation.

LS Swap Guide: GM 3 Speed / 4 Speed Parts List

Choosing new wheels for a GMC Chevrolet truck. This project uses Speedway Motors GM Rally Wheels and new tires to enhance the appearance of the truck.

GM Rally Wheels

Engine Family Facets

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Box Chevy GM B-Body Pontiac V8 Small-Journal 400 Ram Air III Cylinder Heads

Box Chevy GM B-Body Pontiac V8 Small-Journal 400 Ram Air III Cylinder Heads | Speedway Motors

Shop Box Chevy GM B-Body Pontiac V8 Small-Journal 400 Ram Air III Cylinder Heads and get Free Shipping on orders over $175 at Speedway Motors.

Edelbrock 61569 Performer Cylinder Head, D-Port, Bare, Pontiac 

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Cylinder Head Style

Spark Plug Style

Intake Port Location

Intake Port Shape

Exhaust Port Location

Valve Cover Mounting Style

Valve Seat Material

Oiling Style

Combustion Chamber Style

Combustion Chamber Volume

Exhaust Port Shape

Valve Guide Material

CNC-Machined Combustion Chamber

Intake Valves Included

Valve Spring Included

Damper Spring Included

Retainers Included

Locks Included

Rocker Arm Studs Included

Rocker Arm Nuts Included

Guideplates Included

Accessory Bolt Holes Drilled

Valve Seats Machined

Steam Holes Drilled

Machined for O-Ring

Heat Crossover

Valve Guides Included

Valve Stem Seals Included

Intake Valve Diameter

Exhaust Valve Diameter

GTIN Code

Rocker Arms Included

Intake Runner Volume Range

Exhaust Runner Volume Range

Combustion Chamber Volume Range

Exhaust Runner Volume

Intake Runner Volume

CNC-Machined Runners

Exhaust Valves Included

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Box Chevy GM B-Body Pontiac V8 Small-Journal 400 Ram Air III Cylinder Heads

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Edelbrock 61569 Performer Cylinder Head, D-Port, Bare, Pontiac