Find Parts That Fit Your Vehicle

Select Cylinder Bore Size

All

78

.030" Oversized

8

.040" Oversized

8

.020" Oversized

2

Standard

2

.060" Oversized

1

78 products

Clear All

Category

Engine

Subcategory

Cylinder Block Components

Part

Rotating Assemblies

Brand

Speedway Motors

Products

Related Articles

What is a Stroker Engine | Stroker Motor Chart for Chevy, Ford, and Mopar

What is a Stroker Engine | Stroker Motor Chart for Chevy, Ford, and Mopar

Read More

Wondering what a stroker motor is and how to build one? Speedway Motors has the answers with this stroker motor build guide.

How to Assemble Speedway Motors Aluminum Hot Rod Bomber Seat DIY Kit

How to Assemble Speedway Motors Aluminum Hot Rod Bomber Seat DIY Kit

Read More

How to assembly the new aluminum hot rod bomber seat DIY kit.

Crate Engine vs Rebuilt: Is Rebuilding an Engine Worth It?

Crate Engine vs Rebuilt: Is Rebuilding an Engine Worth It?

Read More

Crate Engine vs Rebuilt: Is Rebuilding an Engine Worth It? Crate engines are often the more affordable option over a purpose-built engine. Some still think a rebuild is cheaper than a crate engine. But is it? That’s what we’re here to find out.

Increasing Your Lead in Crate Motor Classes (Legally!)

Increasing Your Lead in Crate Motor Classes (Legally!)

Read More

Take your crate motor racing to the next level with these tricks and tips that won't get you in hot water with tech officials!

Speedway Racing Engines Shop Tour

Speedway Racing Engines Shop Tour

Read More

On Day Four of Racer Appreciation Week, the Speedway Motors team visited the shop of Speedway Racing Engines for a tour.

SBC 350 Build Combinations: Recipes for 300-600+ HP

SBC 350 Build Combinations: Recipes for 300-600+ HP

Read More

The small block Chevy is still a great option for your muscle car, hot rod, or classic truck, just follow our build lists

How to Build a 383 Stroker SBC Engine | Recipes for 400–600 Horsepower

How to Build a 383 Stroker SBC Engine | Recipes for 400–600 Horsepower

Read More

Learn proven small block Chevy 383 stroker engine build combos from 400-600 HP to power your next build

Speedway Motors Launches New Rewards Program, Speedway Motors Rewards

Speedway Motors Launches New Rewards Program, Speedway Motors Rewards

Read More

Speedway Motors, a manufacturer, retailer and distributor of high-quality automotive parts and racing products, announced today they will launch a rewards program, Speedway Motors Rewards, which will be available to all customers beginning Jan. 8.

5.7 LS1 Engine Upgrades: Build Recipes for 400 HP-700+ HP

5.7 LS1 Engine Upgrades: Build Recipes for 400 HP-700+ HP

Read More

While everyone is looking for a 6.0 LS, don’t count out the original 5.7 LS1 engine for your next LS swap performance build

Best Wheels for Drag Racing | Lightest Drag Wheels & Beadlocks

Best Wheels for Drag Racing | Lightest Drag Wheels & Beadlocks

Read More

Discover the best wheels for drag racing; the lightest options, beadlocks, and SFI certified wheels and learn how beadlock wheels work

Showing 1 - 36 of 78 results

Popular Parts

Speedway Motors Harmonic BalancersSpeedway Motors Piston RingsSpeedway Motors CrankshaftsSpeedway Motors Connecting RodsSpeedway Motors Engine Rebuild KitsSpeedway Motors Harmonic Balancer BoltsSpeedway Motors Connecting Rod BearingsSpeedway Motors PistonsSpeedway Motors Piston Ring FilersSpeedway Motors Crankshaft Main Bearing Cap HardwareSpeedway Motors Crankshaft Main BearingsSpeedway Motors Connecting Rod Bolts

Try Shopping by the Make of your Vehicle:

ChevyDeTomasoFordLincolnMercury
Customer Impersonation Script