do they help?? I install them while we did the cam swap cause the mechanic had a set of them in his shop and I bought them from him.. he told me they will help...
Printable View
do they help?? I install them while we did the cam swap cause the mechanic had a set of them in his shop and I bought them from him.. he told me they will help...
to be onest i have the ngk tr55 ix in my truck got about 20,000 on them not really happy with them should put the platuim ac delco back in or the regular tr 55
The ACD's are not platinum any more..they're iridium. ACD 41-985 FT(N/A)W.