; Convenient tool checks Holley® Power Valves for ruptured diaphragms to prevent engine flooding; Remove knurled cap and screw in Power Valve; cut-away section of tool allows visual inspection of valve's operation; CNC Machined from 6061-T6 aluminum and anodized to prevent corrosion; Requires the use of a hand-operated vacuum tester (available in most auto parts stores)
  • Checks Holley Power Valves for ruptured diaphragms
  • Prevents engine flooding
  • Remove knurled cap & screw in Valve
  • Cut-away section of tool allows visual inspection of valve operation
  • Anodized aluminum
  • Must use hand-operated vacuum tester

Fast Efficient Shipping

Through our distribution network Deliveries can be as fast as Next Day Delivery.
Delivery times vary by destination, tracking information is provided with every purchase.

Get it Installed

JB's Power Centre offers on-site professional installation services in Calgary and Edmonton, AB.
We have on staff licensed Mechanical Technicians as well as MECP Certified 12-Volt Technicians.

* Extend your products Manufacturer Warranty

All products include a manufacturer warranty, but you can extend this warranty with
JB's Purchase Protection Plan
*Available on select products.