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Manley's Pro Series I-beam connecting rods for GM 6.6L Duramax engines have a 6.417-inch center-to-center length and come with 7/16" ARP 2000 bolts. These rods are produced to precise tolerances as part of Manley's Pro Series, intended to support high-demand diesel applications with heavy-duty construction and engineered accuracy for dependable rotating assembly performance.
Manley GM 6.6L Duramax 6.417in Center-to-Center Pro Series I Beam Connecting Rods
