Seller notes

This Powerhead has been pulled from a running 1999 Yamaha vmax 150 Hp outboard motor that has been disassembled for parts rather then repair due to a knocking noise in long block. The knocking only occurs when bottom right spark plug is installed, the Powerhead itself has 110-120 PSI compression in every cylinder, the face of the piston for that cylinder is clean and free of damage. This was a Carbed motor and carbs aswell as CDI and coil pack have been removed. This unit comes exactly as shown ...

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