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 Our rebuild kits include every

Our rebuild kits include every possible gasket and seal you'll need along with many parts not included in other kits like detailed instructions and a power valve

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

Performer Series Carb Calibration Kits include an assortment of metering rods and jets

Pro Stock I

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 Our rebuild kits include everyKeith 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