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You are here: Home > Crankshafts > Scat Crankshafts > Forged 4340 Steel > Chevrolet - Big Block
SCAT 4340 Forged steel crankshafts for the 454 Chevrolet block offer choices of stroke beginning at 3.766 and running up to 4.750 allowing for cubic inch displacements that begin at 440 and run up to 557 cubic inches, assuming a 4.310 bore. Most strokes are available in Standard or Pro Series Lightweight, allowing the flexibility to tailor your choice for your particular application.
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Scat Pro Series 4340 Crankshaft Chev 3.766 Stroke
Scat Crankshaft_Chevrolet 427_3.760 Stroke_4340 Forged Steel_Pro Series
Price $1,711.00

P/N: SCA-445405C-2
Pro Series Lightweight

  • 3.766 Stroke
  • 6.135 Minimum Rod Length
  • 2.200 Rod Journal
  • 2.748 Main Journal
  • Internal Balance
  • 2 Piece Rear Main Seal
  • With Center Counterweights
more info
Scat Pro Series 4340 Crankshaft Chev 3.766 Stroke
Scat Crankshaft_Chevrolet 427_3.766 Stroke_4340 Forged Steel_Standard Weight
Price $958.00

P/N: SCA-445405C
Standard Weight Crankshaft
  • 3.766 Stroke
  • 6.135 Minimum Rod Length
  • 2.200 Rod Journal
  • 2.748 Main Journal
  • Internal Balance
  • 2 Piece Rear Main Seal
  • With Center Counterweight
more info
Scat Pro Series 4340 Crankshaft Chev 3.766 Stroke
Scat Crankshaft_Chevrolet 427_3.766 Stroke_4340 Forged Steel_Superlight
Price $1,975.00

P/N: SCA-445405C-3
Superlight Crankshaft
  • 4.000 Stroke
  • 6.135 Minimum Rod Length
  • 2.200 Rod Journal
  • 2.748 Main Journal
  • Internal Balance
  • 2 Piece Rear Main Seal
  • With Center Counterweights
more info
Scat Pro Series 4340 Crankshaft Chev 4.000 Stroke
Scat Crankshaft_Chevrolet 454_4.000 Stroke_4340 Forged Steel_Pro Series
Price $1,711.00

P/N: SCA-445415C-2
Pro Series Lightweight

  • 4.000 Stroke
  • 6.385 Minimum Rod Length
  • 2.200 Rod Journal
  • 2.748 Main Journal
  • Internal Balance
  • 2 Piece Rear Main Seal
  • With Center Counterweights
more info
Scat Pro Series 4340 Crankshaft Chev 4.000 Stroke
Scat Crankshaft_Chevrolet 454_4.000 Stroke_4340 Forged Steel_Pro Series
Price $1,556.00

P/N: SCA-445415-2
Pro Series Lightweight

  • 4.000 Stroke
  • 6.385 Minimum Rod Length
  • 2.200 Rod Journal
  • 2.748 Main Journal
  • Internal Balance
  • 2 Piece Rear Main Seal
more info
Scat Pro Series 4340 Crankshaft Chev 4.000 Stroke
Scat Crankshaft_Chevrolet 454_4.000 Stroke_4340 Forged Steel_Standard Weight
Price $878.00

P/N: SCA-445415C
Standard Weight Crankshaft
  • 4.000 Stroke
  • 6.385 Minimum Rod Length
  • 2.200 Rod Journal
  • 2.748 Main Journal
  • Internal Balance
  • 2 Piece Rear Main Seal
  • With Center Counterweight
more info
Scat Pro Series 4340 Crankshaft Chev 4.000 Stroke
Scat Crankshaft_Chevrolet 454_4.000 Stroke_4340 Forged Steel_Standard Weight
Price $894.00

P/N: SCA-445410L
Standard Weight Crankshaft
  • 4.000 Stroke
  • 6.135 Minimum Rod Length
  • 2.200 Rod Journal
  • 2.748 Main Journal
  • External Balance
  • 1 Piece Rear Main Seal
more info
Scat Pro Series 4340 Crankshaft Chev 4.000 Stroke
Scat Crankshaft_Chevrolet 454_4.000 Stroke_4340 Forged Steel_Standard Weight
Price $878.00

P/N: SCA-445410
Standard Weight Crankshaft
  • 4.000 Stroke
  • 6.135 Minimum Rod Length
  • 2.200 Rod Journal
  • 2.748 Main Journal
  • External Balance
  • 2 Piece Rear Main Seal
more info
Scat Pro Series 4340 Crankshaft Chev 4.000 Stroke
Scat Crankshaft_Chevrolet 454_4.000 Stroke_4340 Forged Steel_Standard Weight
Price $813.00

P/N: SCA-445415
Standard Weight Crankshaft
  • 4.000 Stroke
  • 6.385 Minimum Rod Length
  • 2.200 Rod Journal
  • 2.748 Main Journal
  • Internal Balance
  • 2 Piece Rear Main Seal
more info
Scat Pro Series 4340 Crankshaft Chev 4.000 Stroke
Scat Crankshaft_Chevrolet 454_4.000 Stroke_4340 Forged Steel_Superlight
Price $1,975.00

P/N: SCA-445415C-3
Superlight Crankshaft
  • 4.000 Stroke
  • 6.385 Minimum Rod Length
  • 2.200 Rod Journal
  • 2.748 Main Journal
  • Internal Balance
  • 2 Piece Rear Main Seal
  • With Center Counterweights
more info