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Mahle MS piston set for GM 6.6L L5P Duramax engines, sold as a set of eight pistons. These 4.095in bore, 3.898in stroke pistons create roughly 411 cid with a 16.0:1 compression ratio and -41.2cc crown volume. Thermal barrier coating (TBC) is applied and each piston matches 6.417in rods and 1.417in pins, specified at about 956g apiece.
Mahle MS GM 6.6L L5P 4.095in Bore 3.898in Stk 6.417in Rod -41.2cc 16.0 CR w/Thermal Barrier Set of 8
