| | the cable away from the hot exhaust manifolds. No engine detailing is complete without ... this shield since most were discarded years ago. Note: Although GM used the same ... or reproduction 1967 R/A exhaust manifolds. N179U 1968-69 R/A HO Header Pipes 2 1/4 ... -72 D-port and round-port R/A exhaust manifolds. Note 2: N179T, N179U and N179V will be ... your car from either standard exhaust manifolds or headers to R/A exhaust manifolds. ... cannot be used with standard exhaust manifolds. Pipes do not come with flanges. See ... 1967 engines. For 1968-72 cars, the RH manifold uses a N180 3-bolt flange while the LH ... . N180B N180B 1967-77 Stainless Exhaust Manifold Stud and Bronze Nut (with RA HO) (APE ... of broken flange studs and exhaust manifolds. Note: N180B studs are for R/A and HO ... manifold applications only. Standard manifold studs are available use part #N180BF. ...
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