i've been out a long time, 4 cyl ford 2.5 long rod big valve motor. MSD if it matters,.. what plug ???
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i've been out a long time, 4 cyl ford 2.5 long rod big valve motor. MSD if it matters,.. what plug ???
Champion RS9YC
An old mechanic once told me this. If you doing a tune up on a dodge, use the champion plug that dodge selected for that engine, but for any other engine, use something other than a champion plug. I really like ngk plugs in ANY race engine.
Brisk GR14S