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    Stock exhaust manifold bolts kit

    Yes mine had French locks from the factory. All the applications for all the available sources do not source them being for the 5.7 engine.
  2. L

    Stock exhaust manifold bolts kit

    Hello to all. I have a 1989 GMC Sierra C1500 extended cab long bed with the 5.7 V8 engine. I am looking for a source for stock exhaust manifold to engine block mounting kit. That is the one stud, bolts, washers and french locks. Does anyone know of a source for these? Also a source for higher...
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