need a reccommendation on spark plugs 383 stroker afr 210 heads procharger 15 lbs boost was running tr6 but i heard you cant use them with afr heads let me know thanks mike

 

This has been discussed before.. check here:
http://web.camaross.com/forums/showt...ht=spark+plugs


I just got Autolite 3923's...

latah.

 

I've always preferred NGK plugs. I use the R5671A-10's (.032 gap) on my 374" Turbocharged SBC. We see 25-28psi.

On my old Procharged 355 SBC, we ran R5671A-9's (.035 gap). That worked well with intercooled 19psi.

 

thanks sam