Mahle MS single piston specified for GM LS 370ci applications lists a 4.030-inch bore, 3.622-inch stroke, 6.125-inch rod, 0.927-inch pin, 12.0cc piston volume, a 477g mass, and a 12.4:1 compression ratio per the extended description. Sold individually, this piston provides documented specifications for engine builders sourcing matched hardware for LS-based 370ci assemblies.
Mahle MS Piston GM LS 370ci 4.030in Bore 3.622in Stk 6.125in Rod .927 Pin 12cc 12.0 CR - Single