108 FN387 1967-69 D-Port RA Exhaust Manifolds (RE) . $459.00/pr. FN387 is a ... original long branch manifolds used on Firebirds with ram air engines. This headertype ... exhaust is an excellent way to improve the ... and appearance of your 67-69 Firebird V-8 with Dport heads. These manifolds ... adapter. FN390 1970-81 D-Port RA and HO Exhaust Manifolds (RE ... are correct for 1970 Ram Air III Firebirds and are a great way to improve exhaust ... flow on any 1970-81 Firebird with a Pontiac V-8 (exc. Turbo) and ... heads used in the 1970s do not have exhaust manifold bolt holes at each end. Please ... . FN391 1970-74 Round-Port RA and HO Exhaust Manifolds 3 Mounting Bolts (RE). ... correct for 1970-74 Ram Air IV 455 HO Firebirds. Note 2: Refer to FN406K and FN406L for ... . FN391A 1970-74 Round-Port RA and HO Exhaust Manifolds 5 Mounting Bolts (RE). $379. ...
109 FN393 FN392K 1967-69 D-Port RA Exhaust Manifold Installation Kit (RP ... bolts. Fits FN387 manifolds. FN392M 1967-69 Standard Exhaust Manifold Installation ... note for FN393M. FN393 1970-81 D-Port Exhaust Manifold Installation Kit (RP ... manifolds. FN393M 1970-81 Standard Exhaust Manifold Installation Kit w/Pontiac V- ... combinations. FN394 1970-74 Round-Port Exhaust Manifold Installation Kit (3 Mounting ... manifolds. FN394A 1968-74 Round-Port Exhaust Manifold Installation Kit (5 Mounting ... FN391A manifolds. FN392 FN392A FN392 Exhaust Manifold Coating (AP)......... $25.00/ ... for thousands of miles. FN392A Exhaust Manifold Coating 11.75 oz. Aerosol (AP ... MANIFOLD GASKETS FN394C FN402 FN401W 1967-69 RA, HO Exhaust Manifold Stud and Nut, ... (APE)................ 4.00/ea. FN402 1967-81 Exhaust Manifold Stud and Nut, ...