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K-1 Technologies 4340 Forged Crankshaft - Chevrolet 5.7L LS1

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K1 Technologies produces high quality high performance and auto racing engine parts. K1 Technologies sole focus is performance crankshafts and connecting rods. All K1 products are designed for superior performance, strength and durability.

Forged and Billet 4340 Steel Crankshafts. Material properties are closely monitored for optimum performance. Counterweight placements designed for improved crankshaft performance. .125" fillet radii. Nitrided for improved bearing life. Straight hole oiling system for better lubrication. Size tolerances held to +/- .0001”.


Main Journal: LS1
Rod Pin: 2.100
Flange: 6-Bolt LS1


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