These Lightweight 4340 Forged Crankshafts are great for applications that demand superior strength and the need for extra lightening.

Features include: straight shot oil holes, nitride hardened for superior wear resistance, lightening holes in all rod throws, No center counter weights, knife edged profiled, large radius on all journals, precision ground, heat treated, stress relieved & shot peened, inspected & micropolished. These do not have drilled mains.

• 4.250 in stroke
• 6.385 in rod length
• 496 - 540 cid
• 1,000 horsepower maximum recommended
• 65 lbs