Asking your thoughts on going from 20cc domes to 18cc domes. Also going from 30mm carbs to 35mm pwks. How much H.P. do you think these will add.
Cheetah cub cylinders
pro design cool head
20cc domes
+5 timing
shearer inframe pipes
30mm carbs w/ k&n filters
Iridium spark plugs
70 H.P. looking for more