Have 250xs with 1hr. on it, How long is break-in(hours?)
Have 250xs with 1hr. on it, How long is break-in(hours?)
Refer to your owner's manual for break-in information.
FULL engine break-in lasts 10 hours (this is different from the "additional oil break-in strategy".
To view my "personal" preferred break-in information, see:
http://www.bbcboards.net/zerothread?id=494837
Dual Mercury Master Technician- for Mercury Outboards, Mercruiser and Mercury Racing at European Marine in Greenville, SC.
Still consider myself a "Marine Apprentice" after 48 years (learn something new every day).
Mercury Parts, Mercury Outboards, Smartcraft & Accessories, Injector Service, TDR Reeds- BBC Sponsor
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