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| Anyone running a 620 with 250XS on it? Average top speed? Is the XS good on gas at half throttle? 250XS reliable? | |
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Posts: 32934
Location: Rhinelander, Wisconsin | Low to mid 60's range depending on load. Yes, the 250 XS Opti Max is a reliable motor. I've run a couple, and 4000 RPM was the sweet spot for fuel economy. | |
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| Would you be very leary of buying one with a new powerhead put in it, with no warranty? | |
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Posts: 32934
Location: Rhinelander, Wisconsin | Depends on the price, a new one costs over 17K. If the motor was cared for, no worries, have a Merc Opti tech plug it into the computer. | |
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