The Mahle MS piston set for LS7 (430 cid) is specified at 4.135in bore with a 4.000in stroke, 6.067in rod and 0.927in pin. These pistons carry a -2.5cc dish for an 11.8:1 compression ratio and are listed at approximately 452g each. The set is supplied to match LS7 dimensions and build parameters for high‑displacement V8 engine assemblies.
Mahle MS Piston Set LS7 430cid 4.135in Bore 4.000in Stroke 6.067in Rod .927in Pin -2.5cc 11.8 CR