- Local time
- 5:53 AM
- User ID
- 27421
- Joined
- Sep 7, 2023
- Messages
- 46
- Reaction score
- 43
- Location
- Athens, GA
Stock coil is 9.5KAs long as you can get 11,000rpm out of a 3120, I wouldn't swap the coil. Much above 10,000rpm and you might as well use a 90cc.