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View Full Version : Spark Plug help

5.0Slut
02-05-2003, 06:57 PM
What plug should I run on my motor.
Vic jr heads 12-1 comp ratio and 200 shot no2
Any help would be nice
stang306
02-10-2003, 06:59 PM
i'd use a ngk-9 maybe even a 10 thats what i run and
haven't had any problems with them. good luck