; 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