Bone stock
I went 15.1 @ 91mph with a 2.2 60'
With an intake and shims in the wastegate (10 psi falling to 7) STOCK exhaust/everything else I went 14.33 @ 95 mph with a 2.0 60'
With a 3" exhaust 11 psi I put down 256/285 and went a 13.8 @ 99mph with a 2.0 60'
With better driving a 14 is...
I've never had a problem with the tabs bending back after just straightening them out. No need for a weld behind them imo. This is on several cars, not just one or two.
With that low of miles and not being driven in the winter much if ever you should be ok. If you're worried about it that much...
Talked to my pops (lex mechanic) about it and he was saying they used twin ground electrodes to keep the life standard up (60k or 90k miles plugs.. dont remember). The two I worked on I installed single ones and had no issues. I could of swore they were oem plugs (from toyota) but I guess not.
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