SCAT SC445442506385 Forged STD Weight Crankshaft suit 4.250" Stroke Chev BB V8

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SCAT Engine Components

SC445442506385
$2,020.90 AUD
$2,020.90 AUD
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SCAT SC445442506385 Forged STD Weight Crankshaft suit 4.250" Stroke Chev BB V8

Item Description

Scat forged standard weight crankshafts are designed for street or race engines with substantially increased horsepower. Scat crankshafts are precision-ground, heat-treated, shot-peened, inspected, and micro-polished at Scat for superior tolerance control. Scat crankshafts are also nitride-hardened for superior wear resistance, have straight-shot and chamfered oil holes, and feature lightening holes in all rod throws. These crankshafts also have a large radius on all journals for improved strength and wear resistance. Designed for street or race engines with substantially increased horsepower

  • 4.250" Stroke.
  • 6.385" Rod length.
  • 2.200" Big end journal size.
  • Weigh 70 lbs.
  • Internal Balance.
  • Designed and engineered by SCAT in Redondo Beach, CA
  • Inspected & micro polished at SCAT in Redondo Beach, CA
  • Straight shot & chamfered oil holes
  • Nitride hardened for superior wear resistance
  • Lightening holes in all rod throws
  • Large radius on all journals.
  • Precision ground, heat treated & shot peened


  • Application: Chevy big block Mark IV 454ci V8.
  • Application Notes: Fits stroker applications only.
  • Rear Main Seal Style: 2-piece
  • Engine Stroke (in): 4.250 in.
  • Crankshaft Material: Forged 4340 steel
  • Engine Balance: Internal
  • Lightened: No
  • Requires Narrow Bearings: Yes
  • Rod Bearings Included: No
  • Main Bearings Included: No
  • Rod Journal Diameter (in): 2.200 in.
  • Main Journal Diameter (in): 2.749 in.
  • Crankshaft Snout Style: Standard
  • Weigh 70 lbs.
  • Quantity: Sold individually.

Manufacturer Information

  • Manufacturer: SCAT Engine Components
  • Manufacturer Part Number:
  • UPC:
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  • Please Note: Images are for representation only and may differ than the actual product - please contact us if you require an exact photo

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