Valve Spring
- Measure the valve spring free height. If the measured value exceeds the limit, replace with a new spring.
Standard value: 52.20 mm (2.055 inches)
Limit: 51.20 mm (2.016 inches)
- Measure the valve spring out-of-squareness. If the measured value exceeds the limit, replace with a new spring.
Standard value: 2° or less
Limit: 4°