Mahle 8-cylinder piston set for the 6.4L Hemi (392 ci), packaged as a set of eight pistons matched to that engine size. Each piston is specified with a 4.090 in bore and 3.724 in stroke, using a 6.200 in connecting rod and a 0.945 in wrist pin. Individual piston mass is listed at 453 g, crown volume about 3.6 cc and the set targets an 11.0:1 compression ratio.
Mahle Piston Set Hemi 6.4L 392ci 4.090in Bore 3.724in Stroke 6.20in Rod 11.0CR Set of 8