Holley Intake Manifold Port O-Ring (HO508-22) Badge remove about 17mm (2/3”) of

remove about 17mm (2/3”) of radiator hose

Best suited for high Performance Street driving and track use

1mm / 41/64" size bore

ground output for optional LED warning light

Specifically designed to suit GM LS Gen III and IV engines equipped with OE or aftermarket LS1/LS2 cathedral port cylinder heads

Holley Intake Manifold Port O-Ring (HO508-22) Badge remove about 17mm (2/3”) ofHO508 22 LS HI RAM INTAKE GASKET SET Suit GM LS3 LS7 (Set) Part Number: HO508 22 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.