The Mahle MS piston set for small-block Ford 444ci applications is a matched eight-piston kit built to restore displacement and compression in large-capacity SBF builds. It’s specified for a 4.080 in bore and a 4.250 in stroke to produce the listed 444–445 cid. Each piston measures 4.080 x 1.325CH, fits a 6.700 in rod with a 0.990 in pin, carries -7cc crown volume and a 11.3:1 compression ratio.
Mahle MS Piston Set SBF 444ci 4.080in Bore 4.250in Stroke 6.7in Rod .990 Pin -7cc 11.3 CR Set of 8