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    carbon build up.

    How much power loss can carbon buildup really cause me? I have my boat running good enough to get by as the lake I fish most has a 40mph speed limit. But 40 seems to be my glass ceiling. With a 13X19 prop my 74' 135 turns 5000 rpm wot at 40 mph on th gps. With a 13 3/4X15 it runs 40 at 5600rpm...
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    lift strut removal 74 135

    I am trying to put the tilt cylinders from my force outboard on this old thing that doesnt have t+t. Should be easy enough since it has the same mounting for the pump. I will not be able to use the trim (wont fit) so I will cap off the lines ging to it so that only the tilt operates. My problem...
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    90hp powerheads

    1) I have two 1990 force 90s with blown powerheads. Are they worth the two grand a peice to put new powerheads on? 2) On one of them I had good compresion on all cylinders and good spark, but #2 seemed to be doing very little. If I grounded the plug lead on it the motor would slow but keep...
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    74' rude 135 prop

    I just purchased an old 19' 1973 rincon ski boat with a 1974 rude 135 on it. I bought this just to put the motor on my 17' 1993 astro bass boat to get me through the tournament season. The motor came with a 13x19 alum prop on it. With that prop I had a top speed of 40mph GPS at 5000rpm, And it...
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    anybody have a 74 135 rude?

    I am having problems with mine and just want to no what everybody else is running them on, prop, wot rpm, and gps speeds. I think I have the right setup but I realy dont know for sure.
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    1974 135 hp performance

    I recently blew up the second 1991 90 hp force on my 17ft astro bass boat. I needed a motor to finish out the season and found a 74 135 evenrude for a steal. My question is what kind of performance can I expect from this old motor. I have 130lbs on all cylinders and it starts and runs perfectly...
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