Car Problem Reports

Nissan 300ZX Exhaust Manifold Can Warp and Cause the Studs to Break Off

 
Nissan 300ZX Problem
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Model Years Affected: 1990, 1991, 1992, 1993, 1994, 1995, 1996

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The exhaust manifold often warps, breaking off the studs between the cylinder head and the exhaust manifold. The noise may be most noticeable when the engine is cold.