how many hours before rebiuld on 525
#1
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I would like to know how many hours before a rebuild on a 525.....200 hours give or take and about 40%-50% of it is below 2k rpm.....pleaser use.....?
#5
Geronimo36
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Good time to rebuild the heads with all new parts and new roller lifters... Should be good for another 2-300 more hours with regular maint.!
#9
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#10
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From what I am told it is not good for marine big blocks to run at low rpm for a large percentage of time.
Last edited by Macklin; 09-22-2007 at 09:57 PM.