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You are here: Home > Crankshafts > Scat Crankshafts > Forged 4340 Steel > Chevrolet - 400 Small Block
SCAT 4340 Forged steel crankshafts for the 400 Chevrolet block offer choices of stroke beginning at 3.500 and running up to 4.000 allowing for cubic inch displacements that begin 380 and run up to 434 cubic inches. Most strokes are available in Standard, Pro Series Lightweight, or Superlight allowing the flexibility to tailor your choice for anything from a Spec Class superlight to a heavily boosted beast.
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Scat Pro Series 4340 Crankshaft Chev 3.500 Stroke
Scat Crankshaft_Chevrolet 400_3.500 Stroke_4340 Forged Steel_Pro Series
Price $1,384.00

P/N: SCA-440026-2
Pro Series Lightweight

  • 3.500 Stroke
  • 6.000 Minimum Rod Length
  • 2.100 Rod Journal
  • 2.650 Main Journal
  • Internal Balance
  • 2 Piece Rear Main Seal
more info
Scat Pro Series 4340 Crankshaft Chev 3.500 Stroke
Scat Crankshaft_Chevrolet 400_3.500 Stroke_4340 Forged Steel_Standard Weight
Price $746.00

P/N: SCA-440026
Standard Weight Crankshaft
  • 3.500 Stroke
  • 6.000 Minimum Rod Length
  • 2.100 Rod Journal
  • 2.450 Main Journal
  • Internal Balance
  • 2 Piece Rear Main Seal
more info
Scat Pro Series 4340 Crankshaft Chev 3.500 Stroke
Scat Crankshaft_Chevrolet 400_3.500 Stroke_4340 Forged Steel_Superlight
Price $1,676.00

P/N: SCA-440026-3
Superlight Crankshaft
  • 3.500 Stroke
  • 6.000 Minimum Rod Length
  • 2.100 Rod Journal
  • 2.650 Main Journal
  • Internal Balance
  • 2 Piece Rear Main Seal
more info
Scat Pro Series 4340 Crankshaft Chev 3.750 Stroke
Scat Crankshaft_Chevrolet 400_3.750 Stroke_4340 Forged Steel_Pro Series
Price $1,384.00

P/N: SCA-440050-2
Pro Series Lightweight

  • 3.750 Stroke
  • 5.700 Minimum Rod Length
  • 2.100 Rod Journal
  • 2.650 Main Journal
  • Internal Balance
  • 2 Piece Rear Main Seal
more info
Scat Pro Series 4340 Crankshaft Chev 3.750 Stroke
Scat Crankshaft_Chevrolet 400_3.750 Stroke_4340 Forged Steel_Pro Series
Price $1,384.00

P/N: SCA-440056-2
Pro Series Lightweight

  • 3.750 Stroke
  • 6.000 Minimum Rod Length
  • 2.100 Rod Journal
  • 2.650 Main Journal
  • Internal Balance
  • 2 Piece Rear Main Seal
more info
Scat Pro Series 4340 Crankshaft Chev 3.750 Stroke
Scat Crankshaft_Chevrolet 400_3.750 Stroke_4340 Forged Steel_Standard Weight
Price $746.00

P/L: SCA-440050
Standard Weight Crankshaft
  • 3.750 Stroke
  • 5.700 Minimum Rod Length
  • 2.100 Rod Journal
  • 2.450 Main Journal
  • Internal Balance
  • 2 Piece Rear Main Seal
more info
Scat Pro Series 4340 Crankshaft Chev 3.750 Stroke
Scat Crankshaft_Chevrolet 400_3.750 Stroke_4340 Forged Steel_Standard Weight
Price $746.00

P/N: SCA-440056
Standard Weight Crankshaft
  • 3.750 Stroke
  • 6.000 Minimum Rod Length
  • 2.100 Rod Journal
  • 2.450 Main Journal
  • Internal Balance
  • 2 Piece Rear Main Seal
more info
Scat Pro Series 4340 Crankshaft Chev 3.750 Stroke
Scat Crankshaft_Chevrolet 400_3.750 Stroke_4340 Forged Steel_Superlight
Price $1,676.00

P/N: SCA-440050-3
Superlight Crankshaft
  • 3.500 Stroke
  • 5.700 Minimum Rod Length
  • 2.100 Rod Journal
  • 2.650 Main Journal
  • Internal Balance
  • 2 Piece Rear Main Seal
more info
Scat Pro Series 4340 Crankshaft Chev 3.750 Stroke
Scat Crankshaft_Chevrolet 400_3.750 Stroke_4340 Forged Steel_Superlight
Price $1,676.00

P/N: SCA-440056-3
Superlight Crankshaft
  • 3.500 Stroke
  • 5.700 Minimum Rod Length
  • 2.100 Rod Journal
  • 2.650 Main Journal
  • Internal Balance
  • 2 Piece Rear Main Seal
more info
Scat Pro Series 4340 Crankshaft Chev 3.800 Stroke
Scat Crankshaft_Chevrolet 400_3.800 Stroke_4340 Forged Steel_Pro Series
Price $1,436.00

P/N: SCA-440068-2
Pro Series Lightweight

  • 3.800 Stroke
  • 6.000 Minimum Rod Length
  • 1.888 Rod Journal
  • 2.650 Main Journal
  • Internal Balance
  • 2 Piece Rear Main Seal
more info