Originally Posted by Niz55

So I made the hole on one of the carb inserts to 9mm. I ran the car and it had no low end.

I took another insert and made it to 7.5mm. let me tell you this motor is amazing. I have about 13 tanks through it and started tuning it. Constantly at 220-230 in the parking lot doing high speed runs and never goes above it. The motor is an animal. For $170 you cant beat it.