1937 BUICK
Models:
Buick Special, Series 40, 8 Cylinder
Buick Century, Series 60, 8 Cylinder
Buick Roadmaster, Series 80, 8 Cylinder
Buick Limited, Series 90, 8 Cylinder
Buick Special, Series 40, 8 Cylinder
Body Data & Pricing:
4 Door Convertible Phaeton, 5 Passenger, Model 40C
Base Price: $1,302; Shipping Weight: 3,630 Pounds; Production Total: 1,689
4 Door Trunk Back Sedan, 5 Passenger, Model 41
Base Price: $1,021; Shipping Weight: 3,490 Pounds; Production Total: 82,440
2 Door Trunk Sedan, 5 Passenger, Model 44
Base Price: $959; Shipping Weight: 3,490 Pounds; Production Total: 9,330
2 Door Business Coupe, 2 Passenger; Model 46
Base Price: $913; Shipping Weight: 3,380 Pounds; Production Total: 13,742
2 Door Convertible Coupe, 4 Passenger, Model 46C
Base Price: $1,056; Shipping Weight: 3,480 Pounds; Production Total: 2,265
2 Door Sport Coupe, 4 Passenger, Model 46S
Base Price: $975; Shipping Weight: 3,445 Pounds; Production Total: 5,059
4 Door Trunk Sedan, Model 47
Base Price: $995; Shipping Weight: 3,510 Pounds; Production Total: 22,312
2 Door Trunk Back Sedan, 5 Passenger, Model 48
Base Price: $895; Shipping Weight: 3,480 Pounds; Production Total: 15,936
Major Specifications, Buick Special, Model 40
Wheelbase: 122"
Engine Type: Overhead Valve In-Line 8 Cylinder
Engine Bore & Stroke: 3-3/32" X 4-1/8"
Engine Displacement: 248.0 Cu. In.
Compression Ratio: 5.70:1
Taxable Horsepower: 30.63
Horsepower: 100 @ 3,400 RPM
Carburetor: 2 Barrell, Stromberg Downdraft AA-1
Rear Axle Ratio: 4.44:1
Tire Size: 6.50 X 16 Inches; Pressures: 23 Front & 28 Rear
Capacities, Buick Special, Model 40
Cooling System: 13-1/4 Quarts
Fuel Tank: 18 Gallons
Engine Oil: 6 Quarts
Grade of Oil: +32 Degrees F & Above, 20
+10 Degrees F & Above, 20W
- 10 Degrees F & Above, 10W
Transmission Capacity: 1-3/4 Pints
Grade of Oil: Summer, 140; Winter, 90
For Semi-Automatic Transmission: 3-1/2 Quarts of Engine Oil
Rear Axle Capacity: 3 Pints
Grade of Oil: Summer, 90H; Winter, 90H
Beginning Engine Number, Buick Special, Series 40: 4-3166225
Tune-Up Data, Buick Special, Series 40
Spark Plug Gap: .025"
Spark Plug Type: Champion D-16 or equivalent
Ignition Point Gap: .015"
Cam Angle: 25 Degrees
Ignition Timing Mark & Location: "ADV" Mark on Flywheel
Firing Order: 16258374
Tappet Clearance, Hot:
Intake: .015" Exhaust: .015"
Cylinder Head Tension: 65-70 Ft Lbs
Valve Data, Buick Special, Series 40
Tappet Clearance, Running Hot:
Intake: .015"
Exhaust: .015"
Tappet Clearance for Timing:
Intake: .015"
Exhaust: .015"
Valve Timing:
Intake Valve Opens: 13 Degrees BTDC
Exhaust Valve Closes: 22 Degrees ATDC
Valve Seat Angle:
Intake: 45 Degrees
Exhaust: 45 Degrees
Minimum Valve Spring Pressure (New Spring):
Inner Spring: 45 Pounds @ 1-5/16"
Outer Spring: 67 Pounds @ 1-19/32"
Valve Stem Clearance:
Intake: .0015"-.0035"
Exhaust: .0021"-.0039"
Piston & Ring Data, Buick Special, Series 40
Pistons Removed from Above
Piston Clearance (Minimum):
Top Land: .0185"
Top of Skirt: .0018"
Fitting Pistons with Spring Scale:
Shim Thickness to Use: Should fall @ .0015" and hold @ .00225"
Pounds Pull on Scale: Use Shim Thickness Data
Width of Ring End Gap (Minimum):
Compression: .010"
Oil Control: .010"
Clearance Between Ring & Grooves:
Compression: .0015"-.003"
Oil Control: .0015"-.003"
Engine Bearing Data, Buick Special, Series 40
Camshaft End Play: .004"-.008"
Camshaft Bearing Clearance: .0005"-.0035"
Connecting Rod Bearing Journal Diameter: 1.997"-1.999"
Connecting Rod Bearing Clearance: .0008"-.0018"
Connecting Rod End Play: .005"-.010"
Connecting Rod Bolt Tension: 40-45 Ft Lb
Main Bearing Journal Diameter:
#1: 2.3095"-2.3115" #2: 2.3725"-2.3745" #3: 2.4345"-2.4365"
#4: 2.4975"-2.4995" #5: 2.5595"-2.5615"
Main Bearing Clearance: .0007"-.0022"
Crankshaft End Play: .004:-.007"
Main Bolt Tension: 90-100 Ft Lbs
Brake Data, Buick Special, Series 40
Lining Material: Woven
Length of Lining Per Wheel: 22-11/16"
Width of Lining: 1-3/4"
Thickness of Lining: 3/16"
Brake Pedal Free Play: 3/8"
Wheel Alignment Data, Buick Special, Series 40
Caster: +1/4 Degrees
Camber: +3/8 Degrees
Toe In: 1/32"
Kingpin Inclination: 4 Degrees
Rear Axle Data, Buick Special, Series 40
Ring Gear & Pinion Backlash: .006"-.010"
Drive Pinion Adjustment: Shims
Drive Pinion Bearing Adjustment: None
Axle Shaft End Play: .000"-.008"
Delco-Remy Distributor Specifications, Series 40:
Distributor # 663-Y
Cam Angle: 25 Degrees
Point Opening: .015"
Condensor Capacity: .20-.25 Mfds
Breker Arm Spring Tension: 19-23 Ounces
Centrifugal Advance Data:
Advance Starts: 1 Degree @ 250 RPM
Full Advance: 13 Degrees @ 1,650 RPM
Vacuum Advance Data
Inches of Vacuum to Start Plunger Movement: 5-7
Inches of Vacuum for Full Plunger Travel: 10-13
Maximum Vacuum Advance: 5-1/2 Degrees
Delco-Remy Generator Specifications, Series 40:
Generator # 918-B
Brush Spring Tension
Main: 25
Third: 17
Direction of Rotation: Clockwise
Field Current @ 6 Volts:
Shunt: 1.44-.1.56 Amperes
Third Brush: .89-.94 Amperes
Maximum Cold Output:
31 Amperes; 8.0 Volts @ 4,000 RPM
Maximum Output:
28 Amperes, 8.0 Volts @ 4,200 RPM
Delco-Remy Generator Specifications, Series 40:
Generator # 918-G
Brush Spring Tension
Main: 25
Third: 17
Direction of Rotation: Clockwise
Field Current @ 6 Volts:
Shunt: 1.44-.1.56 Amperes
Third Brush: .89-.94 Amperes
Maximum Cold Output:
31 Amperes; 8.0 Volts @ 4,000 RPM
Maximum Output:
28 Amperes, 8.0 Volts @ 4,200 RPM
Delco-Remy Starting Motor Specifications, Series 40:
Starter #734-Z
Brush Spring Tension: 24-28 Ounces
No Load Test: 65 Amperes, 5.0 Volts @ 5,300 RPM
Lock Test: 525 Amperes, 3.37 Volts; Torque: 12 Ft Lbs
Stromberg Carburetor Adjustments, Series 40:
Carburetor Model: AA-1
Carburetor Part # A-18361
Code # 7-12
Repair Kit # RK-4
Fuel Level: Fuel should be at level of sight plug hole, engine idling
Throttle Position for Economizer Valve: 9/32"
Throttle Valve Location for Idle: .022"
Throttle Valve Location for Vacuum Spark Control: .041"
Fast Idle Setting: (Refer to Service Manual)
Choke Unloader Setting: None
Stromberg Carburetor Adjustments, Series 40:
Carburetor Model: AA-1
Carburetor Part # A-18451
Code # 7-14
Repair Kit # RK-92
Fuel Level: Fuel should be at level of sight plug hole, engine idling
Throttle Position for Economizer Valve: 9/32"
Throttle Valve Location for Idle: .022"
Throttle Valve Location for Vacuum Spark Control: .041"
Fast Idle Setting: (Refer to Service Manual)
Choke Unloader Setting: None
Buick Century, Series 60, 8 Cylinder
Body Data & Pricing:
4 Door Convertible Phaeton, 5 Passenger, Model 60C
Base Price: $1,524; Shipping Weight: 3,480 Pounds; Production Total: 410
4 Door Trunk Back Sedan, 5 Passenger, Model 61
Base Price: $1,233; Shipping Weight: 3,720; Production Total: 20,679
2 Door Trunk Sedan, 5 Passenger, Model 64
Base Price: $1,172; Shipping Weight: 3,720 Pounds; Production Total: 1,117
2 Door Convertible Coupe, 4 Passenger, Model 66C
Base Price: $1,269; Shipping Weight: 3,715 Pounds; Production Total: 787
2 Door Sport Coupe, 4 Passenger, Model 66S
Base Price: $1,187; Shipping Weight: 3,660 Pounds; Production Total: 2,840
4 Door Trunk Sedan, 5 Passenger, Model 67
Base Price: $1,207; Shipping Weight: 3,750; Production Total: 4,750
2 Door Trunk Back Sedan, 5 Passenger, Model 68
Base Price: $1,197; Shipping Weight: 3,750; Production Total: 2,874
Major Specifications, Buick Century, Model 60
Wheelbase: 126"
Engine Type: Overhead Valve In-Line 8 Cylinder
Engine Bore & Stroke: 3-7/16" X 4-5/16"
Engine Displacement: 320.2 Cu. In.
Compression Ratio: 5.75:1
Taxable Horsepower: 37.81
Horsepower: 130 @ 3,400 RPM
Carburetor: Stromberg AA2
Rear Axle Ratio: 3.90:1
Tire Size: 7.00 X 15; Pressures: 23 Front & 28 Rear
Capacities, Buick Century, Model 60
Cooling System: 17 Quarts
Fuel Tank: 18 Gallons
Engine Oil: 8 Quarts
Grade of Oil: +32 Degrees F & Above, 20
+10 Degrees F & Above, 20W
- 10 Degrees F & Above, 10W
Transmission Capacity: 2-1/2 Pints
Grade of Oil: Summer, 140; Winter, 90
Rear Axle Capacity: 3 Pints
Grade of Oil: Summer, 90H; Winter, 90H
Beginning Engine Number, Buick Century, Series 60: 6-3176225
Tune-Up Data, Buick Century, Series 60
Spark Plug Gap: .025"
Spark Plug Type: Champion D-16 or equivalent
Ignition Point Gap: .015"
Cam Angle: 25 Degrees
Ignition Timing Mark & Location: "ADV" on Flywheel
Firing Order: 16258374
Tappet Clearance, Hot:
Intake: .015" Exhaust: .015"
Cylinder Head Tension: 65-70 Ft Lbs
Valve Data, Buick Century, Series 60
Tappet Clearance, Running Hot:
Intake: .015"
Exhaust: .015"
Tappet Clearance for Timing:
Intake: .015"
Exhaust: .015"
Valve Timing:
Intake Valve Opens: 14 Degrees BTDC
Exhaust Valve Closes: 25 Degrees ATDC
Valve Seat Angle:
Intake: 45 Degrees
Exhaust: 45 Degrees
Minimum Valve Spring Pressure (New Springs):
Inner Spring: 45 Pounds @ 1-5/16"
Outer Spring: 67 Pounds @ 1-19/32"
Valve Stem Clearance:
Intake: .0015"-.0035"
Exhaust: .0021"-.0039"
Piston & Ring Data, Buick Century, Series 60
Pistons Removed from Above
Piston Clearance (Minimum):
Top Land: .0215"
Top of Skirt: .002"
Fitting Pistons with Spring Scale:
Shim Thickness to Use: Should fall @ .0015" and hold @ .00225"
Pounds Pull on Scale: Use Shim Thickness Data
Width of Ring End Gap (Minimum):
Compression: .010"
Oil Control: .010"
Clearance Between Ring & Grooves:
Compression: .0015"-.003"
Oil Control: .0015"-.003"
Engine Bearing Data, Buick Century, Series 60
Camshaft End Play: .004"-.008"
Camshaft Bearing Clearance: .0005"-.0035"
Conecting Rod Bearing Journal Diameter: 2.248"-2.249"
Connecting Rod Bearing Clearance: .0008"-.0018"
Connecting Rod End Play: .005"-.010"
Connecting Rod Bearing Tension: 60-65 Ft Lbs
Main Bearing Journal Diameter:
#1: 2.5605"-2.5615" #2: 2.6235"-2.6245" #3: 2.6855"-2.6865"
#4: 2.7485"-2.7495" #5: 2.8105"-2.8115"
Main Bearing Clearance: .0007"-.0022"
Crankshaft End Play: .004"-.007"
Main Bolt Tension: 90-100 Ft Lbs
Brake Data, Buick Century, Series 60
Lining Material: Woven
Length of Lining Per Wheel: 22-11/16"
Width of Lining: 2"
Thickness of Lining: 3/16"
Brake Pedal Free Play: 3/8"
Wheel Alignment Data, Buick Century, Series 60
Caster: +1/4 Degrees
Camber: +3/8 Degrees
Toe In: 1/32"
Kingpin Inclination: 4 Degrees
Rear Axle Data, Buick Century, Series 60
Ring Gear & Pinion Backlash: .006"-.010"
Drive Pinion Adjustment: Shims
Drive Pinion Bearing Adjustment: None
Axle Shaft End Play: .000"-.008"
Delco-Remy Distributor Specifications, Series 60:
Distributor # 663-Z
Cam Angle: 25 Degrees
Point Opening: .015"
Condensor Capacity: .20-.25 Mfds
Breker Arm Spring Tension: 19-23 Ounces
Centrifugal Advance Data:
Advance Starts: 1 Degree @ 250 RPM
Full Advance: 8 Degrees @ 825 RPM
Vacuum Advance Data
Inches of Vacuum to Start Plunger Movement: 5-7
Inches of Vacuum for Full Plunger Travel: 10-13
Maximum Vacuum Advance: 5-1/2 Degrees
Delco-Remy Distributor Specifications, Series 60:
Distributor # 663-ZX
Cam Angle: 25 Degrees
Point Opening: .015"
Condensor Capacity: .20-.25 Mfds
Breker Arm Spring Tension: 19-23 Ounces
Centrifugal Advance Data:
Advance Starts: 1 Degree @ 250 RPM
Full Advance: 10 Degrees @ 1,140 RPM
Vacuum Advance Data
Inches of Vacuum to Start Plunger Movement: 5-7
Inches of Vacuum for Full Plunger Travel: 10-13
Maximum Vacuum Advance: 5-1/2 Degrees
Delco-Remy Generator Specifications, Series 60:
Generator # 918-A
Brush Spring Tension
Main: 25
Third: 17
Direction of Rotation: Clockwise
Field Current @ 6 Volts:
Shunt: 1.44-.1.56 Amperes
Third Brush: .89-.94 Amperes
Maximum Cold Output:
31 Amperes; 8.0 Volts @ 4,000 RPM
Maximum Output:
28 Amperes, 8.0 Volts @ 4,200 RPM
Delco-Remy Generator Specifications, Series 60:
Generator # 918-F
Brush Spring Tension
Main: 25
Third: 17
Direction of Rotation: Clockwise
Field Current @ 6 Volts:
Shunt: 1.44-.1.56 Amperes
Third Brush: .89-.94 Amperes
Maximum Cold Output:
31 Amperes; 8.0 Volts @ 4,000 RPM
Maximum Output:
28 Amperes, 8.0 Volts @ 4,200 RPM
Delco-Remy Starting Motor Specifications, Series 60:
Starter #727-F
Brush Spring Tension: 24-28 Ounces
No Load Test: 65 Amperes, 5.0 Volts @ 5,500 RPM
Lock Test: 600 Amperes, 3.0 Volts; Torque: 16 Ft Lbs
Buick Roadmaster, Series 80, 8 Cylinder
Body Data & Pricing:
4 Door Convertible Phaeton, 6 Passenger, Model 80C
Base Price: $1,856; Shipping Weight: 4,214 Pounds; Production Total: 1,040
4 Door Trunk Back Sedan, 6 Passenger, Model 81
Base Price: $1,518; Shipping Weight: 4,159 Pounds; Production Total: 14,637
4 Door Formal Sedan, 6 Passenger, Model 81C
Base Price: $1,641; Shipping Weight: 4,299 Pounds; Production Total: 452
Major Specifications, Buick Roadmaster, Model 80
Wheelbase: 131"
Engine Type: Overhead Valve In-Line 8 Cylinder
Engine Bore & Stroke: 3-7/16" X 4-5/16"
Engine Displacement: 320.2 Cu. In.
Compression Ratio: 5.75:1
Taxable Horsepower: 37.81
Horsepower: 130 @ 3,400 RPM
Carburetor: Stromberg AA2
Rear Axle Ratio: 4.22:1
Tire Size: 7.00 X 16 Inches; Pressures: 25 Front & 30 Rear
Capacities, Buick Roadmaster, Model 80
Cooling System: 17 Quarts
Fuel Tank: 20 Gallons
Engine Oil: 8 Quarts
Grade of Oil: +32 Degrees F & Above, 20
+10 Degrees F & Above, 20W
- 10 Degrees F & Above, 10W
Transmission Capacity: 2-1/2 Pints
Grade of Oil: Summer, 140; Winter, 90
Rear Axle Capacity: 4 Pints
Grade of Oil: Summer, 90H; Winter, 90H
Beginning Engine Number, Buick Roadmaster, Series 80: 8-3816225
Tune-Up Data, Buick Roadmaster, Series 80
Spark Plug Gap: .025"
Spark Plug Type: Champion D-16 or equivalent
Ignition Point Gap: .015"
Cam Angle: 25 Degrees
Ignition Timing Mark & Location: "ADV" Mark on Flywheel
Firing Order: 16258374
Tappet Clearance, Hot:
Intake: .015" Exhaust: .015"
Cylinder Heat Tension: 65-70 Ft Lbs
Valve Data, Buick Roadmaster, Series 80
Tappet Clearance, Running Hot:
Intake: .015"
Exhaust: .015"
Tappet Clearance for Timing:
Intake: .015"
Ehaust: .015"
Valve Timing:
Intake Valve Opens: 14 Degrees BTDC
Exhaust Valve Closes: 25 Degrees ATDC
Valve Seat Angle:
Intake: 45 Degrees
Exhaust: 45 Degrees
Minimum Valve Spring Pressure (New Springs):
Inner Spring: 45 Pounds @ 1-5/16"
Outer Spring: 67 Pounds @ 1-19/32"
Valve Stem Clearance:
Intake: .0015:-.0035"
Exhaust: .0021"-.0039"
Piston & Ring Data, Buick Roadmaster, Series 80
Piston Removed from Above
Piston Clearance (Minimum):
Top Land: .0215"
Top of Skirt: .002"
Fitting Pistons with Sring Scale:
Shim Thickness to Use: Should fall @ .0015" and hold @ .00225"
Pounds Pull on Scale: Use Shim thickness Data
Width of Ring End Gap (Minimum):
Compression: .010"
Oil Control: .010"
Clearance Between Ring & Grooves:
Compression: .0015"-.003"
Oil Control: .0015"-.003"
Engine Bearing Data, Buick Roadmaster, Series 80
Camshaft End Play: .004"-.008"
Camshaft Bearing Clearance: .0005"-.0035"
Connecting Rod Bearing Journal Diameter: 2.248"-2.249"
Connecting Rod Bearing Clearance: .0008"-.0018"
Connecting Rod End Play: .005"-.010"
Connecting Rod Bolt Tension: 60-65 Ft Lbs
Main Bearing Journal Diameter:
#1: 2.5605"-2.5615" #2: 2.6235"-2.6245" #3: 2.6855"-2.6865"
#4: 2.7485"-2.7495" #5: 2.8105"-2.8115"
Main Bearing Clearance: .0007"-.0022"
Crankshaft End Play: .004"-.007"
Main Bolt Tension: 90-100 Ft Lbs
Brake Data, Buick Roadmaster, Series 80
Lining Material: Woven
Length of Lining Per Wheel: 22-11/16"
Width of Lining: 2"
Thickness of Lining: 3/16"
Brake Pedal Free Play: 3/8"
Wheel Alignment, Buick Roadmaster, Series 80
Caster: Zero
Camber: +3/8 Degrees
Toe In: 1/32"
Kingpin Inclination: 4-3/4 Degrees
Rear Axle Data, Buick Roadmaster, Series 80
Ring Gear & Pinion Backlash: .006"-.010"
Drive Pinion Adjustment: Shims
Drive Pinion Bearing Adjustment: None
Axle Shaft End Play: .000"-.008"
Delco-Remy Distributor Specifications, Series 80:
Distributor # 663-Z
Cam Angle: 25 Degrees
Point Opening: .015"
Condensor Capacity: .20-.25 Mfds
Breker Arm Spring Tension: 19-23 Ounces
Centrifugal Advance Data:
Advance Starts: 1 Degree @ 250 RPM
Full Advance: 8 Degrees @ 825 RPM
Vacuum Advance Data
Inches of Vacuum to Start Plunger Movement: 5-7
Inches of Vacuum for Full Plunger Travel: 10-13
Maximum Vacuum Advance: 5-1/2 Degrees
Delco-Remy Distributor Specifications, Series 80:
Distributor # 663-ZX
Cam Angle: 25 Degrees
Point Opening: .015"
Condensor Capacity: .20-.25 Mfds
Breker Arm Spring Tension: 19-23 Ounces
Centrifugal Advance Data:
Advance Starts: 1 Degree @ 250 RPM
Full Advance: 10 Degrees @ 1,140 RPM
Vacuum Advance Data
Inches of Vacuum to Start Plunger Movement: 5-7
Inches of Vacuum for Full Plunger Travel: 10-13
Maximum Vacuum Advance: 5-1/2 Degrees
Delco-Remy Generator Specifications, Series 80:
Generator # 918-A
Brush Spring Tension
Main: 25
Third: 17
Direction of Rotation: Clockwise
Field Current @ 6 Volts:
Shunt: 1.44-.1.56 Amperes
Third Brush: .89-.94 Amperes
Maximum Cold Output:
31 Amperes; 8.0 Volts @ 4,000 RPM
Maximum Output:
28 Amperes, 8.0 Volts @ 4,200 RPM
Delco-Remy Generator Specifications, Series 80:
Generator # 918-F
Brush Spring Tension
Main: 25
Third: 17
Direction of Rotation: Clockwise
Field Current @ 6 Volts:
Shunt: 1.44-.1.56 Amperes
Third Brush: .89-.94 Amperes
Maximum Cold Output:
31 Amperes; 8.0 Volts @ 4,000 RPM
Maximum Output:
28 Amperes, 8.0 Volts @ 4,200 RPM
Delco-Remy Starting Motor Specifications, Series 80:
Starter #727-F
Brush Spring Tension: 24-28 Ounces
No Load Test: 65 Amperes, 5.0 Volts @ 5,500 RPM
Lock Test: 600 Amperes, 3.0 Volts; Torque: 16 Ft Lbs
Buick Limited, Series 90, 8 Cylinder
Body Data & Pricing:
4 Door Trunk Sedan, 8 Passenger, Model 90
Base Price: $2,240; Shipping Weight: 4,549 Pounds; Production Total: 1,592
4 Door Limousine, 8 Passenger, Model 90L
Base Price: $2,342; Shipping Weight: 4,599 Pounds; Production Total: 720
4 Door Trunk Back Sedan, 6 Passenger, Model 91
Base Price: $2,066; Shipping Weight: 4,469 Pounds; Production Total: 1,229
4 Door Formal Sedan, 6 Passenger, Model 91F
Base Price: $2,240; Shipping Weight: 4,409 Pounds; Production Total: 156
Major Specifications, Buick Limited, Model 90
Wheelbase: 138"
Engine Type: Overhead Valve In-Line 8 Cylinder
Engine Bore & Stroke: 3-7/16" X 4-5/16"
Engine Displacement: 320.2 Cu. In.
Compression Ratio: 5.75:1
Taxable Horsepower: 37.81
Horsepower: 130 @ 3,400 RPM
Carburetor: Stromberg AA2
Rear Axle Ratio: 4.55:1
Tire Size: 7.50 X 16 Inches; Pressures: 25 Front & 30 Rear
Capacities, Buick Limited, Model 90
Cooling System: 17 Quarts
Fuel Tank: 20 Gallons
Engine Oil: 8 Quarts
Grade of Oil: +32 Degrees F & Above, 20
+10 Degrees F & Above, 20W
- 10 Degrees F & Above, 10W
Transmission Capacity: 2-1/2 Pints
Grade of Oil: Summer, 140; Winter 90
Rear Axle Capacity: 4 Pints
Grade of Oil: Summer, 90H; Winter 90H
Beginning Engine Number, Buick Limited, Series 90: 9-3176225
Tune-Up Data, Buick Limited, Series 90
Spark Plug Gap: .025"
Spark Plug Type: Champion D-16 or equivalent
Ignition Point Gap: .015"
Cam Angle: 25 Degrees
Ignition Timing Mark & Location: "ADV" Mark on Flywheel
Firing Order: 16258374
Tappet Clearance, Hot:
Intake: .015"
Exhaust: .015"
Cylinder Head Tension: 65-70 Ft Lbs
Valve Data, Buick Limited, Series 90
Tappet Clearance, Running Hot:
Intake: .015"
Exhaust: .015"
Tappet Clearance for Timing:
Intake: .015"
Exhaust: .015"
Valve Timing:
Intake Valve Opens: 14 Degrees BTDC
Exhaust Valve Closes: 25 Degrees ATDC
Valve Seat Angle:
Intake: 45 Degrees
Exhaust: 45 Degrees
Minimum Valve Spring Pressure (New Springs):
Inner Spring: 45 Pounds @ 1-5/16"
Outer Spring: 67 Pounds @ 1-19/32"
Valve Stem Clearance:
Intake: .0015"-.0035"
Exhaust: .0021"-.0039"
Piston & Ring Data, Buick Limited, Series 90
Piston Removed from Above
Piston Clearance (Minimum):
Top of Land: .0215"
Top of Skirt: .002"
Fitting Pistons with Spring Scale:
Shim Thickness to Use: Should fall @ .0015" and hold @ .00225"
Pounds Pull on Scale: Use Shim Thickness Data
Width of Ring End Gap (Minimum):
Compression: .010"
Oil Control: .010"
Clearance Between Ring & Grooves:
Compression: .0015"-.003"
Oil Control: .0015"-..003"
Engine Bearing Data, Buick Limited, Series 90
Camshaft End Play: .004"-.008"
Camshaft Bearing Clearance: .0005"-.0035"
Connecting Rod Bearing Journal Diameter: 2.248"-2.249"
Connecting Rod Bearing Clearance: .008"-.018"
Conectng Rod End Play: .005"-.010"
Connecting Rod Bolt Tension: 60-65 Ft Lbs
Main Bearing Journal Diameter:
#1: 2.5605"-2.5615" #2: 2.6235"-2.6245" #3: 2.6855"-2.6865"
#4: 2.7485"-2.7495" #5: 2.8105"-2.8115"
Main Bearing Clearance: .0007:-.0022"
Crankshaft End Play: .004"-.007"
Main Bolt Tension: 90-100 Ft Lbs
Brake Data, Buick Limited, Series 90
Lining Material: Woven
Length of Lining Per Wheel: 26-13/16"
Width of Lining: 2"
Thickness of Lining: 1/4"
Brake Pedal Free Play: 3/8"
Wheel Allignment Data, Buick Limited, Series 90
Caster: Zero
Camber: +3/8 Degrees
Toe In: 1/32"
Kingpin Inclination: 4-1/2 Degrees
Rear Axle Data, Buick Limited, Series 90
Ring Gear & Pinion Backlash: .006"-.010"
Drive Pinion Adjustment: Shims
Drive Pinion Bearing Adjustment: None
Axle Shaft End Play: .000"-.008"
Delco-Remy Distributor Specifications, Series 90:
Distributor # 663-Z
Cam Angle: 25 Degrees
Point Opening: .015"
Condensor Capacity: .20-.25 Mfds
Breker Arm Spring Tension: 19-23 Ounces
Centrifugal Advance Data:
Advance Starts: 1 Degree @ 250 RPM
Full Advance: 8 Degrees @ 825 RPM
Vacuum Advance Data
Inches of Vacuum to Start Plunger Movement: 5-7
Inches of Vacuum for Full Plunger Travel: 10-13
Maximum Vacuum Advance: 5-1/2 Degrees
Delco-Remy Distributor Specifications, Series 90:
Distributor # 663-ZX
Cam Angle: 25 Degrees
Point Opening: .015"
Condensor Capacity: .20-.25 Mfds
Breker Arm Spring Tension: 19-23 Ounces
Centrifugal Advance Data:
Advance Starts: 1 Degree @ 250 RPM
Full Advance: 10 Degrees @ 1,140 RPM
Vacuum Advance Data
Inches of Vacuum to Start Plunger Movement: 5-7
Inches of Vacuum for Full Plunger Travel: 10-13
Maximum Vacuum Advance: 5-1/2 Degrees
Delco-Remy Generator Specifications, Series 90:
Generator # 918-A
Brush Spring Tension
Main: 25
Third: 17
Direction of Rotation: Clockwise
Field Current @ 6 Volts:
Shunt: 1.44-.1.56 Amperes
Third Brush: .89-.94 Amperes
Maximum Cold Output:
31 Amperes; 8.0 Volts @ 4,000 RPM
Maximum Output:
28 Amperes, 8.0 Volts @ 4,200 RPM
Delco-Remy Generator Specifications, All Series:
Generator # 918-E Brush Spring Tension
Main: 25
Third: 17
Direction of Rotation: Clockwise
Field Current @ 6 Volts:
Shunt: 1.44-.1.56 Amperes
Third Brush: .89-.94 Amperes
Maximum Cold Output:
31 Amperes; 8.0 Volts @ 4,000 RPM
Maximum Output:
28 Amperes, 8.0 Volts @ 4,200 RPM
Delco-Remy Generator Specifications, Series 90:
Generator # 918-F
Brush Spring Tension
Main: 25
Third: 17
Direction of Rotation: Clockwise
Field Current @ 6 Volts:
Shunt: 1.44-.1.56 Amperes
Third Brush: .89-.94 Amperes
Maximum Cold Output:
31 Amperes; 8.0 Volts @ 4,000 RPM
Maximum Output:
28 Amperes, 8.0 Volts @ 4,200 RPM
Delco-Remy Starting Motor Specifications, Series 90:
Starter #727-F
Brush Spring Tension: 24-28 Ounces
No Load Test: 65 Amperes, 5.0 Volts @ 5,500 RPM
Lock Test: 600 Amperes, 3.0 Volts; Torque: 16 Ft Lbs
Delco-Remy Regulator Specifications, All Series:
Regulator Type: Voltage
Regulator # 1118213
Ground Polarity: Negative
Voltage to Close Relay Points: 6.3-6.9 Volts
Amperage to Open Relay Points: 0-4.0 Amperes
Maximum Operating Voltage (Hot): 7.0-7.1 Volts
Stromberg Carburetor Adjustments, Series 60, 80, & 90:
Carburetor Model: AA-2
Carburetor Part # A-18362
Code # 7-13
Repair Kit # RK-5
Fuel Level: Fuel should be at level of sight plug hole, engine idling
Throttle Position for Economizer Valve: 13/64"
Throttle Valve Location for Idle: .022"
Throttle Valve Location for Vacuum Spark Control: .085"
Fast Idle Setting: (Refer to Service Manual)
Choke Unloader Setting: None
Stromberg Carburetor Adjustments, Series 60, 80, & 90:
Carburetor Model: AA-2
Carburetor Part # A-18452
Code # 7-15
Repair Kit # RK-93
Fuel Level: Fuel should be at level of sight plug hole, engine idling
Throttle Position for Economizer Valve: 13/64"
Throttle Valve Location for Idle: .022"
Throttle Valve Location for Vacuum Spark Control: .085"
Fast Idle Setting: (Refer to Service Manual)
Choke Unloader Setting: None
Fuel Pump Data:
1937 Series 40:
Pump Model: W
Maximum Pressure: 3-1/2 PSI
1937 Series 60, 80, & 90:
Pump Model AB
Maximum Pressure: 4-1/2 PSI
Dash Gauge Manufacturer:
Gasoline, Oil Pressure, Temperature, & Ammeter: AC
1937 Buick Beginning Serial Numbers, All Series: 2999497
Popular Options, All Series:
Heater, Dual Side Mounts, Fog Lights, White Side Wall Tires, Defroster, Radio, Grille Guard
1937 Buick Historical Data:
Model Year introduction of the 1937 Buick was on October 18, 1936.
Model Year Production: 220,346
Copyright 1999, Custom Solutions & Services