Scat Forged 4340 Steel Crankshaft, Chevrolet BB 454 Main, 2 piece Rear Main Seal These forged high tensile chromoly crankshafts are designed for street or race engines with substantial increased power. Features include straight shot oiling, chamfered oil holes, nitride hardened, lightening holes in all rod throws, and .125" radius on all journals. Requires narrowed bearings.
•Straight shot and chamfered oil holes •Nitride hardened for superior wear resistance •Lightening holes in all rod throws •Precision ground, heat treated and shot peened
Part Type: Crankshaft Application: Chevrolet Big Block Crankshaft Material: 4340 Forged Steel Nitrided: Yes Rear Main Seal Style: 2 piece Engine Main Bearing Type: 454 Main Stroke: 4.250" Rod Length: 6.135" and up Rod Journal Diameter: 2.200" Crankshaft Snout Size: Standard Engine Balance: External Lightening Holes In Rod Throws: Yes Rod Bearings Included: No Requires Narrow Bearings: Yes Main Bearings Included: No Manufacturer: Scat Manufacturer's Part Number: 4-454-4250-6135, 445420 Weight: 68 lbs. Warranty: Sold without warranty, expressed or implied Quantity: Sold as Each *Note: Oversize shipping charges apply
|