SRP Professional Forged Flat-Top Piston & Ring Kit - SB Chevy - 4.155" Bore, 3.750" Stroke, 6.000" Rod 7-1/2 Studs finished with black oxide

Studs finished with black oxide and nuts are cadmium and zinc plated to resist corrosion

4226Since 1938

Meets NSRA Safety Requirements

5" R W/ Street Performance Shocks

High-Performance Ignition Module

SRP Professional Forged Flat-Top Piston & Ring Kit - SB Chevy - 4.155" Bore, 3.750" Stroke, 6.000" Rod 7-1/2 Studs finished with black oxideRevolutionary piston kits have modern racing pistons with low friction metric ring sets. Kits include lightweight forged ide relief (FSR) pistons, wrist pins with carbon steel wire locks, and JE Pro Seal premium piston ring set, complete with 1. 2mm premium steel top rings, 1. 5mm Napier second rings and 3. 0mm standard tension oil rings. SRP pistons are designed and manufactured using the same knowledge, expertise, and quality control that