Transfer Case
| Torque Specifications | ||
|---|---|---|
| Model 18 | Model 18 | |
| Model 20 | Model 20 | |
| Model 300 | Model 300 | |
| Quadra-Trac |
| Model 18 | |||
|---|---|---|---|
| Mainshaft End Play | 0.004 to 0.008 in | ||
| End Play Adjustment Shims | 0.003, 0.010, 0.031 in | ||
| Model 20 | |||
|---|---|---|---|
| Rear Bearing Cap End Play | |||
| 1966 through 1978 | 0.001 to 0.003 in | ||
| 1979 | 0.002 to 0.005 in | ||
| Front Output Shaft End Play | |||
| 1966 through 1978 | 0.001 to 0.003 in | ||
| 1979 | 0.002 to 0.005 in | ||
| Model 300 | |||
|---|---|---|---|
| Input Gear-to-Snap-Ring Clearance | 0.003 in | ||
| Rear Output Shaft End Play | 0.001 to 0.005 in | ||
| Front Output Shaft End Play | 0.001 to 0.005 in | ||
| Torque Specifications | Ft-lb | Nm | |
|---|---|---|---|
| Model 18 | |||
|---|---|---|---|
| Transfer Case-to-transmission Bolts | 28 to 32 | 38 to 43 | |
| Model 20 | |||
|---|---|---|---|
| Transfer Case-to-Transmission Bolts | 28 to 32 | 38 to 43 | |
| Front and Rear Output Shaft Yoke Nuts | |||
| 1966 through 1978 | 225 to 250 | 306 to 340 | |
| 1979 | 90 to 150 | 122 to 203 | |
| Front Output Shaft Rear Bearing Cover-to-Case Bolts | 28 to 32 | 38 to 43 | |
| Intermediate Shaft Lockplate Bolt | 12 to 15 | 17 to 20 | |
| Lower Cover-to-Case Bolts | 12 to 15 | 17 to 20 | |
| Rear Bearing Cap Assembly-to-Case Bolts | 28 to 32 | 38 to 43 | |
| Shift Fork Set Screws | 12 to 15 | 7 to 20 | |
| Shift Rod Housing-to-Case Bolts | 28 to 30 | 28 to 41 | |
| Model 300 | |||
|---|---|---|---|
| Bottom Cover Bolts | 10 to 20 | 14 to 27 | |
| Cover Plate Bolts | 25 to 40 | 34 to 54 | |
| Front and Rear Output Yoke Nuts | 120 to 150 | 163 to 203 | |
| Input Shaft Support Bolts | 7 to 10 | 9 to 14 | |
| Lockplate Bolt | 20 to 25 | 27 to 34 | |
| Front and Rear Bearing Cap Bolts | 35 | 47 | |
| Shift Fork Set Screws | 12 to 18 | 16 to 24 | |
| Quadra-Trac | Ft-lb | Nm | |
|---|---|---|---|
| Transfer Case | |||
| Breather | 6 to 10 | 8 to 14 | |
| Differential End Cap Bolts | 24 to 30 | 33 to 41 | |
| Drain and Fill Plugs | 15 to 25 | 20 to 34 | |
| Output Shaft Nut | 90 to 150 | 122 to 203 | |
| Power Takeoff Cover-to-Transfer Case Bolts | |||
| 3/8 in Bolts | 15 to 25 | 20 to 30 | |
| 5/16 in Bolts | 10 to 20 | 14 to 27 | |
| Speedometer Adapter | 20 to 30 | 27 to 41 | |
| Front Cover-to-Rear Cover Bolts | 15 to 25 | 20 to 34 | |
| Transfer Case-to-Transmission Bolts | 30 to 50 | 41 to 68 | |
| Reduction Unit | |||
| Fill Plug | 15 to 25 | 20 to 34 | |
| Power Takeoff Cover-to-Case Bolts | 15 to 25 | 20 to 34 | |
| Reduction Unit-to-Tranfer Case Bolts | |||
| 3/8 in Bolt | 15 to 25 | 20 to 34 | |
| 5/16 in Bolt | 8 to 10 | 11 to 14 | |
| Shift Lever-to-Shaft Nut | 15 to 25 | 20 to 34 | |