I have 86 sea ray 170 volvo according to speedometer with throttle wide open boat does about 40.....although the rpms only read about 3000 at times it feels like the engine is holding back.....when i cut back on throttle rpms drop to about 2500.....still going about 20 or so.....does...
I have been reading this forum alot...i have a question. 86 sea ray volvo 170 top end about 42 when calm tach only reads 3000<br /><br />does this sound right.....engine feels likes it holding back....but speed seems fine
