1970 Dodge Challenger Torque Specs
These numbers will work for Plymouth Cuda too. Content is from the 1970 Dodge Dart/Challenger Service Manual 81.270.0260. Page references from the Service Manual are included in each Subsystem listing unless noted otherwise. Last revision date for this list: 2/25/20 Thank you to Warren Hoy for doing the work to put this together.
| Torque Spec | ||||
| SUBSYSTEM | Ft-lbs | In-lbs | ||
| Front Suspension (Section 2, Page 14) | ||||
| Ball Joint – Upper | 125 (min) | |||
| Ball Joint Nut – Upper | 85 | |||
| Ball Joint Nut – Lower | 100 | |||
| Control Arm Pivot Shaft Nut | 145 | |||
| Control Arm Rebound Bumper | 200 | |||
| Crossmember [K-Member] Bolts | 150 | |||
| Engine Mounting Bolts | 85 | |||
| Idler Arm Bolt Nut | 65 | |||
| Front Shock Absorbers – Lower | 50 | |||
| Front Shock Absorbers – Upper | 25 | |||
| Steering Gear Mounting Bolts | 80 | |||
| Steering Knuckle Bolts – Lower | 120 | |||
| Steering Knuckle Bolts – Upper | 55 | |||
| Steering (Pitman) arm – manual steering (section 19, page 44) | 120 | |||
| Steering (Pitman) arm -power steering (section 19, page 45) | 175 | |||
| Strut Nuts – Front | 52 | |||
| Strut Nuts – Rear | 105 | |||
| Sway Bar Frame Bracket Retainer Bolts [only reference was for Dart] | 200 | |||
| Sway Bar End Link Insulator Retainer Bolt Nuts | 100 | |||
| Tie Rod End Sleeve Clamp Bolt Nut | 115 | |||
| Tie Rod End Stud Nuts | 40 | |||
| Wheel Nuts [Lug Nuts] | 65 | |||
| Bearing Nut Torque while wheel spinning (Sect 22, Page 11) | 90 | |||
| Rear Axle (Section 3, Page 53) * | ||||
| 7-1/4″ Axle | ||||
| Differential Bearing Cap Bolts | 40 | |||
| Ring Gear to Differential Case Bolts (left hand thread) | 55 | |||
| Drive Pinion Flange Nut | 240 (min) | |||
| Carrier Cover Bolts | 20 | |||
| Axle Shaft Retainer Nuts | 35 | |||
| Propeller Shaft Bolts (Rear) | 15 | |||
| Spring Clip (“U” Bolt) Nuts | 40 (max) | |||
| Wheel Stud Nuts | 55 | |||
| Shock Absorber Stud Nuts (Lower) | 50 | |||
| Pinion Bumper [“Snubber”] Plate Screw (from Section 16, Page 8) | 150 | |||
| 8-3/4″ Axle | ||||
| Differential Bearing Cap Bolts | 90 | |||
| Ring Gear to Differential Case Bolts (left hand thread) | 55 | |||
| Drive Pinion Flange Nut (Small Stem or Large Stem Step Pinions) | 240 (min) | |||
| Drive Pinion Flange Nut (Large Stem Tapered) | 170 (min) | |||
| Carrier to Axle Housing Bolt Nuts | 45 | |||
| Axle Shaft Retainer Nuts | 35 | |||
| Propeller Shaft Bolts (Rear) | 15 | |||
| Spring Clip (“U” Bolt) Nuts | 45 | |||
| Wheel Stud Nuts | 65 | |||
| Shock Absorber Stud Nuts (Lower) | 50 | |||
| Pinion Bumper [“Snubber”] Plate Screw (from Section 16, Page 8) | 200 | |||
| 9-3/4″ Axle | ||||
| Differential Bearing Cap Bolts | 70-90 | |||
| Differential Case Half Retaining Bolts | 35-45 | |||
| Ring Gear to Differential Case Bolts (left hand thread) | 100-120 | |||
| Drive Pinion Flange Nut | 250-270 | |||
| Carrier Cover Bolts | 15-25 | |||
| Axle Shaft Retainer Nuts | 30-35 | |||
| Propeller Shaft Bolts (Rear) | 170-200 | |||
| Spring Clip (“U” Bolt) Nuts | 45 | |||
| Wheel Stud Nuts | 65 | |||
| Shock Absorber Stud Nuts (Lower) | 50 | |||
| * Note: additional related values listed under “Rear Suspension” section on page 9 | ||||
| Power Brakes (Section 5, Pages 56 & 57) | ||||
| Pedal Link to Pedal Bolt | 30 | |||
| Master Cylinder Mounting Nuts | 100 | |||
| Power Brake Unit to Dash [Firewall] Nuts | 150 | |||
| Caliper Mounting Bolts | 50-80 | |||
| Caliper Assembly Bridge Bolts | 70-80 | |||
| Disc Splash Shield Bolts | 17 | |||
| Caliper Bleeder Screw | 100 | |||
| Shoe Clips (retainers) | 7-9 | |||
| Brake Tube Fitting Nuts to Proportioning Valve | 90-100 | |||
| Wheel Assembly to Front Wheel Hub and Disc Assembly Nuts | 55 | |||
| Clutch (Section 6, Page 11) | ||||
| Clutch Cover to Flywheel (5/16″ bolt) | 200 | |||
| Clutch Cover to Flywheel (3/8″ bolt) | 30 | |||
| Clutch Fork Pivot Bolts | 200 | |||
| Clutch Housing to Engine Bolts (3/8″ bolt) | 30 | |||
| Clutch Housing to Engine Bolts (7/16″ bolt) | 50 | |||
| Clutch Housing Pan Bolts | 200 | |||
| Flywheel Bolts (except 426 Hemi) | 55 | |||
| Flywheel Bolts (426 Hemi) | 70 | |||
| Torque Shaft Ball Stud | 40 | |||
| Torque Shaft Ball Stud Nut | 40 | |||
| Torque Shaft Ball Stud Bracket Bolts | 200 | |||
| Transmission to Clutch Housing Bolts | 50 | |||
| Cooling (Section 7, Page 12) | ||||
| Water Pump Bolts | 30 | |||
| Fan Attaching Bolts | 15-18 | |||
| Thermostat Housing Bolts | 30 | |||
| Shroud Mounting Bolts (8-32 thread) | 12 | |||
| Shroud Mounting Bolts (1/4-20 thread) | 75 | |||
| Radiator Mounting Bolts | 95 | |||
| Radiator Drain Cock | 150 | |||
| Oil Cooler Fittings – To Radiator | 110 | |||
| Oil Cooler Lines to Fittings | 85 | |||
| Oil Cooler Lines to Auxiliary Cooler | 85 | |||
| Oil Cooler lines to Connector | 50 | |||
| Engine – 170-198-225 cu in (Section 9, Pages 102-103) | ||||
| Connecting Rod Nut | 45 | |||
| Cylinder Head Bolt | 65 | |||
| Main Bearing Cap Bolt | 85 | |||
| Spark Plug | 30 | |||
| Camshaft Lockbolt | 35 | |||
| Carburetor to Manifold Nut | 200 | |||
| Chain Case Cover Bolt | 200 | |||
| Torque Converter Housing Bolt | 30 | |||
| Converter Brace to Aluminum Housing | 40 | |||
| Converter Brace to Engine Block | 30 | |||
| Clutch Housing Bolt | 30 | |||
| Crankshaft Rear Bearing Seal Retainer | 30 | |||
| Cylinder Head Cover Bolt | 40 | |||
| Distributor Clamp Bolt | 200 | |||
| Engine Front Mounting to Frame Nut | 85 | |||
| Engine Front Mounting to Block Nut | 45 | |||
| Engine Rear Mount Bolts (7/16-14) | 35 | |||
| Exhaust Manifold Nut | 10 | |||
| Exhaust Pipe Flange Nut | 35 | |||
| Exhaust Pipe Clamp Bolt | 20 | |||
| Exhaust Pipe Support Clamp Bolt | 20 | |||
| Fan Attaching Bolt [appears to apply to fan clutch too] | 200 | |||
| Flywheel to Crankshaft | 55 | |||
| Flex Plate to Crankshaft | 55 | |||
| Flex Plate to Converter | 270 | |||
| Flywheel Housing to Cylinder Block | 50 | |||
| Flywheel Housing Cover | 7 | |||
| Fuel Pump Attaching Bolt | 30 | |||
| Alternator Bracket Bolt | 30 | |||
| Alternator Mounting Bolt | 200 | |||
| Alternator Adjusting Strap Bolt | 15 | |||
| Alternator Adjusting Strap Mounting Bolt | 30 | |||
| Intake to Exhaust Manifold Bolt | 240 | |||
| Oil Pan Drain Plug | 20 | |||
| Oil Pan Screws | 200 | |||
| Oil Pump Cover Bolt | 95 | |||
| Oil Pump Attaching Bolt | 200 | |||
| Oil Filter Attaching Stud | 10 | |||
| Oil Pressure Gauge Sending Unit | 60 | |||
| Rocker Shaft Bracket Bolt | 25 | |||
| Starter Mounting Bolt | 50 | |||
| Spark Plug | 30 | |||
| Temperature Gauge Sending Unit | 180 | |||
| Water Pump to Housing Bolt | 30 | |||
| Engine – 318 & 340 cu in (Section 9, Page 103) | ||||
| Connecting Rod Nut – Plain | 45 | |||
| Cylinder Head Bolt (318 cu in) | 85 | |||
| Cylinder Head Bolt (340 cu in) | 95 | |||
| Main Bearing Cap | 85 | |||
| Camshaft Lockbolt | 35 | |||
| Camshaft Thrust Plate | 210 | |||
| Chain Case Cover (Cast) | 35 | |||
| Clutch Housing Bolt | 30 | |||
| Clutch Housing Vent Hole | 100 | |||
| Clutch Housing Pan Drain Plug | 35 | |||
| Crankshaft Bolt [Vibration Damper] | 135 | |||
| Cylinder Head Cover | 40 | |||
| Flywheel to Crankshaft | 55 | |||
| Flex Plate to Crankshaft | 55 | |||
| Flex Plate to Converter | 270 | |||
| Flywheel Housing to Cylinder Block | 50 | |||
| Flywheel Housing Cover | 100 | |||
| Intake Manifold | 35 | |||
| Oil Pan Drain Plug | 20 | |||
| Oil Pan Screws | 200 | |||
| Oil Pump Cover Bolt | 95 | |||
| Oil Pump Attaching Bolt | 35 | |||
| Rocker Shaft Bracket Bolt | 25 | |||
| Spark Plug | 30 | |||
| Vibration Damper Pulley Bolts | 200 | |||
| Water Pump | 30 | |||
| Exhaust Pipe Flange Nut (318 cu in) | 24 | |||
| Exhaust Pipe Flange Nut (340 cu in) | 50 | |||
| Engine – 383 & 440 cu in (Section 9, Pages 103-104) | ||||
| Connecting Rod Nut – Plain | 45 | |||
| Cylinder Head Bolt | 70 | |||
| Main Bearing Cap | 85 | |||
| Spark Plug | 30 | |||
| Camshaft Lockbolt | 35 | |||
| Carburetor to Manifold Nut | 200 | |||
| Chain Case Cover Bolt | 200 | |||
| Torque Converter Housing Bolt | 30 | |||
| Clutch Housing Bolt | 30 | |||
| Crankshaft Rear Bearing Seal Retainer | 25 | |||
| Crankshaft Bolt [Vibration Damper] | 135 | |||
| Cylinder Head Cover Stud and Nut | 40 | |||
| Distributor Clamp Bolt | 200 | |||
| Exhaust Manifold Nut | 30 | |||
| Exhaust Pipe Flange Nut | 50 | |||
| Exhaust Pipe Clamp Bolt | 20 | |||
| Exhaust Pipe Support Clamp Bolt | 20 | |||
| Fan Attaching Bolt [appears to apply to fan clutch too] | 15-18 | |||
| Flywheel to Crankshaft | 55 | |||
| Flex Plate to Crankshaft | 55 | |||
| Flex Plate to Converter | 270 | |||
| Fan Belt Idler Pulley Nut | 45 | |||
| Fan Belt Idler Pulley Bracket Bolt | 30 | |||
| Flywheel Housing to Cylinder Block | 50 | |||
| Flywheel Housing Cover | 7 | |||
| Fuel Pump Attaching Bolt | 30 | |||
| Alternator Mounting Bolt | 30 | |||
| Alternator Adjusting Strap Bolt | 200 | |||
| Alternator Adjusting Strap Mounting Bolt | 30 | |||
| Intake Manifold Bolt | 40 | |||
| Oil Pan Drain Plug | 20 | |||
| Oil Pan Screws | 200 | |||
| Oil Pump Cover Bolt | 10 | |||
| Oil Pump Attaching Bolt | 30 | |||
| Rocker Shaft Bracket Bolt | 25 | |||
| Starter Mounting Bolt | 50 | |||
| Vibration Damper Pulley Bolt | 200 | |||
| Valve Tappet Cover End Bolt | 9 | |||
| Water Pump to Housing Bolt | 30 | |||
| Water Pump Housing to Cylinder Block Bolt | 30 | |||
| A/C Compressor to Engine Bolt | 30 | |||
| Engine – 426 cu in Hemi (Section 9, Page 104) | ||||
| Alternator Attaching Bolt | 30 | |||
| Alternator Attaching Strap Bolt | 200 | |||
| Alternator Bracket Bolt | 30 | |||
| Camshaft Sprocket Cap Screw | 40 | |||
| Carburetor to Manifold Nut | 200 | |||
| Chain Case Cover Bolt, Upper | 15-18 | |||
| Chain Case Cover Bolt, Lower | 15-18 | |||
| Connecting Rod Nut | 75 | |||
| Crankshaft Bolt [Vibration Damper] | 135 | |||
| Crankshaft Rear Bearing Seal Retainer Bolt | 25 | |||
| Cylinder Head Bolt | 70-75 | |||
| Cylinder Head Stud Nut | 70-75 | |||
| Cylinder Head Cover | 40 | |||
| Distributor Clamp Bolt | 200 | |||
| Exhaust Manifold Flange Nut | 24 | |||
| Fan Attaching Bolt (4) | 15 | |||
| Flywheel Cap Screw | 70 | |||
| Clutch Cover to Flywheel | 30 | |||
| Flywheel Pan Screws | 200 | |||
| Flywheel Housing to Block Bolts (3/8-16) | 30 | |||
| Flywheel Housing to Block Bolts (7/16-14) | 50 | |||
| Fuel Pump Attaching Bolt | 30 | |||
| Intake Manifold [torque depends on bolt location – see Fig 8 on 9-71] | 48 or 72 | |||
| Main Bearing Cap | 100 | |||
| Main Bearing Cap Tie Bolt | 45 | |||
| Oil Pan Screws | 200 | |||
| Oil Pan Drain Plug | 20 | |||
| Oil Pump Attaching Bolt | 30 | |||
| Oil Pump Cover Bolt | 10 | |||
| Rocker Shaft Bracket Bolt | 30 | |||
| Spark Plug | 30 | |||
| Starter Mounting Bolt | 50 | |||
| Torque Converter to Flex Plate | 65 | |||
| Water Pump to Housing Bolt | 30 | |||
| Water Pump to Cylinder Block Bolt | 30 | |||
| Exhaust (Section 11, Page 15) | ||||
| Exhaust Header Ball Joint Bolt (426 Hemi) | 24 | |||
| Exhaust Manifold to Cylinder Head Stud for 198 & 225 cu in | 10 | |||
| Exhaust Manifold to Cylinder Head Stud for 318, 340, 383, & 440 cu in | 30 | |||
| Exhaust Manifold to Pipe Flange Ball Joint Bolt Nut | 24 | |||
| Exhaust Pipe Flange Bolt Nut – Single Exhaust | 35 | |||
| Exhaust Pipe Flange Bolt Nut – Dual Exhaust | 50 | |||
| Exhaust Pipe “U” Bolt Nut | 150 | |||
| Heat Control Valve Counter Clamp Bolt Nut | 50 | |||
| Heat Tube Clamp Bolt Nut (426 Hemi) | 95 | |||
| Heat Tube Screw and Stud Nut (426 Hemi) | 200 | |||
| Intake Manifold to Cylinder Head Screw (6 cyl only) | 10 | |||
| Intake Manifold to Cylinder Head Screw (318, 340 cu in) | 35 | |||
| Intake Manifold to Cylinder Head Screw (383, 440 cu in) | 40 | |||
| Intake to Exhaust Manifold Screw (6 cyl only) | 240 | |||
| Rear Muffler Support Bolt and Nut (8 cyl only) | 200 | |||
| Rear Muffler Support to Underbody Bolt | 200 | |||
| Support Clamp Screw | 95 | |||
| Tail Pipe Support to Underbody Bolt | 200 | |||
| Tail Pipe “U” Bolt Nut (426 Hemi) | 95 | |||
| Rear Suspension (Section 17, Page 6) | ||||
| Rear Spring Center Bolt Nut | 10 | |||
| Rear Spring Front Hangar Nut | 30 | |||
| Rear Spring Pivot Bolt or Nut | 125 | |||
| Rear Spring Rear Hangar Bolt | 30 | |||
| Rear Spring Shackle Nut | 40 | |||
| “U” Bolt Nut on 7-1/4″ Axle | 40 | |||
| “U” Bolt Nut on 8-1/4″, 8-3/4″ and 9-3/4″ Axle | 45 | |||
| Rear Shock Absorber Lower Stud Nut | 50 | |||
| Rear Shock Absorber Upper Bolt Nut | 70 | |||
| Manual Steering (Section 19, Page 44) | ||||
| Cross Shaft Adjusting Screw Lock Nut | 35 | |||
| Cross Shaft Cover Bolt | 25 | |||
| Gear Assembly to Frame Bolt | 80 | |||
| Steering Arm Nut | 175 | |||
| Steering Wheel Nut | 27 | |||
| Power Steering (Section 19, Page 45) | ||||
| Gear Housing to Frame Bolt | 80 | |||
| Gear Shaft Adjusting Screw Lock Nut | 50 | |||
| Gear Shaft Cover Nut | 20 | |||
| Pump Inlet Fitting | 30 | |||
| Steering Arm Nut | 120 | |||
| Steering Column Support Nut | 140 | |||
| Steering Shaft Coupling Bolts | 200 | |||
| Valve Body Attaching Bolts | 200 | |||
| Valve Body End Plug | 25 | |||
| Steering Wheel Nut | 27 | |||
| High Pressure Hose Fitting – Gear End | 12-14 | |||
| High Pressure Hose Fitting – Pump End | 21-27 | |||
| Bracket Bolts – 0.94 pump [Saginaw – threaded shaft & nut for pulley] | 30-40 | |||
| Bracket Bolts – 1.06 pump [Federal – pulley is bolted on] | 18 | |||
| Flow Control Valve Plug – 0.94 pump | 4 | |||
| Flow Control Valve Plug – 1.06 pump | 7 | |||
| Pulley Retaining Nut (0.94 pump) | 45-55 | |||
| Bracket to Block Mounting Bolts | 25-35 | |||
| Clean out plug (1/8″ pipe on 1.06 pump) | 7 | |||
| Note: 0.94 means 0.94 gallons per minute flow, single stage flow. | ||||
| 1.06 means 1.06 gallons per minute flow at highway speed, 2 stage flow. | ||||
| Transmission Mounting for all manual & automatic (typical shown on Fig. 16 in Section 21, Page 75) | ||||
| Cross Member to Frame | 30 | |||
| Rear Mount Insulator to Cross Member | 50 | |||
| Extension Housing to Rear Mount Insulator | 40 | |||
| Transmission A-903, A-230 3-speed (Section 21, Page 115) | ||||
| Back-up Light Switch | 15 | |||
| Drive Pinion Bearing Retainer Bolts | 30 | |||
| Gearshift Operating Lever Nuts | 18 | |||
| Transmission to Clutch Housing [Bellhousing] Bolts | 50 | |||
| Transmission Cover Retaining Bolts | 12 | |||
| Transmission Drain Plug | 25 | |||
| Transmission A-833, 4 speed (Section 21, Page 115) | ||||
| Back-up Light Switch | 15 | |||
| Extension Housing to [Transmission] Case Bolts | 50 | |||
| Gearshift Housing Bolts [gearshift to extension housing] | 15 | |||
| Gearshift Operating Lever Nuts [limits gearshift travel] | 18 | |||
| Reverse Detent Spring Retainer | 50 | |||
| Reverse Detent Spring Retainer Plug | 24 | |||
| Transmission Drain Plug | 25 | |||
| Transmission to Clutch Housing [Bellhousing] Bolts | 50 | |||
| Transmission Torqueflite A-904 and A-727 (Section 21, Page 115) | ||||
| Cooler Line Fitting | 110 | |||
| Cooler Line Nut | 85 | |||
| Converter Drain Plug | 110 | |||
| Converter Drive Plate to Crankshaft Bolt | 55 | |||
| Converter Drive Plate to Torque Converter Bolt | 270 | |||
| Extension Housing to Transmission Case Bolt | 24 | |||
| Governor Body to Support Bolt | 100 | |||
| Kickdown Band Adjusting Screw Lock Nut | 29 | |||
| Kickdown Lever Shaft Plug | 150 | |||
| Neutral Starter Switch | 24 | |||
| Oil Filler Tube Bracket Bolt | 150 | |||
| Oil Pan Bolt | 150 | |||
| Oil Pump Housing to Transmission Case Bolt | 175 | |||
| Output Shaft Support Bolt | 150 | |||
| Overrunning Clutch Cam Set Screw | 40 | |||
| Pressure Test Take-Off Plug | 75 | |||
| Reaction Shaft Support to Oil Pump Bolt | 160 | |||
| Reverse Band Adjusting Screw Lock Nut | 35 | |||
| Speedometer Drive Clamp Screw | 100 | |||
| Transmission to Engine Bolt | 28 | |||
| Valve Body Screw | 35 | |||
| Valve Body to Transmission Case Bolt | 100 | |||