KB Hypereutectic Flat Top Piston Set - SB Chevy 283-400 - Bore Size: 4.030", Stroke: 3.250", Rod Length: 5.700" 10209CP RJS Oblong Net

RJS Oblong Net

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

pushing the envelope of speed in the quest for racing glory

and other ignition systems

KB Hypereutectic Flat Top Piston Set - SB Chevy 283-400 - Bore Size: 4.030", Stroke: 3.250", Rod Length: 5.700" 10209CP RJS Oblong NetKeith 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