Grand Cherokee 4WD V8-5.7L VIN 2 (2007)
11. Insert air hose (1) into spark plug hole and charge cylinder with air.
NOTE: Tap the top of the valve spring retainer to loosen the spring retainers locks.
12. Compress valve spring with valve spring compressor (3) tool # 9065and remove valve retainer locks.
13. Release spring compressor (3) and remove valve spring.
NOTE: The valve springs are interchangeable between intake and exhaust.
14. Remove valve seal.
