| Series V 71 Torque Specifications |
| Thread
Size (in.) |
Class & Application |
Torque Specifications |
| lb-ft |
N-m |
| 1 1/8-18 |
Nut-Cam and Balance
Shaft |
300-325 |
407-441 |
| 1/4-18 |
NPTF
Dipstick Adaptor used with Airbox Drain Banjo |
38-42 |
52-57 |
| 1/4-20 |
Standard
Torque Specification |
7-9 |
9-12 |
| Bolt-Injector Control Shaft Bracket |
10-17 |
14-23 |
| Bolt-Cam Follower Guide |
12-16 |
16-22 |
| 1/4-28 |
Standard
Torque Specification |
8-10 |
11-14 |
| Screw Inj. Rack Control Lever |
2-3 |
3-4 |
| 5/16-18 |
Standard
Torque Specification |
13-17 |
18-23 |
| Bolt Blower Drive Assembly Thrust Collar |
16-2 |
22-28 |
| Bolt-Hand Hole Cover (Air Box) |
13-21 |
18-28 |
| Bolt-Oil Pan (Cast) - Hard Gasket |
13-21 |
18-28 |
| Bolt-Oil Pan (Low Pan or in Aluminum Flywheel
Housing and Front Cover) |
10-12 |
14-16 |
| 5/16-24 |
Standard
Torque Specification |
15-19 |
20-26 |
| Nut-Lock Push Rod |
15-19 |
20-26 |
| Bolt-Blower Drive Plat to Gear |
25-30 |
34-41 |
| Bolt-Blower Drive Coupling Rotor Gear |
20-25 |
27-34 |
| Nut-Lock Valve Bridge Adj. Screw |
20-25 |
27-34 |
| 3/8-16 |
Standard
Torque Specification |
30-35 |
41-47 |
| Bolt-Camshaft & Seal End Bearing |
35-40 |
47-54 |
| Bolt-Air Inlet Housing to Blower |
16-21 |
22-28 |
| Bolt-Trunnion to Block |
40-45 |
54-61 |
| Bolt-Rocker Cover Hold-Down Special 12-Point |
15-20 |
20-27 |
| Bolt-side Angle Blower Mounting |
30-35 |
41-47 |
| Bolt-Injector Clamp |
20-25 |
27-34 |
| Bolt-Oil Pan |
10-20 |
14-27 |
| 3/8-24 |
Standard
Torque Specification |
35-39 |
47-53 |
| Bolt-Flywheel Housing Small Hole Cover |
30-35 |
41-47 |
| Bolt-Accessory Drive to Balance Gear (Steel Disc) |
45-50 |
61-68 |
| Bolt-Blower Drive Sprocket to Blower Rotor Gear |
45-50 |
61-68 |
| Screw-Lock-Cam Inter Bearing |
15-20 |
20-27 |
| Bolt-Lower Front Cover |
25-30 |
34-41 |
| Nut-Water Manifold |
20-25 |
27-34 |
| Bolt-Blower Drive Assembly Flex Plate to Hub |
40-45 |
54-61 |
| Bolt & Nuts-Blower Drive Assembly Attaching
Nuts and Bolts |
25-30 |
34-41 |
| Nut-Flywheel Housing Small Hole Stud |
20-25 |
27-34 |
| Nut-Exhaust Outlet Manifold Flange (Brass) |
20-25 |
27-34 |
| Nut-Plug Blower Drive Assembly and Flywheel Housing
Plug Nuts |
25-30 |
34-41 |
| Nut-Flange Mounted Alternator Adaptor |
15-20 |
20-27 |
| Nut-Fuel Jumper Line- O Ring |
13-17 |
18-23 |
| Nut-Fuel Jumper Line - Flared |
11-13 |
15-18 |
| Nut-Injector Clamp |
20-25 |
27-34 |
| 7/16-14 |
Standard
Torque Specification |
46-50 |
62-68 |
| Bolt-Tach. Drive Cover |
30-35 |
41-47 |
| Bolt-Crankshaft Outboard Main Bearing |
70-75 |
95-102 |
| Bolt-Flywheel Housing Large Hole Cover |
30-35 |
41-47 |
| Bolt-Blower End Plate |
40-45 |
54-61 |
| 7/16-20 |
Standard
Torque Specification |
57-61 |
77-83 |
| Connector-Fuel (Steel Washer) |
40-45 |
54-61 |
| Nut-Exhaust Manifold |
30-35 |
41-47 |
| Nut-Connecting Rod |
60-70 |
81-95 |
| Nut-Water Pump Impeller |
45-50 |
61-68 |
| Aluminum Flywheel Housing & Front Cover |
10-20 |
14-27 |
| Nut-Connecting Rod |
60-70 |
81-95 |
| Bolt-Connecting Rod to Pin |
55-60 |
75-81 |
| 1/2-13 |
Standard
Torque Specification |
71-75 |
96-102 |
| Bolt-Flywheel Housing |
90-100 |
122-136 |
| Bolt-Idler Gear Hub and Dummy Hub |
80-90 |
108-122 |
| Bolt-Tach. Drive Cover |
35-35 |
47-47 |
| Bolt-Idler Gear Hub and Dummy Hub (Military 8-V71 T) |
105-115 |
142-156 |
| Bolt-Flywheel Housing Large Hole Cover |
30-35 |
41-47 |
| Bolt-Trunnion TOI Block |
105-115 |
142-156 |
| Bolt-Rocker Shaft Bracket to Cyl Head |
90-100 |
122-136 |
| 1/2-20 |
Standard
Torque Specification |
83-93 |
113-126 |
| Bolt-Blower Rotor Gear Retainer |
100-110 |
136-149 |
| Bolt-Fuel Pump Drive |
55-65 |
75-88 |
| 9/16-12 |
Standard
Torque Specification |
90-100 |
122-136 |
| 9/16-18 |
Standard
Torque Specification |
107-117 |
145-159 |
| Bolt-Cam Gear R.B. (300M) Crankshaft |
180-190 |
244-258 |
| Bolt-Flywheel |
180-190 |
244-258 |
| 5/8-11 |
Standard
Torque Specification |
137-147 |
186-199 |
| Bolt-Starter to Aluminum Flywheel Housing |
95-105 |
129-142 |
| Bolt-Main Bearing (Boring) |
165-175 |
224-237 |
| Bolt-Main Bearing (Assembly) |
180-190 |
244-258 |
| Bolt-Cylinder Head |
190-200 |
258-271 |
| 5/8-18 |
Standard
Torque Specification |
168-178 |
228-241 |
| Bolt-Lube Oil Filter Center |
50-60 |
68-81 |
| Bolt-Crankshaft Flange |
130-140 |
176-190 |
| Nut-Alternator Pulley |
70-80 |
95-108 |
| Nut-Special Self Locking, for 10SI Alternator |
40-60 |
54-81 |
| Nut-Cylinder Head |
190-200 |
258-271 |
| 3/4-16 |
Standard
Torque Specification |
290-300 |
393-407 |
| Nut-Accessory Drive Pulley |
120-140 |
163-190 |
| 3/4-18 |
Nut-Standard,
Dipstick Tube |
30-35 |
41-47 |
| 7/8-14 |
Standard
Torque Specification |
475-485 |
644-658 |
| 1-14 |
Bolt
Crankshaft End- 1 5/16 Hex Head |
290-310 |
393-420 |
| 1-1/2 |
Bolt Crankshaft End |
440-460 |
597-624 |
| 1
7/16-16 |
Nut-Blower
Drive Gear Hub |
50-60 |
68-81 |
|
|
|
|
| Series
V 71 Pipe Plug |
| Plug
Size (in.) |
Characteristic |
Torque Specifications |
| lb-ft |
N-m |
| 1/8-27 |
Plug-Pipe (3/4 Taper) |
10-12 |
14-16 |
| 1/4-18 |
Plug-Pipe
(3/4 Taper) |
14-16 |
19-22 |
| 1/4-18 |
Plug-Pipe
(7/8 Taper) |
14-16 |
19-22 |
| 3/8-18 |
Plug-Pipe
(3/4 Taper) |
18-22 |
24-30 |
| 3/8-18 |
Plug-Pipe
(7/8 Taper) |
18-22 |
24-30 |
| 1/2-14 |
Plug-Pipe
(3/4 Taper) |
23-27 |
31-37 |
| 1/2-14 |
Plug-Pipe
(7/8 Taper) |
23-27 |
31-37 |
| 3/4-14 |
Plug-Pipe
(3/4 Taper) |
33-37 |
45-50 |
| 3/4-14 |
Plug-Pipe
(7/8 Taper) |
33-37 |
45-50 |
| 1-11
1/2 |
Plug-Pipe
(3/4 Taper) |
75-85 |
102-115 |
| 1-11
1/2 |
Plug-Pipe
(7/8 Taper) |
75-85 |
102-115 |
| 1
1/4-11 1/2 |
Plug-Pipe
(3/4 Taper) |
95-105 |
129-142 |
| 1
1/2-11 1/2 |
Plug-Pipe
(3/4 Taper) |
110-130 |
149-176 |
| 1
1/2-11 1/2 |
Plug-Pipe
(7/8 Taper) |
110-130 |
149-176 |
| 1/2-20 |
Plug-Fuel
Pump Relief Valve |
18-22 |
24-30 |
| 1
1/4-16 |
Plug-Oil
Filter Bypass valve |
95-105 |
129-142 |
| 1
1/2-6 |
Plug-Oil
Filter Bypass valve |
110-130 |
149-176 |
|
|
|
|
| Series
V 71 Stud |
| Thread
Size (in.) |
Class & Application |
Torque Specifications |
| lb-ft |
N-m |
| 7/16-20 |
Stud-Standard |
30-35 |
41-47 |
| 1/2-13 |
Stud-Aluminum
Flywheel Housing W/50DN Alternator |
20-25 |
27-34 |
|
|
|
|