The Mahle MS piston set for SBF 307ci includes eight pistons sized to a 4.040 in. bore with a .912 in. pin and a -6cc dome to yield about an 8.9:1 compression ratio. Intended for small-block Ford projects, the kit lists rod and stroke dimensions and provides a balanced, specification-focused replacement set for engine builders seeking consistent combustion chamber volume and dimensional control.
Mahle MS Piston Set SBF 307ci 4.040in Bore 3in Stroke 5.09in Rod .912 Pin -6cc 8.9 CR Set of 8