Seller notes

Part Number: 807166A1 Fitment: For Mercruiser 4.3 5.0 5.7 7.4 305 350 454 502  For 1998 and newer V6 and V8 engines. Note: These will Not work on V6 engines that came with the one piece manifolds ( use 807166A2  it has a flat tip ) ,or early V8 with the round pin going through flapper. Used on many Mercruiser stern drive V8 engines. ( Some V6 that came with the two piece maniflold/elbow ) If you have ever overheated these tend to get damaged. Sometimes you will find pieces of them in the exhau...

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