Spark plugs and spark plug gap

[Camwinning]

Hey guys new to the forums here I drive an imported 1990 fairlady 300zx and I have been building it for about half a year I got the boost to 13 psi and I just orderd these spark plugs anyone know the gap I should use the spark plugs are brisk perfomance spark plugs that replace the NGK PFR6B-11B - w/ 360-degree electrode TGIBAGQ497

[abazz009]

those are expensive normal ones are still available on like z1 and czp. but gap on a TT is .035

[Ace2cool]

Stick with the stock NGK unless you're going super big power. Even then, most big builds are still using the 11B's.