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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 4340 Forged Steel_Pro Series Lightweight_Chevrolet 454_3.766 Stroke_2.200 Journal_6.135 Rod_2 piece_Internal_w/Center Counterweights
Price $2,240.00

Pro Series Lightweight Crankshaft
P/N: SCA-445405C-2
  • 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 4.000 Stroke
Scat Crankshaft 4340 Forged Steel_Pro Series Lightweight_Chevrolet 454_4.000 Stroke_2.200 Journal_6.385 Rod_2 piece_Internal_w/Center Counterweights
Price $2,240.00

Pro Series Lightweight Crankshaft
P/N: SCA-445415C-2
  • 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 4.250 Stroke
Scat Crankshaft 4340 Forged Steel_Pro Series Lightweight_Chevrolet 454_4.250 Stroke_2.200 Journal_6.385 Rod_2 piece_Internal
Price $2,240.00

Pro Series Lightweight Crankshaft
P/N: SCA-445425-2
  • 4.250 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 4340 Forged Steel_Pro Series Lightweight_Chevrolet 454_4.250 Stroke_2.200 Journal_6.385 Rod_2 piece_Internal
Price $2,240.00

Pro Series Lightweight Crankshaft
P/N: SCA-445415-2
  • 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 4.250 Stroke
Scat Crankshaft 4340 Forged Steel_Pro Series Lightweight_Chevrolet 454_4.250 Stroke_2.200 Journal_6.385 Rod_2 piece_Internal_w/Center Counterweights
Price $2,240.00

Pro Series Lightweight Crankshaft
P/N: SCA-445425C-2
  • 4.250 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 4.375 Stroke
Scat Crankshaft 4340 Forged Steel_Pro Series Lightweight_Chevrolet 454_4.375 Stroke_2.200 Journal_6.385 Rod_2 piece_Internal
Price $2,240.00

Pro Series Lightweight Crankshaft
P/N: SCA-445426-2
  • 4.375 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 4.375 Stroke
Scat Crankshaft 4340 Forged Steel_Pro Series Lightweight_Chevrolet 454_4.375 Stroke_2.200 Journal_6.385 Rod_2 piece_Internal_w/Center Counterweights
Price $2,240.00

Pro Series Lightweight Crankshaft
P/N: SCA-445426C-2
  • 4.375 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 4.500 Stroke
Scat Crankshaft 4340 Forged Steel_Pro Series Lightweight_Chevrolet 454_4.500 Stroke_2.200 Journal_6.535 Rod_2 piece_Internal
Price $2,240.00

Pro Series Lightweight Crankshaft
P/N: SCA-445430-2
  • 4.500 Stroke
  • 6.535 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 4.500 Stroke
Scat Crankshaft 4340 Forged Steel_Pro Series Lightweight_Chevrolet 454_4.500 Stroke_2.200 Journal_6.535 Rod_2 piece_Internal_w/Center Counterweights
Price $2,240.00

Pro Series Lightweight Crankshaft
P/N: SCA-445430C-2
  • 4.500 Stroke
  • 6.535 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 4.750 Stroke
Scat Crankshaft 4340 Forged Steel_Pro Series Lightweight_Chevrolet 454_4.750 Stroke_2.200 Journal_6.700 Rod_2 piece_Internal
Price $2,240.00

Pro Series Lightweight Crankshaft
P/N: SCA-445440-2
  • 4.750 Stroke
  • 6.700 Minimum Rod Length
  • 2.200 Rod Journal
  • 2.748 Main Journal
  • Internal Balance
  • 2 Piece Rear Main Seal
 more info