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Detroit Diesel Series 92 Torque Specifications

June 9, 2023

Detroit Diesel Series 92 Torque Specifications
Thread Size (in.)
Description
 Torque Specifications
lb-ft N-m
1/4-20
 Standard Torque Specification 7-9 9-12
Screw- Aftercooler Adaptor 8-10 11-14
Bolt-Injector Control Shaft Bracket 10-17 14-23
Bolt-Cam Follower Guide 12-16 16-22
1/4-28
 Standard Torque Specification 9-10 130-163
Screw-Inj. Rack Control Lever 2-3 3-4
5/16-18
 Standard Torque Specification 13-17 18-23
Bolt Oil Pan (Low Pan or in Aluminum Flywheel Housing and Front Cover) 10-20 14-27
Bolt-Blower Drive Assembly Thrust Collar 16-21 22-28
Bolt-Hand Hole Cover (Air Box) 13-21 18-28
Bolt-Oil Pan (Cast) – Hard Gasket 13-21 18-28
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 Vale Bridge Adj. Screw 20-25 27-34
3/8-16
 Standard Torque Specification 30-35 41-47
Bolt-Oil Pan 10-20 14-27
Bolt-Rocker Cover Hold-Down Special 12-point 15-20 20-27
Bolt-Air Inlet Housing to Blower 16-21 22-28
Bolt-Injector Clamp 20-25 27-34
Bolt-Side Angle Blower Mounting 30-35 41-47
Bolt-Camshaft & Seal End Bearing 35-40 47-54
Bolt-Flywheel Housing to Idler Gear and Dummy Hub (Place Type) 40-45 54-61
Bolt-Trunnion to Block 40-45 54-61
3/8-24
 Standard Torque Specification 35-39 47-53
Nut-U Bolt Boost Cooler Clamp Assembly 8-8 11-11
Nut-Fuel Jumper Line O Ring 13-17 18-23
Nut-Fuel Jumper Line – Flared 11-13 15-18
Nut-Flange Mounted Alternator Adaptor 15-20 20-27
Screw-Lock-Cam Inter Bearing Outboard Bearing Split Block 15-20 20-27
Nut-Injector Clamp 20-25 27-34
Nut-Water Manifold 20-25 27-34
Nut-Flywheel Hsg Small Hole Stud 20-25 27-34
Nut-Exhaust Outlet Manifold Flange (Brass) 25-30 27-34
Bolt-Lower Front Cover 25-30 34-41
Bolt & Nuts-Blower Drive Assembly 25-30 34-41
Nut-Plug Blower Drive Assembly and Flywheel Housing Plug Nuts 25-30 34-41
Bolt-Flywheel Housing Small Hole Cover 30-35 41-47
Bolt-Blower Drive Assembly Flex Plat to Hub 40-45 54-61
Bolt-Accessory Drive to Balance Gear (Steel Disc) 45-50 61-68
Bolt-Step-up Gear 50-60 68-81
Bolt-Blower Drive Sprocket to Blower Rotor Gear 45-50 61-68
7/16-14
 Standard Torque Specification 46-50 62-68
Bolt-Tach. Drive Cover 30-35 41-47
Bolt-Flywheel Housing Large Hole Cover 30-35 41-47
Bolt-Blower End Plate 40-45 54-61
Bolt-Crankshaft Outboard Main Bearing Support to Cover 70-75 95-102
7/16-20
 Standard Torque Specification 57-61 77-83
Nut-Connecting Rod 60-70 81-95
Connector-Fuel (Steel Washer) 40-45 54-61
Nut-Water Pump Impeller 45-50 61-68
Bolt-Connecting Rod to Pin Crosshead Piston 55-60 75-81
Nut-Connecting Rod 60-70 81-95
Nut-Exhaust Manifold 30-35 41-47
Bolt-Vibration Damper (8-V92) 75-85 102-115
1/2-13
 Standard Torque Specification 71-75 96-102
Stud-Alum Flywheel Housing W/50DN Alt 20-25 27-34
Bolt-Tach. Drive Cover 30-35 41-47
Bolt-Flywheel Housing Large Hole Cover 30-35 41-47
Bolt-Idler Gear Hub and Dummy Hub 80-90 108-122
Bolt-Rocker Shaft Bracket to Cyl Head 90-100 122-136
Bolt-Flywheel Housing 90-100 122-136
Bolt-Trunnion TOI Block 105-115 142-156
1/2-20
 Standard Torque Specification 83-93 113-126
Bolt-Blower Rotor Gear Retainer for Large Bearing Blower 100-110 136-149
Bolt-Blower Rotor Gear Retainer 55-65 75-88
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-Flywheel 140-150 190-203
Bolt-Damper Hub to Crankshaft 155-165 210-224
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
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 Nut (10SI Alternator) 40-60 54-81
3/4-18 Nut Standard, Dipstick Tube 30-35 41-47
3/4-16
 Standard Torque Specification 290-300 393-407
Nut-Accessory Drive Pulley 120-140 163-190
7/8-14 Standard Torque Specification 475-485 644-658
1-14
 Bolt-Crankshaft End 290-310 393-420
Bolt-Crankshaft End, Large head 450 610
Bolt-Crankshaft End 1 1/2 HEX Head 440-460 597-624
11/16-11 Bolt-Cylinder Head * *
1 1/8-18 Nut-Cam and Balance Shaft 300-325 407-441
1 1/4-12 Front PTO Hub Nut 325-350 441-475
1 7/16-16 Nut-Blower Drive Gear Hub 50-60 68-81
* Tighten all head bolts to 150 lb-ft (204 N-m). Loosen the first bolt in the sequence. Retighten to 100 lb-ft (136 N-m) turn 120 degrees. Move on to the next bolt in the sequence and repeat until all are torque-turned.

Detroit Diesel Series 92 Pipe Plug Torque Specifications
Plug Size (in.)
Description
 Torque Specifications
lb-ft N-m
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

Detroit Diesel Series 92 Stud Torque Specifications
Thread Size (in.)
Description
 Torque Specifications
lb-ft N-m
7/16-20 Stud-Standard 30-35 41-51
1/2-13 Stud-Aluminum Flywheel Housing W/50DN Alternator 20-25 27-36

Parts Catalog for Detroit Diesel 6V92 Non – Turbo

Parts Catalog for Detroit Diesel 6V92 Turbo

Parts Catalog for Detroit Diesel 8V92 Non – Turbo

Parts Catalog for Detroit Diesel 8V92 Turbo

Parts Catalog for Detroit Diesel 12V92 Non – Turbo

Parts Catalog for Detroit Diesel 12V92 Turbo

Parts Catalog for Detroit Diesel 16V92 Non – Turbo

Parts Catalog for Detroit Diesel 16V92 Turbo

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