KB Hypereutectic Flat Top Piston Set - SB Chevy 283-400 - Bore Size: 4.030", Stroke: 3.250", Rod Length: 5.700" 10209CP Carb height (CH) for this

Carb height (CH) for this manifold is measured from the valley cover flange to the carb pad

Performer Series Carb Adapters allow proper installation of carb-to-manifold

Carburetor Rebuild Kit

pushing the envelope of speed in the quest for racing glory

stock LS3 or all supercharged LS/Vortec engine swaps requiring maximum ground clearance

KB Hypereutectic Flat Top Piston Set - SB Chevy 283-400 - Bore Size: 4.030", Stroke: 3.250", Rod Length: 5.700" 10209CP Carb height (CH) for thisKeith 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 combustion chambers, 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