Case 770 EX - Valve Train Components

Engine-Engineandcrankcase
Valvegear
Valvetiminggears
Timinggearbacklash
0.160mm(0.006in)
Idlergearjackshaftdiameter36.975–37.000mm(1.456–1.457in)
IdlergearbushingttedIDafterreaming37.050–37.075mm(1.459–1.460in)
Jackshaftjournalclearanceinbushing0.050–0.100mm(0.002–0.004in)
•
Maxwearclearance
0.150mm(0.006in)
Bushinginterferencetinidlergear0.063–0.140mm(0.002–0.006in)
Liftandpowersteeringpumpdrivegearshaftdiameter36.975–37.000mm(1.456–1.457in)
BushingttedIDafterreaming37.050–37.075mm(1.459–1.460in)
Shaftclearanceinbushing0.050–0.100mm(0.002–0.004in)
Bushinginterferencetinhousing0.063–0.140mm(0.002–0.006in)
Pumpdrivegearthrustwasherthickness
1.450–1.500mm(0.057–0.059in)
Camshaft
CamshaftbushingOD
•
Front
54.875–54.930mm(2.160–2.163in)
•
Intermediate
54.375–54.430mm(2.141–2.143in)
•
Rear
53.875–53.930mm(2.121–2.123in)
Bushinginterferencetinhousing0.070–0.150mm(0.003–0.006in)
CamshaftbushingttedIDafterreaming
•
Front
51.080–51.130mm(0.003–0.006in)
•
Intermediate
50.580–50.630mm(1.991–1.993in)
•
Rear
50.080–50.130mm(1.972–1.974in)
Camshaftjournaldiameter
•
Front
50.970–51.000mm(2.007–2.008in)
•
Intermediate
50.470–50.500mm(1.987–1.988in)
•
Rear
49.970–50.000mm(1.967–1.969in)
Camshaftjournalclearanceinbushing0.080–0.160mm(0.003–0.006in)
Maximumwearclearance
0.200mm(0.008in)
Camshaftendoat(thrustplatetoassociatedseatin
camshaft)
0.070–0.220mm(0.003–0.009in)
Tappets
TappetOD
14.950–14.970mm(0.589–0.589in)
Tappetclearanceinhousingonengineblock
0.030–0.068mm(0.001–0.003in)
Maximumwearclearance
0.150mm(0.006in)
Tappetoversize
0.1000mm(0.0039in)
0.2000mm(0.0079in)
0.3000mm(0.0118in)
4819054426/09/2017
10.1[10.001]/14