PRP Dry Sump Pump Drive PulleyIntroducing the Platinum Racing Products Dry Sump Pump Pulleys! As you would expect from PRP we have put some smarts into our new gears and have a bunch of improvements over the industry standard gears youre used to. Both drive pulley and driven pulley are manufactured from Hi grade 6061 series billet alloy and hard anodised, very similar to our world renowned cam gears. We have designed the system to run specifically with a 20 mm wide belt, and