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I have a 1994 Four Winns 180 Horizon I picked up a few weeks ago with a 5.0l HO. We replaced the intake manifold and the engine now runs great, but the tachometer has an issue. When the key is turned to the ON position the tach needle moves backwards and rests at 7,000 rpm. When you start the...
The intake manifold on my OMC 5.0l is cracked and pouring out water. I'm looking for a replacement but I'm not having much luck, the part number is D30E-9425-AA. Are there any other intake manifolds I can use or do I need D30E-9425-AA specifically. Thanks.
