15% OD LT4 SC DRIVE PULLEY, 9.2" diameter w bolts

Product Details

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Black Anodized Aluminum 15% overdrive pulley

This pulley is used in conjunction with the Lingenfelter LT4 overdrive harmonic balancer to increase boost by overdriving your supercharger 15%.

This pulley will require a different length serpentine belt & idler diameter change