1978 Mercury 800,direct 4 charge, 80 hp fuel mixture ratio - iboats Boating Forums

1978 Mercury 800,direct 4 charge, 80 hp fuel mixture ratio
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#1

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June 14th, 2005, 02:47 PM

JJCOWGIRL

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1978 Mercury 800,direct 4 charge, 80 hp fuel mixture ratio

My brother-in-law just purchased an old speedboat. It has a 1978 Mercury 800 Direct 4 Charge 80 hp engine and we need to know the oil to fuel ratio. Thank you

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#2

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June 14th, 2005, 02:49 PM

Chris1956

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Re: 1978 Mercury 800,direct 4 charge, 80 hp fuel mixture ratio

50::1 Gas to TCW Oil. Mix 1 pint(16 oz) of oil with 6 gal of gasoline.

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