It's 60 hey man if your going to get the regular spark plug dont get it im telling from exp-get the ngk g series which there about $2.99 at autozone or summit or at there website.You will get more power fuel econ-and no misfire.I have a 2001 gmc sierra 4x4 1500 5.3lt 323ci i have a hypertech max energy tuner and mann i love programmer,MSD super conducter spark plug wires NGK plugs you should do the same trust me!!!!!!! if you need help on tuner email me at raider5634@aol.com
The gap for spark plugs in a 96 GMC sierra is .60
What is the spark plug gap for a 2006 GMC Sierra 2500 , 6.0 L
The 1996 GMC Sierra six-cylinder spark plug gap, is .009. Most spark plugs are pre-gapped by the spark plug manufacturer.
.40
Spark plug gap should be .060
.035
I have a 1998 GMC 1500 sierra 5.7 350 4x4 and it is 0.060
The spark plug gap is .035".
plug =ACCR43TS 1995 SIERRA 5.7L V8. PLUG GAP= 0.90MM OR 0.035 INCH.
Purchase a Hanes Manual on the 99-02 GMC sierra, & Chevy Silverado they average 17 bucks at your local Parts Dealer. that should tell you how to do all sorts of maintanance on your GMC.
SPARK PLUG GAP2006 GMC Truck Sierra 1500 2WD 5.3L SFI HO 8cylThe Spark Plug Gap.040 (In thousandths of an inch)
15 st.