jetting help 98

[tofattofly]

have a 98 banshee 64.75 bore stock stroke trail port coolhead 18 cc v-force 4 reeds stock carbs  1400 ft elevation mains now are 280 and pilot is .025 .  dosnt have good throttle response from idle to 1/4 throttle. would the pilot being to small cause this.  it also has t-5s and +4 timing any suggestions would be helpful thanks in advance.

[uman1030]

Absolutely, try jumping up to a 27.5 or 30 and adjust your air/fuel screws. i use 30s myself.  Vf4s are known to like more fuel in the idle circuit.

[sheerider11]

Also 18cc dome? What does that give you comp wise at 1400'?