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Buick Regal Grand National Bolt Torque Specifications

1986 & 1987 Buick Regal Grand National Bolt Torque Specifications:

PART ~ FT-LBS ~ N-M

Spark Plugs ~ 20 ~ 28
Main Bearing Caps to Block ~ 100 ~ 135
Balancer Bolt to Crank (min) ~ 219 ~ 297
Connecting Rod Bolts ~ 40 ~ 54
Serpentine Belt Pulley to Balancer ~ 25 ~ 33
Flywheel To Crank ~ 60 ~ 81
Oil Pan Drain Plug ~ 30 ~ 41
Oil Pump Pressure Regulator Retainer ~ 35 ~ 48
Oil Gallery Plugs ~ 25 ~ 34
Oil Pressure Switch to Cylinder Block ~ 24 ~ 32
Oil Filter Assembly to Pump Cover (center bolt) ~ 18 ~ 24
Timing Chain Cover to Block ~ 22 ~ 30
Water Pump Pulley ~ 21 ~ 29
Thermostat Bolt to Intake ~ 13 ~ 18
Intake Manifold to Head (in proper sequence), ~ 32 ~ 44
Exhaust Header to Head ~ 37 ~ 50
Engine Mount to Block ~ 59 ~ 80
Timing Chain Sprocket ~ 31 ~ 42
Rocker Arm Shaft to Head ~ 25 ~ 35
Accessory Bracket to Head ~ 37 ~ 50
Alternator Mounting Bracket Through Alternator to Head at Pivot Location ~ 44 ~ 60
Starter To Block ~ 35 ~ 48
Cam Sensor Hold-Down Clamp ~ 20 ~ 27
Transmission to Block ~ 35 ~ 48
Bolt-Special Movable Timing Chain Dampener ~ 14 ~ 19
Knock Sensor to Block ~ 14 ~ 19
Fuel pump block off to Timing Cover ~ 22 ~ 30
Turbocharger Inlet Adapter to Turbocharger ~ 17 ~ 23
Turbocharger oil drain pipe to Turbocharger Center Housing ~ 22 ~ 30
Turbocharger Compressor Housing to Center Housing ~ 13 ~ 17
Turbocharger Turbine Housing to Center Housing ~ 15 ~ 20
Exhaust Manifold to Turbine Housing ~ 20 ~ 27
Power Steering Pump to Accessory Bracket ~ 20 ~ 27
Turbocharger Mounting Bracket to Head ~ 37 ~ 50
Turbocharger and Elbow Heat Shields to Mounting Bracket ~ 20 ~ 27
Turbocharger to Mounting bracket ~ 20 ~ 27
Throttle Body to Intake Manifold ~ 20 ~ 27
Front Vacuum Line Bracket to Intake Manifold ~ 20 ~ 27
Engine mount to frame mount ~ 48 ~ 65
Engine frame mount to frame ~ 33 ~ 45
Air Conditioning Compressor to accessory bracket ~ 37 ~ 50
Power Steering Pump to accessory bracket ~ 20 ~ 27
Shifter cable bracket to transmission ~ 20 ~ 27
Flywheel to torque converter ~ 46 ~ 63
Transmission mount to transmission 25 34
Transmission mount to frame ~ 40 ~ 55
U-joint strap at rear axle ~ 16 ~ 22

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Torque Values:

PART ~ INCH LBS ~ N-M

Oil Pan to Block ~ 88 ~ 10
Oil Screen Pick-up to Block ~ 96 ~ 11
Oil Pump Cover to Timing Chain Cover ~ 141 ~ 16
Water Pump to Timing Chain Cover ~ 115 ~ 13
Valve Cover to Head ~ 44 ~ 5
Flywheel Cover ~ 48 ~ 6
Vacuum Harness to Throttle Body ~ 35 ~ 4
Throttle valve cable to transmission ~ 80 ~ 9
Torque converter cover to transmission ~ 53 ~ 6

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