what's a good fuel additive to use in my 289 271hp just got running has been sitting 13 years all stock engine need a lead subittue. thanks jim
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Do you have hard seats for the exhaust valves? That would help eliminate the need for a lead additive.
-Fred-
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hi Fred. the engine is total stock no head work what ever came with it org owner 11/64.
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This is probably as good as it gets, advertised as real lead, I still use it every so often when I want an high octane than is available at the pumps.12B937D2-8AF9-4707-BC44-7787F902886D.jpg
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