Starter & battery connection's cleaned. Valves adjusted to .005 (which is fine) nothing but oil in the oil.
The spring is to keep the CR closed on low rpms, correct?
Customer can't afford the repair. Says they'll just put a stronger battery on it. Even after explaining about the broken CR fragments probably still lying inside the engine. And the damage they could do.
Repair on the cam. Plus a ton of other stuff. Drive and deck idlers, spindle bearings.