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Thread: spark plug gap

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  1. #1
    Join Date
    Jun 2007
    Location
    maine
    Posts
    1,458

    spark plug gap

    hey all im running the TR55 plugs in my truck and im rechecking all my gaps and such as the truck is running funny. granted its off tune from the long tubes but regardless. whats everyone gapping their plugs at??
    09 CREWCAB LTZ SILVERADO, 6.2, SIX SPEED, CAI,

  2. #2
    Join Date
    Jun 2007
    Location
    saratoga springs ,new york {upstate ,adirondacks }
    Posts
    1,878
    .35 for most .but ive seen people say anywere from 28 to 35.35 seems to be the most common.
    mods:2004 sierra ext sb,20s ,big brake kit w,hawk pads,air bagged,2006 6.0 lq4 swap,vortec supercharged10psi, air to water intercooled w/ dual electric fans on it ,snow meth injection kit,60lbers, e-fans ,big radiator swap ,cam 218 /222 548/550 comp .hardened prs .1.85 comp roller rockers ,guideplates ,crane double springs,trans 4l65e built .pacesetter l/ts true duals w/x pipe and magnaflows,14 bolt rearend swap ,3.73s,aroemotive fuel pump system w/elec.fuel controller and bypass regulator a/n fittings, taylor 10.5s interceptor gauge,aem w/b a/f ,autometer boost/vac NELSON 93 OCTANE TUNED .

  3. #3
    Join Date
    Nov 2007
    Location
    Pittsburgh, PA
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    3,581
    stock i think is .060 i run .035
    2002 Lightning - GT headed 5.5Litre w/ Twin 7665s
    2002 Silverado - 427Lsx w/ Twin gt4202s
    2010 Silverado crewcab Z71 - 5.3litre w/ procharger
    2000 Wrangler - 5.3litre with some stance
    2014 Xsport- 3.5 Eco boost
    412 Motorsports

    it ain't that I'm too big to listen to the rumors, It's just that I'm too damn big to pay attention to 'em..That's the difference

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