Chevrolet 400 Small Block Engine Block Parts
This page brings together engine block parts for the Chevrolet 400 Small Block, covering model years 1970–1985. The range spans oil pumps, pistons, valve covers, connecting rod bearing sets, and more — in configurations that include chrome, polished, black, and heavy-duty finishes. Choose your model year above and this page keeps only the engine block parts that fit your Chevrolet 400 Small Block. Each listing is matched to our vehicle fitment data before it appears here.
Moroso 24104 Extended Oil Pump Pickup for Small Block Chevy High Volume
Moroso 68380 Tall Diecast Aluminum Valve Covers with Hooded Breathers Small Block Chevy
Moroso 24314 Oil Pump Pickup - Precision Bent with Wire Mesh Screen
King Engine Bearings MB 509XP 010 Main Bearing Set Chevrolet 400 V8
Moroso 38772 Ultimate-Duty Harmonic Balancer Bolt Kit Small Block Chevy 7/16-20
King Engine Bearings CR 807HPND 011 HP-Series Connecting Rod Bearing Set - SBC Gen III/IV LS, 0.011" Undersize
Moroso 24351 Oil Pump Pickup - Precision Bent Steel with Wire Mesh Screen
King Engine Bearings MB509HP010 Main Bearing Set 0.010" Undersize Chevy 400
Representative Photo, actual item may vary
Wiseco 4147GFX GFX Piston Ring Set Steel Nitrided Napier Style
Representative Photo, actual item may vary
Wiseco 4125H Pro Tru Hastings Plasma-Moly Piston Ring Set 4.125 in. Bore
Moroso 68381 Filtered Breather Valve Cover Set - Black Die Cast Aluminum
King Engine Bearings CR 807XPN020X XP-Series Rod Bearing Set .020 Undersize Tri-Metal LS
King Engine Bearings MB 509XP STDX Main Bearing Set Chevrolet 400 V8
What's here for your Chevrolet 400 Small Block
- Engine oil pumps — single and heavy-duty styles
- Engine oil pans — chrome, black, and polished finishes with rear and flange configurations
- Engine piston sets and individual pistons — kit and performance offerings
- Engine oil pump pickup tubes
- Engine connecting rod bearing sets
- Engine valve covers — chrome, black, and polished options
- Engine cylinder head bolt sets
The widest selection of Chevrolet 400 Small Block engine block parts here comes from Moroso, JE Pistons, King Engine Bearings, and SRP. Other categories Chevrolet 400 Small Block owners shop for: Chevrolet 400 Small Block Fuel Injectors and Injection Parts, Chevrolet 400 Small Block Exhaust Hardware and Chevrolet 400 Small Block Engine Bearings, or browse all Chevrolet 400 Small Block parts and accessories.