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Thread: ? gap for ngk tr-55ix iridium
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02-24-2006, 05:10 PM #1
- Join Date
- Jul 2005
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- commerce twp michigan
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- 65
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- 546
? gap for ngk tr-55ix iridium
Need plugs to go with new long tubes and ls6 intake
Stock 99ss m6 looks like tr-55ix (iridium) is this what I want for long term use.? If so what gap. I did the search and gaps range from .050 to.060
which is it (stock heads and cam)
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02-24-2006, 05:11 PM #2
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- Aug 2005
- Location
- Thornton, CO
- Posts
- 23,773
Red Tint Jewelcoat- 2008 Trailblazer SS
The plugs should be gapped at .055" out of the box.
Double check that...and leave them there.2008 Trailblazer SS
Yank PTB3600, Kooks 1 7/8" LT's, 4" intake, E-fans, Magnaflow, Sonnax kit, tranny cooler, tune.
Lowered, HID's, tinted.
1999 Pontiac Trans Am WS.6 #1747 SOLD
531.1 RWHP 481.3 FT/Pounds all motor.
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