Single-Stage Power Valve High Flow 6.5" Hg, Including Gasket HO125-165 Lights 575"(5028) /

575"(5028) /

Holley's E85 Checker is an essential tool that can instantly determine the ratio in the E85 fuel you're using

but the results are well worth the extra effort

Sold Single

Suits Barry Grant/Demon Dual Fuel Line

Single-Stage Power Valve High Flow 6.5" Hg, Including Gasket HO125-165 Lights 575"(5028) /Single Stage Power Valve High Flow 6. 5" Hg, Including Gasket HO125 165 125 165 Holley Performance Products has been the undisputed leader in fuel systems for over 100 years. Holley's products include carburetors, fuel pumps, fuel injection, intake manifolds, and much more. From start to finish, Holley has the parts to make your dream a reality.