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Discussion Starter · #1 ·
MBA products Underdrive pulley kit. New never used.
Comes with alternator overdrive pulley. Attaches to your balancer.
Increases HP by reducing drag on accessories. You will
have to get another size serpentine belt. Tests have shown
up to 10HP increase after installed.
Asking $86 shipped
 

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Best I could do is $65 Shipped. Good luck on sale.
 
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