Question about Exhaust Manifold?! asap
#5
Im getting a 91 stock manifold tomorrow. wil the O2 senor on the 91 manifold be any different from my 87 base model? will the S4 senor fit onto the 91(S5)exhaust manifold with any problems? does the Exhaust manifold from the S5 fit the S4 motor? need info because im going for inspection on tuesday. my manifold has a crack and wont pass.
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