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The Mahle MS piston set for GM LSX 434 cid high-compression applications provides eight pistons sized to a 4.155" bore and 4.000" stroke. Pistons feature a 1.110" ring configuration, 6.125" rods and .927" wrist pins, with a 5.6cc crown volume producing an approximate 13.8:1 compression ratio. Individual piston weight is about 494g; sold as an eight-piece set.
Mahle MS Piston Set GM LSX 434cid 4.155x1.110RCH 4.0 Stk 6.125 Rod .927 Pin 5.6cc 13.8CR - Set of 8
