PRW Power Rocker Arm Trunion Installation Tool - GM LS-Series 15318 Holley Ultra XP carburetors are

Holley Ultra XP carburetors are the ultimate in square bore race carburetors

For over 45 years Scat Crankshafts has been leading and innovating the crankshaft market

For use with Holley HP and Dominator ECUs and other EFI systems

Most other manufactuers will charge you extra for it

PRW Power Rocker Arm Trunion Installation Tool - GM LS-Series 15318 Holley Ultra XP carburetors areProduct Description: Rocker Arm Installation Tool GM LS Series PRW Industries produces engine components for racing applications such as rocker arms, valve covers and main caps to name a few. These products offer performance gains at a value price. Over a decade ago, PRW Industries, Inc. (PRWI) recognized the need for branded, high performance after market parts that were value priced, and readily available on an in stock basis. After a great deal of