Spark plugs in watercooled R's

[crackshot]

What heat range and brand you guys runnin' in waterpumper R's?

[nate b]

br9es.........

[Kintore]

NGK BR8ES is what I run.

[TtownJoeShow]

NGK BR8ES here too

[Pete]

I run a B8EV

[Billy Golightly]

B8ES in every pinger I own.

[Fox250R]

on real hot days ill run a 9 but on cold or normal days i run the 8..

[AZ250R]

The BR9EG or even better BR9EVs will last ya longer IMO. I've been run'n a 9EG for a whole year so far without fouling! :beer

[TtownJoeShow]

iridium BR9IX (something like that) or 8, but use them rarely cause they cost $19.95 ca for one or two!!!! cant remember, its been a while lol
My airfooler likes RN2C Champions