Thread: Lead Additives for Older Outboards?
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Unread 07-07-2014, 11:21 PM
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smokeonthewater smokeonthewater is offline
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Join Date: Oct 2011
Location: Indiana near louisville Ky
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IIRC look for 20-21* btdc at wot.... I believe original was 23* when we still had good gas


also link n sync below:

http://www.johnsoldmercurysite.com/p...t=935&start=10
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