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Mahle MS piston set for GM 6.6L L5P applications, sold as a set of eight pistons. These 4.055in bore, 3.898in stroke pistons yield a 403 cid displacement with 15.8:1 compression and -41.2cc crown volume. Each piston is thermal-barrier coated (TBC) and specified at 927g; they pair with 6.417in rods and 1.417in pins for durable diesel rebuilds.
Mahle MS GM 6.6L L5P 4.055in Bore 3.898in Stk 6.417in Rod -41.2cc 15.8 CR w/Thermal Barrier Set of 8
