Product images may differ from actual product appearance.
KB Performance Pistons#648-KB100.040383ci Performance Pistons, 350 Block w/400 Crank, .040'' Overbore
KB Performance Pistons KB100.040 - KB Signature Series Hypereutectic SB-Chevy Pistons Details
Chevy 383ci Performance Pistons, 350 Block with 400 Crankshaft and 5.7'' Rods
Note: If necessary grind rod bolt heads for .030'' clearance at camshaft. Grind block at pan rail if .030'' clearance is not present.
100% CNC Machined
New high silicon alloys and diamond tooling have give Silv-O-Lite designers the material and equipment for performance breakthroughs in engine design. Silv-O-Lite piston are 100% CNC machined and T-6 heat treated from 16%-18% silcon Hypereutectic alloy. Features include drilled oil returns and pin oil supply, .072'' spiral wound retaining ring, 100% diamond turned, compensated high strength ring lands, high top ring location, 360° pressure pin oiling, diamond honed pin hole and lightweight rigid rib skirt design.