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The Mahle MS piston set for GM LS 427ci is a matched eight-piston kit for high-displacement LS builds. Specified at a 4.125-inch bore with a 4.000-inch stroke and 6.125-inch connecting rods using 0.927-inch pins, these pistons are listed with a -25cc dish volume producing about a 9.9:1 compression ratio for the 427ci configuration. Supplied as a complete eight-cylinder set for engine assembly.
Mahle MS Piston Set GM LS 427ci 4.125in Bore 4in Stk 6.125in Rod .927 Pin -25cc 9.9 CR Set of 8
