TORQUE SETTINGS
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CONVERSION LINKS
Link1 ; Torque Conversion Chart from Foot Pounds {ft. lbs.} to Newton Metres (N-m)
Link 2 ; http://www.mr2ownersclub.com/converter.htm
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TORQUE SETTINGS FOR ROBIN / RIALTO 850
Obtained from the official Reliant Workshop manual .
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ENGINE
Big End Bearing Bolts .............. 5/16 UNF .......... 21 ft/lb .
Main Bearing Nuts .................. 3/8 UNF ........... 23 ft/lb - 24 ft/lb .
Flywheel Bolts ........................ 3/8 UNF ........... 29 ft/lb .
Manifold Nuts ......................... 5/16 UNF .......... 12 ft/lb - 15 ft/lb .
Rockershaft Supports .............. 3/8 UNF ........... 17 ft/lb - 22 ft/lb .
Fuel Pump Nuts ...................... 5/16 UNF .......... 12 ft/lb - 15 ft/lb .
Spark Plugs ..................................................... 15 ft/lb .
Sump Bolts ............................. 1/4 UNC ........... 5 ft/lb - 8 ft/lb .
NOTE ; RELIANT ISSUED AN UPDATED TORQUE SETTING AMENDMENT FOR THE 3/8 UNF CYLINDER HEAD NUTS AS PER ;
Cylinder Head Nuts ; NUMBERED 1 to 10 ................. 3/8 UNF ............ 25 ft/lb .
Cylinder Head Nuts ; NUMBERED 11 to 12 ............... 3/8 UNF ............ 20 ft/lb .
Cylinder Head Nuts .................................................. 5/16 UNF .......... 15 ft/lb .
NOTE THE FOLLOWING ADDITIONAL INFO FROM RELIANT ;
Cylinder head nuts MUST be re-torqued after running in .
NUTS SHOULD BE BACKED OF 1/2 TURN & RE-TIGHTENED TO THE RECOMMENDED TORQUE .
{ Personally I only back off 1/8 turn }
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CLUTCH
Pressure Plate To Flywheel ..... 5/16 UNF ......... 12 ft/lb - 15 ft/lb .
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GEARBOX
Gearbox To Engine ..................... 5/16 UNF ........... 12 ft/lb - 15 ft/lb .
Front Cover .................................. 1/4 UNF .............. 5 ft/lb - 8 ft/lb .
Rear Cover ................................... 1/4 UNC ............. 6 ft/lb - 9 ft/lb .
Top Cover ..................................... 1/4 UNC .............. 6 ft/lb - 9 ft/lb .
Drain AND Filler Plug ................... 3/4 Gas ............... 15 ft/lb - 20 ft/lb .
NUT ; REAR COUPLING FLANGE .... 1/2 UNF ............... 50 ft/lb
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ENGINE / GEARBOX MOUNTINGS
Engine Mountings to Chassis and Engine Front Plate ... 3/8 UNF ..... 20 ft/lb - 25 ft/lb
Gearbox Mountings to Support Bracket ...................... 3/8 UNF ..... 20 ft/lb - 25 ft/lb
Gearbox Support Bracket to Chassis ......................... 5/16 UNF ....15 ft/lb - 18 ft/lb
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PROPSHAFT { or DRIVESHAFT if you want to call it that }
Propshaft to Rear Axle ................. 5/16 UNF .... 25 ft/lb - 30 ft/lb .
Propshaft to Gearbox Coupling ..... 5/16 UNF .... 25 ft/lb - 30 ft/lb .
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REAR AXLE
Axle Case to Side Cover ................. 5/16 UNF ....... 20 ft/lb - 25 ft/lb .
Axle Tube to Axle Case .................. 3/8 UNF ........ 30 ft/lb - 35 ft/lb .
Hub to Axle Shaft .......................... 5/8 UNF ......... 100 ft/lb - 110 ft/lb .
Coupling Flange to Pinion .............. 5/8 UNF ......... 70 ft/lb - 80 ft/lb .
Axle Filler Plug ............................. 3/4 BSP ......... 15 ft/lb - 20 ft/lb .
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REAR SUSPENSION
Leaf Spring to Chassis ........................ 7/16 UNF .... 35 ft/lb - 40 ft/lb .
Leaf Spring to Shackles ....................... 1/2 UNF ...... 35 ft/lb - 40 ft/lb .{ This can be a pig to get a torque wrench into }
Shackles to Chassis .............................. 1/2 UNF ...... 35 ft/lb - 40 ft/lb .
" U " Bolt to Leaf Spring Clamp Plate ..... 3/8 UNF .......30 ft/lb - 35 ft/lb .
Anti - Roll Bar Link to Clamp Plate .........7/16 UNF ...... 30 ft/lb - 35 ft/lb .
Anti - Roll Bar to Link .......................... 7/16 UNF ..... 30 ft/lb - 35 ft/lb .
Anti - Roll Bar to Chassis ..................... 1/4 UNF ....... 8 ft/lb - 10 ft/lb .
Damper Unit to Axle Mounting Bracket . 3/8 UNF ....... 30 ft/lb - 35 ft/lb .
Damper Unit to Chassis ....................... 3/8 UNF ....... 30 ft/lb - 35 ft/lb .
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FRONT SUSPENSION
Radius Arm To Frame ........................... 3/8 UNF ....... 30 ft/lb - 35 ft/lb .
Damper Unit to Radius Arm and Frame .. 1/2 UNF ........ 35 ft/lb - 40 ft/lb .
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STEERING
Steering Arm to Stub Axle .............................. 5/16 UNF ...... 18 ft/lb - 23 ft/lb .
Steering Box To Frame ................................... 3/8 UNF ........ 26 ft/lb - 28 ft/lb .
Flexible Coupling to Upper and Lower Column ... 5/16 UNF ...... 20 ft/lb - 23 ft/lb .
Track Rod to Drop Arm .................................... 3/8 UNF ........ 26 ft/lb - 28 ft/lb .
Track Rod to Steering Arm .............................. 3/8 UNF ........ 26 ft/lb - 28 ft/lb .
Steering Wheel to Column ............................... 9/16 UNF ...... 20 ft/lb - 25 ft/lb .
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BRAKES
Front Backplate to Hub ..................................... 5/16 UNF ..... 18 ft/lb - 23 ft/lb .
Rear Backplate to Hub ...................................... 5/16 UNF ..... 18 ft/lb - 23 ft/lb .
Master Cylinder to Mounting Plate and Body ....... 5/16 UNF ..... 18 ft/lb - 23 ft/lb .
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ROAD WHEELS
Wheel Nuts ....... 3/8 UNF ..... 30 ft/lb - 35 ft/lb .
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CYLINDER HEAD TORQUE DIAGRAM
NOTE ; RELIANT ISSUED AN UPDATED TORQUE SETTING AMENDMENT FOR THE 3/8 UNF CYLINDER HEAD NUTS AS PER ;
Cylinder Head Nuts ; NUMBERED 1 to 10 ................. 3/8 UNF ............ 25 ft/lb .
Cylinder Head Nuts ; NUMBERED 11 and 12 ............ 3/8 UNF ............ 20 ft/lb .
Cylinder Head Nuts .................................................. 5/16 UNF .......... 15 ft/lb .
NOTE THE FOLLOWING ADDITIONAL INFO FROM RELIANT ;
Cylinder head nuts MUST be re-torqued after running in .
NUTS SHOULD BE BACKED OF 1/2 TURN & RE-TIGHTENED TO THE RECOMMENDED TORQUE .
{ Personally I only back off 1/8 turn }
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A SIMPLE WEE TIP FOR YOU TO MAKE IT EASIER TO KNOW WHICH NUT IS WHICH WITHOUT CONTINUALLY REFERRING TO THE DIAGRAM ;
MARK THE CYLINDER HEAD WITH A PERMANENT MARKER PEN AS PER ;
CYLINDER HEAD MARKED SHOWING THE SEQUENCE OF TIGHTENING THE HEAD STUDS .
THIS MAKES IT EASY TO SEE AT A GLANCE WITHOUT CONTINUALLY REFERRING TO THE BOOK .
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CYLINDER HEAD MARKED SHOWING THE SEQUENCE OF TIGHTENING THE HEAD STUDS .
THIS MAKES IT EASY TO SEE AT A GLANCE WITHOUT CONTINUALLY REFERRING TO THE BOOK .
VIRTUALLY ALL THE TIGHTENING CAN BE DONE FROM THE PASSENGER SIDE ON THE LATER ROBINS .
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