This Mahle MS forged piston set is specified for a GM LS 408ci build with a 4.030 in bore, 4.000 in stroke, 6.125 in rod and 0.927 in wrist pin; set of eight features a -12cc dish producing about 10.6:1 compression. These pistons are intended for precise engine builds where exact bore and compression are required—confirm dimensional compatibility with your block and machining specs.
Mahle MS Piston Set GM LS 408ci 4.030in Bore 4in Stroke 6.125in Rod .927 Pin -12cc 10.6 CR Set of 8