8 Groove Serpentine Pulley Conversion Kits

New Release at the Miami Boat Show 2013


The kits include everything you need for the installation.  With the new upgraded 8 groove serpentine pulleys, you will be able to run a larger Amp output alternator without the belt dust and slipping so common with the v-belts.  The Serpentine Pulley Conversion Kits come with a Lifetime Warranty on the pulleys AND Serpentine Belt!  The pulleys are precision milled 6061 aircraft grade bar stock aluminum and anodized for corrosion resistance in the harsh marine environment.

Kit Includes:
  • One 8 Groove Crank Pulley
  • One 8 Groove Water Pump Pulley
  • One 8 Groove Alternator Pulley
  • Two 8 Groove Alternator Belts
  • All Required Mounting Hardware
  • Installation manual with step-by-step photos

We are so confident in the Quality, Fit and Function of our Serpentine Pulley Kits that if you are not completely satisfied with it, simply return it to us for a refund within 60 days!


$589 for Yanmar Engines

$689 for the other popular engine Models