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Callies Compstar APO31N-CS Crankshaft, Chev LS1 Main, 4.000″ Stroke, w/Reluctor Wheel Installed

$1,285.00

Callies Compstar 4340 Forged Steel Crankshaft, Chevrolet LS1 Main, 24T or 58T Reluctor Wheel. If ordered today. .allow for 16-8 weeks delivery from Callies Inc.

Designed by Callies engineers, rough machined to their specification on 4340 material forgings, then finished in Callies own facility. Properly placed counterweights that not only improve balance but reduce bearing loads. Hardened with a deep nitride, ideal for abusive dirt track environments. All rod journals are drilled and counterweights are profiled for piston clearance. Requires narrowed bearings. *****Specify 24 or 58 tooth reluctor ring when ordering*****.

Crankshaft BUY now for $1285.00 which includes shipping within U.S. mainland. Ships from Callies within 6-8 weeks.

  • Application: Chevrolet LS1. LS2,LS3,LS6,LS7
  • Crankshaft Material: 4340 Forged Steel
  • Nitrided: Yes
  • Rear Main Seal Style: 1 piece
  • Engine Main Bearing Type: 2.559  Main
  • Stroke: 4.000″
  • Rod Length: 6.125″ or longer
  • Rod Journal Diameter: 2.100″ (LJ)
  • Crankshaft Snout Size: Standard
  • Engine Balance: Internal
  • Lightening Holes In Rod Throws: No
  • Rod Bearings Included: No
  • Requires Narrow Bearings: Yes
  • Main Bearings Included: No
  • Manufacturer: Callies Compstar
  • Manufacturer’s Part Number: APO31N-CS
  • Weight :60-65 lbs
  • Warranty: Sold without warranty, expressed or implied
  • Quantity: Sold as Each

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1424 East St.
Mendenhall, MS 39114

(601) 847-4744