Trooper LS V6-3.5L (1998)
5. Use J-8062 valve spring compressor and J-42898 valve spring compressor adapter to remove split collar.
6. Remove valve spring.
7. Remove valve.
8. Remove oil controller and spring lower seat.
9. Remove the valve guide using the J-42899 valve guide replacer.
INSPECTION AND REPAIR
Valve Spring
CAUTION: Visually inspect the valve springs and replace them if damage or abnormal wear is evident.
1. Measure the free height of the springs. The springs must be replaced if the free height is below the specified limit.
Standard: 44.6 mm (1.7559 inch)
Limit: 43.6 mm (1.7165 inch)
2. Measure the valve spring squareness with a steel square and replace the valve springs if the measured value exceeds the specified limit.
