+ Reply to Thread
Page 2 of 2 FirstFirst 1 2
Results 11 to 17 of 17

Thread: NGK tr55. Does this sound right.

  1. #11
    Join Date
    Apr 2008
    Location
    Corbin,Ky
    Posts
    70
    Just ordered some taylor 409 wires from summitt. Part # tay-79205

  2. #12
    Join Date
    Nov 2006
    Location
    Mesquite, TX
    Posts
    4,321
    Quote Originally Posted by murdered_outgmc View Post
    gaped mine at .050 on the 4.8 with cam and tune

    close up the gap down to .40 and the motor will like it better
    2006 silverado SS....Clifford Jr...turbo coming soon
    1970 Chevelle ly6 swap....d1 coming soon

  3. #13
    Join Date
    Sep 2007
    Location
    H-Town
    Posts
    212
    Yeah, they work great. Ran them on my 6.0 gapped at .40.
    ________________________
    2006 2500HD, RCLB, 4X4
    6.0, 4L80e, 14 bolt

  4. #14
    Join Date
    Jun 2007
    Location
    saratoga springs ,new york {upstate ,adirondacks }
    Posts
    1,878
    .35 out of the box usually.i recheck em at 35 but i guess .40 wont hurt ya .im also boosted tho.
    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 .

  5. #15
    Join Date
    Nov 2006
    Location
    Mesquite, TX
    Posts
    4,321
    boosted you might want to close it down a little more to around .30-.32
    2006 silverado SS....Clifford Jr...turbo coming soon
    1970 Chevelle ly6 swap....d1 coming soon

  6. #16
    Join Date
    Nov 2003
    Location
    Denton Texas
    Posts
    20,540
    You guys scare me with your 5/16 - 3/8" gaps. .035 FTW!
    See my truck data in the "My Garage" section here... http://www.ls1truck.com/forums/my-ga...tml#post191709

  7. #17
    Join Date
    Aug 2008
    Location
    North Texas
    Posts
    12,078
    LOL Greg you know some 90's stock gaps are more than 9/16"....

+ Reply to Thread

Posting Permissions

  • You may not post new threads
  • You may not post replies
  • You may not post attachments
  • You may not edit your posts