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SparkPlugs in a 4x4
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02-03-2009, 02:34 PM
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snj8198
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Join Date: Feb 2007
Location: Star Valley, WY
Posts: 2,038
Re: SparkPlugs in a 4x4
what heads are you running?
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Steve
1971 GMC Longbox. Full Roller Stroker 489 w/ FiTech EFI, Chris Straub Cam/NV4500/205/D60/14B w. Grizzly Locker and 4.11's. 2" Lift on 33's
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