Well, I run Autolite #104 gap at 39 and the T.A. run just as fine with them all the time. I pass smog with the autolite's with flying color, also there cheap $1.00 a plug at Kargen.
Vinny
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http://community.webtv.net/vinnro/VINNYS1994TRANSAM
His[/url] : 1994 T.A./G.T. NX wet system 100 shot, JBA LT-1 Headers, 40 series Flowmaster with 3in. cutout, Homemade CAI with K%N filter, Ram-Air caught box under driver side spoiler, T/B bypass, 170 stat, IAT relocate, Jamex stb, Global West panhard bar, Ported & Polish LT-1 heads, Eagle #077 Rims, VST shocks, 4 point Street Bar, Black-out rear kit, 4 point Harness, Autolite #104's, Jet Module #1 with Jet Fan Switch.
Daily Driver- 1990 RS 3.1 V-6 LT-1 exhaust system.