What ati balancer for a procharger
http://www.exoticperformanceplus.com....html?item=716
ProCharger 8 rib upgrade kit
http://www.exoticperformanceplus.com...html?item=1899
Balancer that ProCharger recommends to use with their systems. ProCharger use to recommend the 917242 balancer, but ATI Performance Products quit drilling the needed bolt holes for the ProCharger crank pulley in the outer shell of the 917242. The 918853 is now the balancer to use. Bob


