STM Water Pump Bypass with -16ORB for Evo 8/9 (EVO89-WPB) Venturi • The pads are quiet

• The pads are quiet

0L 4G63 are now available

Simply and accurately check the percentage of ethanol content in your E85 fuel with the Holley E85 Checker

Part Number: 614105C‑4 Pin: Standard Series

• T430 Stainless Steel

STM Water Pump Bypass with -16ORB for Evo 8/9 (EVO89-WPB) Venturi • The pads are quietThe billet STM Evo 8 9 water pump bypass plate features a 16 ORB outlet. It was designed by the STM team and used in several STM race cars over the years when installing an electric water pump for various reasons. In most cases, when it comes to high reving Evos, the water pumps tend to fail. Using this plate in conjunction with an electric pump removes one more failure points, allowing you to choose water flow rotation and gain control over water