Magnum XL – LS1 Gen III-IV

* Stroke Range of 2.600 to 4.300
* 2.100 – 2.000 – 1.888 – 1.850 Rod Journal Diameters
* LS1 and Iron Duke Main Diameters
* With or Without Timing Wheel & Hub
* Multiple Post Key-ways
* Uniquely Milled Counterweight Profiles for Reduced Weight and Windage
* Gun Drilled Mains
* Full Internal Balance to Your Specific Assembly Weight
* LS1 – LS6 or LS2 – LS7 Tone Wheel Available
* Weight Range of 34 lb. to 47 lb.

Callies LS Magnum XL lightweight crankshaft

Below is only a partial listing of part numbers.  Please call for additional part number information and availability.

Stroke Pin Size Main Size     Part # MSRP
3.325 2.100 LS-1 GM Small Block – 2.559 Magnum XL AWZ-31V-XL $2,711.00
3.625 2.100 LS-1 GM Small Block – 2.559 Magnum XL APH-31T-XL $2,711.00
4.000 2.000 LS-1 GM Small Block – 2.559 Magnum XL APO-34T-XL $2,711.00
4.000 2.100 LS-1 GM Small Block – 2.559 Magnum XL  LS7 Post AWO-31T-XL $2,711.00