BigRich954RR

iTrader: (1)

motor is a 9.8 to 1 427 with trickflow 245 heads going to be running around but under 10 psi of boost what plugs then moving to 16psi and up what plugs ?

Fuel will be pump 93 with meth or 50/50 pump 93 /C16 or C12 with meth too

Jimmy P

iTrader: (177)

I would say the equivalent of a TR8.

cablebandit

iTrader: (37)

i am running r5672a-8 (also has a part number of 7173)....408...10.3 c/r 12psi runs fine in the winter/summer on the street with 93 octane as well. i use c-16 at the track

cbrrmike

iTrader: (10)

hmm guess my tr-6's wont be cold enough for ya rich...... should work for getting it together though

HUNTER02SS

iTrader: (24)

I use AR3934. Whatever you use, make sure it's a Non-Projected Tip sparkplug.

cablebandit

iTrader: (37)

lol Chris mine are projected tip