New to predator racing

Spark plug if you use that one be sure to have a new one handy .
Best oil , 100 answers to that .
0-20 is suitable .
 
Here is whats in my kart tool box . 3910x in the engines .
I would use any one of them , all honesty the 64 was pretty good before the 3910x came in play .
your choice
4-autolite 64
3- ngk bpr6es
2-denso Q20r-zu11 -----denso w29es-zu (cold)
one b9es its pretty cold
and a ngk#8 in the snowblower.
a 411 a-j19 flathead plugs
 
AR3911 would be my second choice .Amsoil 4t you don’t have to change it after night racing
 
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