KB Hypereutectic Flat Top Piston Set - SB Chevy 283-400 - Bore Size: 4.040", Stroke: 3.750", Rod Length: 6.00" External Bump Stop Kit as well as the spring

as well as the spring cup

Disc surfaces doubled for better wear

The Edelbrock #1902 AV2 Series 500 cfm Carburetor is designed and calibrated for small cubic-inch single carb applications

Steel support stands can be stacked together to conserve valuable space in the trailer or shop

5 approved titanium Nomex ® ®and racing suit

KB Hypereutectic Flat Top Piston Set - SB Chevy 283-400 - Bore Size: 4.040", Stroke: 3.750", Rod Length: 6.00" External Bump Stop Kit as well as the springKeith Black pistons have several important advantages over conventional alloy pistons. High silicon content yields superior thermal and wear characteristics, greater strength, scuff and seizure protection, and resistance to cracking. High silicon content also keeps heat in the combustionchambers, eliminating heat transfer and improving combustion. Pistons are machined for 5 64" top, 5 64" second and 3 16" oil ring unless noted. Sold in sets of eight