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Spark Plug Question

Printed From: CorrectCraftFan.com
Category: Repairs and Maintenance
Forum Name: Boat Maintenance
Forum Discription: Discuss maintenance of your Correct Craft
URL: http://www.CorrectCraftFan.com/forum/forum_posts.asp?TID=3239
Printed Date: September-21-2024 at 9:00pm


Topic: Spark Plug Question
Posted By: dans
Subject: Spark Plug Question
Date Posted: March-23-2006 at 7:54pm
What motor takes autolite 25 ? I've got a 82 sn 2001 w/ ford 351 . I put in Autolite 24 plugs gapped at .35 . Previous owner had Autolite 25 plugs gaped at .40 . Please help and tell me what motor takes the autolite 25 . ( just wondering )THANKS ! Dan     P.S. Thanks for help on previous post .       



Replies:
Posted By: martini
Date Posted: March-24-2006 at 9:43am
Autolite 25's are one step "hotter" than the 24's. The previous owner was probably having problems fouling plugs, thus stepping up to a hotter plug to counter any carbon build up. The 25's are for the 351, just a different temperature range than the 24's. You can run 25's with no problem.


Posted By: David F
Date Posted: March-24-2006 at 10:06am
...and if ignition modifications have been made (i.e. electronic, no points) then the PO open the gap a bit to take advantage of the better spark control.



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