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Fabtech-Performance Introduces yet another innovative Performance product for your M113K Kompressor Motor! The 83mm Clutched Supercharger Pulley has been a great success over the past few years, NOW We offer the Same proven Results that the 180mm Crank Pulley offers (+5-6PSI) without the Hassle of the 4-5 Hour install For LESS than the price of the Crank Pulley kit! This Billet Pulley has a Brand new and Upgraded Clutch,  Backing plate, Rivets, and High Speed ZZ Rated Nachi Japan Bearing. 

*WeHighly Recommend Cooling Mods for this Pulley Such as the V2 H/E and High Flow intercooler Pump.*

Get yours Today and see what power you have been leaving on the Table!

77mm Clutched S/C Pulley

  • Product Information:

    - (+5-6) PSI Boost Increase over Stock
    -New Clutch, Backing Plate, Rivets and High Speed ZZ Rated Nachi Japan Bearing
    -80 HP Gains!
    -Easy Install 1 Hour or Less

    **ECU Calibration is Required for this Pulley. The ECU calibration will remap the ECU for the adequate amount of Fueling and timing to keep your engine Safe. Add the 77mm Pulley&Tune and you can expect 70-80 HP Gains out of your M113K Engine!!!
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