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    VZ150 vs Z150

    Since Yamaha is no longer making the Z150 , would a direct powerhead swap be possible between the VZ150 and Z150 ? Ive a blown powerhead on my starboard 150 HPDI and cannot find a quality used one. Purchasing a new powerhead from Yamaha is a possibility , but Ill be bolting my 700 hour...
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    Differences between 150 and 200 hpdi ?

    This is a question Ive been trying to find an answer to for quite awhile. Does anyone know what the differences between the 150 and 200 HPDis are? (Without the obvious response of 50 HP:rolleyes:) Bore , stoke and compression seem to be the same. Obviously there is no camshaft to attribute a hp...
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    Looking for a used 150 HPDI

    Hi All. New to this site. Ive a 23 foot boat with twin 150 HPDIs. I blew a powerhead last weekend. Ill be tearing her apart this weekend to find out exactly what happened. In the mean time Im trying to locate a good used one or perhaps a set of 200 HPDIs if the price is right. Please let me...
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