Learn the differences between Chevy 2-bolt and 4-bolt main blocks, how to ID them, key years, and whether a 4-bolt is worth it for your build

Chevy 2 Bolt vs 4 Bolt Main | Years, How to ID & Is It Worth It?

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

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

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

Concerned about a transmission swap? Our engine transmission compatibility checker will help confirm what you need to make it happen.

Transmission Interchange List Chevy, Ford, Mopar V8 Compatibility

The 454 big block Chevy is still a popular build option for when there is no replacement for displacement!

Chevy 454 Big Block Budget Build: Recipes for 400-600 HP

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

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 successfully upgrade the cooling system for a 400 small block Chevy. Read tips for installing a water pump and auxiliary coolant lines using fittings and fuel hoses.

Upgrading the Cooling System for a Small Block Chevy

Decode, ID, and upgrade your GM 12-bolt rear end. Learn axle specs, gear ratios, and best performance parts upgrades.

GM 12-Bolt Rear End Identification & Upgrade Guide

Small block Chevy V8 or the modern LS V8? Which one comes out on top as the best engine to swap into your ride?

SBC vs LS Showdown | Dimensions for Swaps, Weight, HP, Specs

Engine Family Facets

707063f6-5cf0-44d1-8e1f-49059e48addf

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

Racing Pistons Gm Chevy 2 Piece Rear Main Gen 1 V8 Small Block 327

Racing Connecting Rod Bearings Gm Chevy 2 Piece Rear Main Gen 1 V8 Small Block 327

Racing Engine Blocks Gm Chevy 2 Piece Rear Main Gen 1 V8 Small Block 327

Racing Engine Rebuild Kits Gm Chevy 2 Piece Rear Main Gen 1 V8 Small Block 327

Racing Harmonic Balancers Gm Chevy 2 Piece Rear Main Gen 1 V8 Small Block 327

Racing Crankshaft Main Bearings Gm Chevy 2 Piece Rear Main Gen 1 V8 Small Block 327

Racing Harmonic Balancer Bolts Gm Chevy 2 Piece Rear Main Gen 1 V8 Small Block 327

Racing Crankshafts Gm Chevy 2 Piece Rear Main Gen 1 V8 Small Block 327

Racing Piston Rings Gm Chevy 2 Piece Rear Main Gen 1 V8 Small Block 327

Racing Crankshaft Main Bearing Cap Hardware Gm Chevy 2 Piece Rear Main Gen 1 V8 Small Block 327

Racing Connecting Rods Gm Chevy 2 Piece Rear Main Gen 1 V8 Small Block 327

Popular Parts

Chevy Small Block V8 Gen 1 2-Piece Rear Main 327 Racing Connecting Rod Bolts

Chevy Small Block V8 Gen 1 2-Piece Rear Main 327 Racing Connecting Rod Bolts | Speedway Motors

Shop Chevy Small Block V8 Gen 1 2-Piece Rear Main 327 Racing Connecting Rod Bolts and get Free Shipping on orders over $175 at Speedway Motors.

Chevy Small Block V8 Gen 1 2-Piece Rear Main 327 Racing Connecting Rod Bolts

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ARP 134-6001 Connecting Rod Bolt Set, Chevy 327, 11/32 Inch

Speedway Small Block Chevy Connecting Rod Bolts, 3/8 Inch Diameter

Popular Parts