Jeep Workshop Service and Repair Manuals

Valve: Specifications

Dimensional Specifications

Face Angle .................................................................................................................................................................................  45 degrees - 45.5 degrees
Head Diameter:

Intake ...........................................................................................................................................................  48.52 - 48.78 mm (1.9103 - 1.9205 inch)
Exhaust .........................................................................................................................................................  36.87 - 37.13 mm 1.4516 - 1.4618 inch)

Length (Overall):

Intake ..............................................................................................................................................................  113.45 - 114.21 mm (4.4666 - 4.4965)
Exhaust ....................................................................................................................................................  114.92 - 115.68 mm (4.5244 - 4.5543 inch)

Stem Diameter:

Intake ...........................................................................................................................................................  6.931 - 6.957 mm (0.2729 - 0.2739 inch)
Exhaust ........................................................................................................................................................  6.902 - 6.928 mm (0.2717 - 0.2728 inch)

Stem - to - Guide Clearance:

Standard:

Intake .....................................................................................................................................................  0.018 - 0.069 mm (0.0008 - 0.0028 inch)
Exhaust ..................................................................................................................................................  0.047 - 0.098 mm (0.0019 - 0.0039 inch)

Max. Allowable Stem -to- Guide Clearance (Rocking Method):

Intake 0.069 mm ...............................................................................................................................................................................  (0.0028 inch)
Exhaust 0.098 mm ............................................................................................................................................................................  (0.0039 inch)