The Quick Fuel Technology 4.5 power valve assembly (PN 25-45QFT) is a direct-fit power valve for QFT and compatible 4150/4160 style carburetors. It is sold individually.
- Rating: 4.5
- Type: Carburetor power valve
- Sold individually
- Emission code 5 (no emissions impact)
FAQ
What does the 4.5 rating mean?
A power valve number indicates the manifold vacuum, in inches of mercury, at which the valve opens; match it to your engine's idle vacuum.
Does the 25-45QFT power valve include a gasket?
This listing is for the power valve assembly; confirm your gasket needs separately.
Is it sold individually or in a set?
It is sold individually.

