Harsh Engagements With Warm Engine

HARSH ENGAGEMENTS W/WARM ENGINE
1. Improper fluid level.
2. Incorrectly adjusted, disconnected, sticking, or damaged throttle linkage.
3. Throttle linkage return spring disconnected.
4. Incorrectly adjusted engine idle.
5. Valve body bolts improperly torqued.
6. Valve body dirty or valves sticking.