The Mahle MS LS piston set for a 325ci application is a matched set of eight pistons specified at a 3.780-inch bore for high-displacement LS builds. The listing identifies stroke, rod, pin dimensions, dome volume and 9.9:1 compression to support engine reassembly with consistent piston geometry across all eight cylinders. Use this set where those exact bore, stroke and compression specifications are required for a proper rebuild.
Mahle MS LS Piston Set 325ci 3.78in. Bore 3.622 Stroke 6.098 Rod 0.943 Pin 2.1cc 9.9CR - Set of 8