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PARTS INTENDED FOR COMPETITION USE ONLY.
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Racing Flag

PARTS INTENDED FOR COMPETITION USE ONLY.
Click for more details.

LS CRANKSHAFTS AND COMPONENTS

12588612

LS2 Crankshaft Assembly

  • Nodular cast 3.622" stroke crankshaft assembly has 58x reluctor wheel installed
  • Used on 2006-2007 Corvettes
  • Balanced for 4.000" bore engines

89060436

Rear Crank Seal

  • Requires 1 per engine
  • For all LS-Series engines

12557583

Roller Pilot Bearing

  • Used in high-performance manual transmission applications
  • Use when input shaft protrudes 3-6mm (.079-.112") beyond bell housing

14061685

Roller Pilot Bearing

  • Used in high-performance manual transmission applications
  • Use when input shaft protrudes 23-24mm (.906-.945") beyond bell housing

12611649

LS7 Forged Steel Crankshaft

  • Forged 4" stroke crankshaft for LS7 engine
  • Includes 58x reluctor wheel. Rebalancing required if LS7 rods and pistons are not used
  • Machine .886" from snout for use in wet-sump applications

12559353

Reluctor Wheel, 24x

  • 24-tooth crankshaft position sensor timing wheel for 1997-2005 engines

12586768

Reluctor Wheel, 58x

  • 58-tooth crankshaft position sensor timing wheel for 2006 and newer engines

12641691

LSA Crankshaft

  • Forged 3.622" stroke
  • 8-bolt flexplate/flywheel pattern

12674745

Gen V LT1 (Wet Sump) Crankshaft

  • Forged 3.622" stroke
  • 8-bolt flywheel pattern

12674744

Gen V LT1 (Dry Sump) Crankshaft

  • Forged 3.622" stroke
  • 8-bolt flywheel pattern

12674746

Gen V LT4 (Wet Sump) Crankshaft

  • Forged 3.622" stroke
  • 8-bolt flywheel pattern

12674743

Gen V LT4 (Dry Sump) Crankshaft

  • Forged 3.622" stroke
  • 8-bolt flywheel pattern

LSX CRANKSHAFTS AND COMPONENTS

19244018

LSX Crankshaft, 4.125" stroke

  • 4340 premium steel
  • 4.125" stroke
  • Requires balancing
  • Includes 58x reluctor wheel
  • 8-bolt flexplate/flywheel required

19244049

LSX Windage Tray Kit

  • For 4.000" strokes
  • Includes all matching hardware
  • Some notching may be required

19202609

LSX Windage Tray Kit

  • For 4.125" strokes
  • Includes all matching hardware
  • Some notching may be required depending on application

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Unless specifically noted to the contrary herein, vehicles equipped with Chevrolet Performance parts that are emissions-related may not meet U.S., Canadian, and state and provincial laws and regulations relating to motor-vehicle emissions. These parts are designed and intended for use in vehicles operated exclusively for competition: in racing or organized competition on courses separate from public streets or highways. Visit www.chevroletperformance.com/emissions for more details.