
| Engine: | Harbor Freight Predator 224cc, Tillotson 224cc |
|---|---|
| Recommended Class: | Extreme Modified |
| Target (MAX) RPM: | 8500-9000 |
| Spring Pressure (In / Ex): | 36 lbs |
| Valve Lash (In/Ex): | .003" |
| Ignition Timing: | 36 Deg BTDC |
| Intake | Exhaust | |
|---|---|---|
| Open: | 55.20 BTDC | 96.65 BBDC |
| Close: | 95.75 ABDC | 60.70 ATDC |
| Lift: | .334" | .334" |
| C/L: | 108.0 ATDC | 108.0 BTDC |
| DUR @ 50: | 259.75 Deg | 264.70 Deg |