Breakin Fuel 5%
1. Use plug 5 (.12 engine) or plug 6(.21 engine)
2. Use standard head shim ie .12 engine .3mm.
3. Run rich with some Throttle for the first tank on a starter box
4. recommend temp 90C first tank, then 95 to 100 for 1 litre running on track
5. Always check compression when the engine is still hot.
25% Nitro racing fuel (air temp 20 to 25C)
1. Use plug 7 for .12 or .21 engine(plug 8 if temp over 35C)
2. Add at least 0.1mm or .2mm for .12 engine. .21 engine can use standard shim comes with the engine.
3. Running Temp 120 for .12. If clutch set up very well, can run 130C or air temp over 30C
4. Runnign Temp 100 for .21. If clutch set up very well, can run 115C or air Temp over 30C