TOPIC: merc 500

merc 500 12 years 11 months ago #39059

frog
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just a couple of questons. i have a 1966 merc 500 ser #2108376. and was wondering what is the correct spark plug for it? it has 4jc champions in it now , i went to the parts store and they looked it up and came up with a different plug. and what should the gas /oil ratio be mixed to? i am mixing 40:1 , just testing the motor. but i can not find any lable and i do not have a merc tank, just a plastic walmart special. thanks. frog

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Re: merc 500 12 years 11 months ago #39060

dave bernard Offline Platinum Boarder Posts: 1470 Karma: 95 Thank you received: 30	50-1 but i also use 40-1 j4c or j6c is fine original was j6j Check this box to be notified of replies to this topic. Note: BBcode and smileys are still usable.
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Re:merc 500 12 years 11 months ago #39063

frog Topic Author Offline Platinum Boarder Posts: 1431 Karma: 59 Thank you received: 3	thanks dave, your a big help. and after the lesson on checking out the mag on my motor they do'nt scare me anymore. i'am learning alot working on this merc and it is getting to be fun. frog Check this box to be notified of replies to this topic. Note: BBcode and smileys are still usable.
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