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Chevy LM7 5.3L LS 383 Stroker Short Block, Molnar Crank, Mahle 10.6:1 Pistons$5,475.95Chevy LM7 5.3L 383 Stroker, Race Prep Block, Molnar 4340 Forged 4.000 Crankshaft, Molnar 6.125 H Beam Rods with Power ADR, Mahle 10.6:1 Pistons, Fully Machined, Balanced, and Blue-printed Assembly
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