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Unread 06-05-2013, 01:05 PM   #1
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2000 WJ 
Join Date: Nov 2008
Location: southampton, Pa
Posts: 1,104
Tune up questions on new to me YJ

Will be doing a complete tuneup on the 94 wrangler I just bought. What plugs do you all recommend? I have seen ngk plugs listed. I use champions in my grand cherokee.

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Unread 06-05-2013, 01:10 PM   #2
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1989 YJ Wrangler 
Join Date: Nov 2010
Location: Sin City, Nevada
Posts: 2,881
Champion copper. These old engines seem to run better on stock OE plugs.
89YJ 2.5L TBI, AX-5, NP231 SYE, Ford 8.8, Yukon Grizzly, Tom Woods Shaft, 33" BFG T/As, 4" lift, Warn VR10000s.

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