Jeep Workshop Service and Repair Manuals

Valve: Specifications

VALVES

Length (Tip-to-Gauge Dimension Line)

Intake .........................................................................................................................................................  122.479 - 122.860 mm (4.822 - 4.837 in.)
Exhaust ......................................................................................................................................................  122.860 - 123.241 mm (4.837 - 4.852 in.)

Valve Stem Diameter ...............................................................................................................................................  7.899 - 7.925 mm (0.311 - 0.312 in.)
Stem-to-Guide Clearance .........................................................................................................................................  0.025 - 0.076 mm (0.001 - 0.003 in.)
Valve Head Diameter

Intake .............................................................................................................................................................  48.387 - 48.641 mm (1.905 - 1.915 in.)
Exhaust ..........................................................................................................................................................  37.973 - 38.227 mm (1.495 - 1.505 in.)

Valve Face Angle

Intake ......................................................................................................................................................................................................................  45°
Exhaust ...................................................................................................................................................................................................................  45°

Tip Refinishing (Max. Allowable) ......................................................................................................................................................  0.25 mm (0.010 in.)