Valve clearance.
Valve clearance. Valve clearances: Inlet: 0.15mm ± 0.02mm cold. Exhaust: 0.2mm ± 0.02mm cold. Symtoms of excessive valve clearance: Tapping, rattling sound coming from top of engine. Poor performance Symtoms of too tight valve clearance: Poor compression, especially when engine is hot. Rough idle. Poor fuel economy. Burn/damaged valve/valve seat. General notes: As the cam… read more »