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You are here: Home > Crankshafts > Scat Crankshafts > Forged 4340 Steel > Chevrolet - LS Series
Scat 4340 Forged steel crankshafts for the LS1/LS7 Chevrolet block offer choices of stroke beginning at 3.622 and running up to 4.250 allowing for cubic inch displacements that begin at 347 and run up to 454 cubic inches, assuming a 3.905/4.125 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 LS1 3.622 Stroke
Scat Crankshaft 4340 Forged Steel_Pro Stock_Chevrolet LS_3.622 Stroke_2.100 Journal_6.125 Rod_1 piece_Internal_24 Tooth Reluctor
Price $870.00

Pro Stock Crankshaft
P/N: SCA-4LS136262
  • 3.622 Stroke
  • 6.125 Minimum Rod Length
  • 2.100 Rod Journal
  • 2.559 Main Journal
  • Internal Balance
  • 24 Tooth Reluctor Wheel
  • 6 Bolt Crankshaft Flange
more info
Scat Pro Series 4340 Crankshaft Chev LS1 3.622 Stroke
Scat Crankshaft 4340 Forged Steel_Pro Stock_Chevrolet LS_3.622 Stroke_2.100 Journal_6.125 Rod_1 piece_Internal_24 Tooth Reluctor
Price $765.00

Pro Stock Crankshaft
P/N: SCA-4LS13622
  • 3.622 Stroke
  • 6.125 Minimum Rod Length
  • 2.100 Rod Journal
  • 2.559 Main Journal
  • Internal Balance
  • Reluctor Not Included
  • 6 Bolt Crankshaft Flange
more info
Scat Pro Series 4340 Crankshaft Chev LS1 3.622 Stroke
Scat Crankshaft 4340 Forged Steel_Pro Stock_Chevrolet LS_3.622 Stroke_2.100 Journal_6.125 Rod_1 piece_Internal_58 Tooth Reluctor
Price $870.00

Pro Stock Crankshaft
P/N: SCA-4LS136365
  • 3.622 Stroke
  • 6.125 Minimum Rod Length
  • 2.100 Rod Journal
  • 2.559 Main Journal
  • Internal Balance
  • 58 Tooth Reluctor Wheel
  • 6 Bolt Crankshaft Flange
more info
Scat Pro Series 4340 Crankshaft Chev LS1 4.000 Stroke
Scat Crankshaft 4340 Forged Steel_Pro Stock_Chevrolet LS_4.000 Stroke_2.100 Journal_6.125 Rod_1 piece_Internal_24 Tooth Reluctor
Price $1,010.00

Pro Stock Crankshaft
P/N: SCA-4LS140062
  • 4.000 Stroke
  • 6.125 Minimum Rod Length
  • 2.100 Rod Journal
  • 2.559 Main Journal
  • Internal Balance
  • 24 Tooth Reluctor Wheel
  • 6 Bolt Crankshaft Flange
more info
Scat Pro Series 4340 Crankshaft Chev LS1 4.000 Stroke
Scat Crankshaft 4340 Forged Steel_Pro Stock_Chevrolet LS_4.000 Stroke_2.100 Journal_6.125 Rod_1 piece_Internal_24 Tooth Reluctor_W/Center Counterweight
Price $1,155.00

Pro Stock Crankshaft
P/N: SCA-4LS140062-C
  • 4.000 Stroke
  • 6.125 Minimum Rod Length
  • 2.100 Rod Journal
  • 2.559 Main Journal
  • Internal Balance
  • 24 Tooth Reluctor Wheel
  • 6 Bolt Crankshaft Flange
  • with Center Counterweight
more info
Scat Pro Series 4340 Crankshaft Chev LS1 4.000 Stroke
Scat Crankshaft 4340 Forged Steel_Pro Stock_Chevrolet LS_4.000 Stroke_2.100 Journal_6.125 Rod_1 piece_Internal_58 Tooth Reluctor
Price $1,010.00

Pro Stock Crankshaft
P/N: SCA-4LS140065
  • 4.000 Stroke
  • 6.125 Minimum Rod Length
  • 2.100 Rod Journal
  • 2.559 Main Journal
  • Internal Balance
  • 58 Tooth Reluctor Wheel
  • 6 Bolt Crankshaft Flange
more info
Scat Pro Series 4340 Crankshaft Chev LS1 4.000 Stroke
Scat Crankshaft 4340 Forged Steel_Pro Stock_Chevrolet LS_4.000 Stroke_2.100 Journal_6.125 Rod_1 piece_Internal_58 Tooth Reluctor
Price $765.00

Pro Stock Crankshaft
P/N: SCA-4LS14000
  • 4.000 Stroke
  • 6.125 Minimum Rod Length
  • 2.100 Rod Journal
  • 2.559 Main Journal
  • Internal Balance
  • 58 Tooth Reluctor Wheel
  • 6 Bolt Crankshaft Flange
more info
Scat Pro Series 4340 Crankshaft Chev LS1 4.000 Stroke
Scat Crankshaft 4340 Forged Steel_Pro Stock_Chevrolet LS_4.000 Stroke_2.100 Journal_6.125 Rod_1 piece_Internal_58 Tooth Reluctor_w/Center Counterweights
Price $1,155.00

Pro Stock Crankshaft
P/N: SCA-4LS140065-C
  • 4.000 Stroke
  • 6.125 Minimum Rod Length
  • 2.100 Rod Journal
  • 2.559 Main Journal
  • Internal Balance
  • 58 Tooth Reluctor Wheel
  • 6 Bolt Crankshaft Flange
  • w/Center Counterweights
more info
Scat Pro Series 4340 Crankshaft Chev LS1 4.125 Stroke
Scat Crankshaft 4340 Forged Steel_Pro Stock_Chevrolet LS_4.125 Stroke_2.100 Journal_6.000 Rod_1 piece_Internal_24 Tooth Reluctor
Price $1,085.00

Pro Stock Crankshaft
P/N: SCA-4LS141282
  • 4.125 Stroke
  • 6.000 Minimum Rod Length
  • 2.100 Rod Journal
  • 2.559 Main Journal
  • Internal Balance
  • 24 Tooth Reluctor Wheel
  • 8 Bolt Crankshaft Flange
more info
Scat Pro Series 4340 Crankshaft Chev LS1 4.125 Stroke
Scat Crankshaft 4340 Forged Steel_Pro Stock_Chevrolet LS_4.125 Stroke_2.100 Journal_6.000 Rod_1 piece_Internal_58 Tooth Reluctor
Price $1,005.00

Pro Stock Crankshaft
P/N: SCA-4LS141285
  • 4.125 Stroke
  • 6.000 Minimum Rod Length
  • 2.100 Rod Journal
  • 2.559 Main Journal
  • Internal Balance
  • 58 Tooth Reluctor Wheel
  • 8 Bolt Crankshaft Flange
more info