X12 6.5 gearing / B44

[Chequered Flag Racing]

indoors which pinion / spur with standard timing would you run?

[Mike Hudson]

I used to run mine on standard spur (84t) with 22/23t pinion depending on the track

[coolcars782]

Originally Posted by Mike Hudson

I used to run mine on standard spur (84t) with 22/23t pinion depending on the track

i thought standard spur was 81

[Mike Hudson]

Originally Posted by coolcars782

i thought standard spur was 81

Nope 81t is standard on the B4. B44 is 84t

[coolcars782]

my bad, i misread the title

[COFFIN DODGER]

Indoors I run 21 or 22 teeth pinion with 84 spur. I worry about motor temperature going any higher.