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Torque Specifications

TORQUE SPECIFICATIONS (BY APPLICATION)

Application Ft. Lbs. (N.m)
Adaptor Plate-To-Crankshaft 57-66 (77-90)
Alternator Mounting Bracket-To-Cylinder Head 26-32 (35-43)
Alternator-To-Mounting Bracket 16-21 (22-28)
Alternator-To-Adjusting Link 16-21 (22-28)
Chainwheel-To-Camshaft 40-45 (54-61)
Connecting Rod Bolt 35-40 (47-54)
Cylinder Head Bolts
Outer Row (1) 40-45 (54-61)
Center Row (1) 65-70 (88-95)
Inner Row (1) 65-70 (88-95)
Damper-To-Crankshaft 190-210 (257-285)
Distributor Clamp Nut 14-16 (19-22)
Drive Plate-To-Converter (3) 25-30 (35-42)
Engine Mountings-To-Engine & Chassis 38 (52)
Engine Mounting Rubbers-To-Brackets 13-16 (17-22)
Exhaust Manifold-To-Cylinder Heads 14-16 (19-22)
Fan-To-Viscous Unit 19-24 (26-32)
Flexible Drive Plate-To-Crankshaft Adaptor Plate (3) 26-34 (35-46)
Intake Manifold-To-Cylinder Heads 25-30 (34-41)
Lifting Eye-To-Cylinder Heads 26-32 (35-43)
Main Bearing Cap Bolts (2) 50-55 (68-75)
Main Bearing Cap Rear Bolts (2) 65-70 (88-95)
Oil Plug 18-22 (24-30)
Oil Relief Valve Plug 30-35 (40-47)
Oil Sump Drain Plug 30-35 (40-47)
Oil Sump Rear-To-Cylinder Block 13-15 (17-20)
Plenum Chamber-To-Ram Housing 16-21 (22-28)
Ram Housing-To-Intake Manifold 15-20 (20-27)
Rocker Shaft Bracket-To-Cylinder Head 25-30 (34-40)
Spark Plug 14-16 (19-22)
Starter Motor Attachment 30-35 (41-47)
Thermostat Housing-To-Intake Manifold 18-22 (24-30)
Timing Cover-To-Cylinder Block (1) 18-22 (24-30)
Viscous Unit-To-Water Pump Hub 30-37 (40-50)
Water Pump Timing Cover-To-Cylinder Block 18-22 (24-30)
Oil Cooler Adaptor-To-Oil Pump Cover 30-37 (40-50)
INCH Lbs. (N.m) 
Manifold Gasket Clamp Bolt 124-177 (14-20)
Oil Pump Cover-To-Timing Cover 97-124 (11-14)
Oil Sump-To-Cylinder Block 62-97 (7-11)
Rocker Cover-To-Cylinder Head 62-89 (7-10)
Water Pump Pulley-To-Water Pump Hub (1) 71-106 (8-12)
Water Jacket-To-Plenum Chamber (1) 97-177 (11-14)
(1) These bolts must have threads coated with Loctite 572 prior to assembly. For this purpose it is necessary to use an approved dispenser to apply sealant/lubricant to first 3 threads of bolts.
(2) These bolts must have threads coated in lubricant EXP16A (Marston Lubricants) prior to assembly.
(3) These bolts must have threads coated in sealant Loctite 270 prior to assembly.
NOTE: Table below gives torque values for all screws and bolts used except for those that are specified otherwise.
TORQUE SPECIFICATIONS (BY BOLT SIZE)

Application Ft. Lbs. (N.m)
Metric Fasteners
M5 4-5 (5-7)
M6 5-7 (7-10)
M8 16-21 (22-28)
M10 30-37 (40-50)
M12 59-74 (80-100)
M14 66-89 (90-120)
M16 118-148 (160-200)
Corse Thread Fasteners
1/4 5-7 (7-10)
5/16 15-20 (20-27)
3/8 26-32 (35-43)
7/16 50-65 (68-88)
1/2 60-75 (81-102)
5/8 90-110 (122-149)
Fine Thread Fasteners
1/4 6-9 (8-12)
5/16 15-20 (20-27)
3/8 26-32 (35-43)
7/16 50-65 (68-88)
1/2 60-75 (81-102)
5/8 90-110 (122-149)
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