Manley Chevrolet LT1 4.000in Stroke Lightweight Long Snout Pro Series Crankshaft

Manley Crankshaft, 4340 4.000 STROKE

we're providing the core strength your engine build demands. The Pro Series 4340 Alloy Steel Crankshaft is an efficient and precisely balanced foundation for performance, built not just to survive, but to handle extremes across a wide range of applications.

The stock timing crank gear may need to be chamfered to clear the larger radius on the snout of the crank. Long snout for Dry Sump Oiling Systems. 8 Flywheel bolt holes @ M11 x 1.5 threads Flywheel register has an 11.062 mm (.4355") dowel