SCAT’s 4340 standard weight crankshafts will give you strength and reliability to dominate the competition. With SCAT’s premium non-twist forgings, machined to exact specifications big and reliable cubic inches can be made.

  • Designed & engineered at SCAT

  • Precision ground & micro polished

  • Heat treated & ion nitrided

  • Straight shot & chamfered oil holes

  • Lightening holes & large radii on all journals

Specs

  • Stroke:  4.00"
  • Rod Length:  5.850
  • Rod Pin:  2.000
  • Main: 308 Holden Chev Seal
  • Internal Balance

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