Mr. Gasket Header Bolts - 3/8-16 x 3/4 Inch Hex & Socket Head -Black Oxide 3420G fuel-filters 6 V8 1977 Mercury Cougar

6 V8 1977 Mercury Cougar XR-7 400/6

Regis 1975 - 1977 Dodge W100 225/3

Efficient Insulating Sleeve

Fits: 1970-1973 Ford Mustang

Mr. Gasket Header Bolts - 3/8-16 x 3/4 Inch Hex & Socket Head -Black Oxide 3420G fuel-filters 6 V8 1977 Mercury CougarOverview: When installing headers you will need header bolts, factory exhaust manifold bolts won't work. These Mr. Gasket Header Bolts are Grade 5 for strength, black oxide coated, and have a hex head that is ideal for use where space is minimal your typical header flanges. Ever had a set of headers where a socket just seemed it wouldn't fit? These bolts also have a socket head or Allen key drive in the center for just that problem. Sold as a set of