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Thread: Mercury OptiMax 250xs
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10-27-2011, 08:05 PM #1
Mercury OptiMax 250xs
i was just wondering how many liters this engine is and the max rpm?
Laser 380 Ray - sold
Allison SS2000 comp x 15" 2.5 280
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10-28-2011, 12:27 AM #2
3.0 liter, max rpm varies with shaft length and model year. They vary from 5800 to 6300 in stock form. I have 2005 with 20" shaft and they are 6300.