1970 PONTIAC TEMPEST & GTO

1970 PONTIAC TEMPEST & GTO

Model Designations:

Pontiac Tempest, Series 233, 6 & 8 Cylinder

Pontiac Tempest Lemans, Series 235, 6 & 8 Cylinder

Pontiac Tempest Sport, Series 237, 6 & 8 Cylinder

GTO, Series 242, 8 Cylinder

GTO with WT-1 "The Judge" Option, Series 242, 8 Cylinder

Pontiac Tempest, Body Styles:

4 Door Sedan, 6 Passenger, Body Style # 23369

Base Price: $2,670; Shipping Weight: 3,295 Pounds

Total Production: 9,187

2 Door Coupe, 6 Passenger, Body Style #23327

Base Price: $2,623; Shipping Weight: 3,225 Pounds

Total Production: 11,977

2 Door Hardtop, 6 Passenger, Body Style #23337

Base Price: $2,750; Shipping Weight: 3,360 Pounds

Total Production: 20,883

Mid Year Additions:

2 Door Hardtop Coupe, T-37, 6 Passenger, Body Style #23327

Base Price: $2,683; Shipping Weight: 3,250 Pounds

Total Production: *

2 Door Hardtop Coupe, GT-37, 6 Passenger, Body Style #23337

Base Price: $2,920; Shipping Weight: 3,360 Pounds

Total Production: *

2 Door Coupe, GT-37, 6 Passenger, Body Style #23327

Base Price: $2,907; Shipping Weight: 3,300 Pounds

Total Production: *

* Production includes total for similar body styles.

Total Tempest Production: 42,047

Total with Standard Transmission: 5,148

Total with Automatic Transmission: 36,899

Total GT-37 Coupes & Hardtops: 1,419

Pontiac Tempest Lemans, Body Styles:

4 Door Sedan, 6 Passenger, Body Style # 23569

Base Price: $2,782; Shipping Weight: 3,315 Pounds

Total Production: 15,255

4 Door Hardtop, 6 Passenger, Body Style # 23539

Base Price: $2,921; Shipping Weight: 3,385 Pounds

Total Production: 3,872

2 Door Coupe, 6 Passenger, Body Style #23527

Base Price: $2,735; Shipping Weight: 3,240 Pounds

Total Production: 5,656

2 Door Hardtop, 6 Passenger, Body Style # 23537

Base Price: $2,795; Shipping Weight: 3,265 Pounds

Total Production: 52,304

4 Door Station Wagon, 6 Passenger, Body Style # 23535

Base Price: $3,092; Shipping Weight: 3,585 Pounds

Total Production: 7,165

Total Tempest Lemans Production: 84,252

Total with Standard Transmission: 2,135

Total with Automatic Transmission: 81,937

Pontiac Tempest LeMans Sport, Body Styles:

4 Door Hardtop, 6 Passenger, Body Style # 23739

Base Price: $3,083; Shipping Weight: 3,405 Pounds

Total Production: 3,657

2 Door Coupe, 6 Passenger, Body Style # 23727

Base Price: $2,891; Shipping Weight: 3,265 Pounds

Total Production: 1,673

2 Door Hardtop, 6 Passenger, Body Style # 23737

Base Price: $2,953; Shipping Weight: 3,290 Pounds

Total Production: 58,356

2 Door Convertible, 6 Passenger, Body Style # 23767

Base Price: $3,182; Shipping Weight: 3,330 Pounds

Total Production: 4,670

4 Door Station Wagon, 6 Passenger, Body Style #23736

Base Price: $3,328; Shipping Weight: 3,775 Pounds

Total Production: 3,872

Total Tempest Lemans Sport Production: 72,179

Total with Standard Transmission: 3,413

Total with Automatic Transmission: 68,766

Pontiac GTO, 8 Cylinder, Body Styles:

2 Door Hardtop, 5 Passenger, Body Style # 24237

Base Price: $3,267; Shipping Weight: 3,641 Pounds

Total Production: 32,737

2 Door Convertible, 5 Passenger, Body Style # 24267

Base Price: $3,492; Shipping Weight: 3,691 Pounds

Total Production: 3,615

Pontiac GTO with WT-1 "The Judge" Option, 8 Cylinder, Body Styles:

2 Door Hardtop Judge, 5 Passenger, Body Style #24237

Base Price: $3,604; Shipping Weight: N/A

Total Production: 3,629

2 Door Convertible, Judge, 5 Passenger, Body Style #24267

Base Price: $3,829; Shipping Weight: N/A

Total Production: 168

Total GTO Production: 40,149

Total with Standard Transmission: 16,033

Total with Automatic Transmission: 24,116

Total with Ram Air III V-8's: 4,356

Chassis:

Wheelbase:

2 Door: 112"

4 Door: 116"

Tire Size:

Tire Sizes Not Available

Engine Availability:

Engine Horsepower Model Availability

I-6 250 Cubic Inch 155 H.P. Standard on Tempest, except GTO

V-8 350 Cubic Inch 255 H.P. Optional on Tempest, except GTO

V-8 400 Cubic Inch 265 H.P. Optional on Tempest, except GTO .

V-8 400 Cubic Inch 330 H.P. Optional on Tempest, except GTO

V-8 400 Cubic Inch 345 H.P. Optional on Tempest, except GTO

V-8 400 Cubic Inch 350 H.P. Standard on GTO

V-8 400 Cubic Inch 366 H.P. Optional on GTO Judge. Optional on GTO (Ram Air)

V-8 400 Cubic Inch 370 H.P. Optional on GTO (Ram Air) & GTO Judge

V-8 455 Cubic Inch 360 H.P. Optional on GTO

General Engine Specifications:

See 1970 Pontiac Engines & Engine Accessories:

Tune Up Specifications:

6 Cylinder, 250 Cubic Inch Engine, with Standard Transmission:

Spark Plug Type: AC R46T

Spark Plug Gap: .035"

Point Gap: .019"

Dwell Angle: 31-34 Degrees

Firing Order: 1-5-3-6-2-4

Ignition Timing: TDC

Engine Idle Speed:

Standard Transmission: 700 RPM; 400 RPM with A/C "Off"

Fuel Pump Pressure: 4 to 5 PSI

6 Cylinder, 250 Cubic Inch Engine, with Automatic Transmission:

Spark Plug Type: AC R46T

Spark Plug Gap: .035"

Point Gap: .019"

Dwell Angle: 31-34 Degrees

Firing Order: 1-5-3-6-2-4

Ignition Timing: 4 Degrees BTDC

Engine Idle Speed:

Automatic Transmission: 600 RPM in Drive: 400 RPM in Drive, with A/C "Of"

Fuel Pump Pressure: 4 to 5 PSI

8 Cylinder, 350 Cubic Inch Engine, with 2 Barrel Carburetor:

Spark Plug Type: AC R46S

Spark Plug: Gap .035"

Point Gap: .016"

Distributor Cam Angle: 30 Degrees

Firing Order: 1-8-4-3-6-5-7-2

Ignition Timing: 9 Degrees BTDC

Engine Idle Speed:

Standard Transmission: 800 RPM

Automatic Transmission: 650 RPM in Drive, with A/C "Off"

Fuel Pump Pressure: 5 to 6-1/2 PSI

8 Cylinder, 400 Cubic Inch Engines with 2 Barrel Carburetor:

Spark Plug Type: AC R46S

Spark Plug: Gap .035"

Point Gap: .016"

Distributor Cam Angle: 30 Degrees

Firing Order: 1-8-4-3-6-5-7-2

Ignition Timing: 9 Degrees BTDC

Engine Idle Speed:

Standard Transmission: 800 RPM

Automatic Transmission: 650 RPM in Drive

Fuel Pump Pressure: 5 to 6-1/2 PSI

8 Cylinder, 400 Cubic Inch Engines with 4 Barrel Carburetor:

Spark Plug Type: AC R45S

Spark Plug: Gap .035"

Point Gap: .016"

Distributor Cam Angle: 28-32 Degrees

Firing Order: 1-8-4-3-6-5-7-2

Ignition Timing: 9 Degrees BTDC

Engine Idle Speed:

Standard Transmission: 950 RPM

Automatic Transmission: 650 RPM in Drive with A/C "Off"

Fuel Pump Pressure: 5 to 6-1/2 PSI

8 Cylinder, 400 Cubic Inch Engines with Ram Air:

Spark Plug Type: AC R44S

Spark Plug: Gap .035"

Point Gap: .016"

Distributor Cam Angle: 28-32 Degrees

Firing Order: 1-8-4-3-6-5-7-2

Ignition Timing: 15 Degrees BTDC

Engine Idle Speed:

Standard Transmission: 1,000 RPM; 650 RPM with A/C "Off"

Automatic Transmission: 750 RPM in Drive; 500 RPM in Drive with A/C "Off"

Fuel Pump Pressure: 5 to 6-1/2 PSI

8 Cylinder, 455 Cubic Inch Engines:

Spark Plug Type: AC R45S (With Ram Air: .045")

Spark Plug: Gap .035"

Point Gap: .016"

Distributor Cam Angle: 30 Degrees

Firing Order: 1-8-4-3-6-5-7-2

Ignition Timing: 15 Degrees BTDC

Engine Idle Speed:

Standard Transmission: 950 RPM with A/C "Off"

Automatic Transmission: 650 RPM in Drive with A/C "Off"

Fuel Pump Pressure: 5 to 6-1/2 PSI

Valve Specifications:

See 1970 Pontiac Engines & Engine Accessories:

Pistons, Rings, Wrist Pin, Crankshaft, & Bearing Data:

See 1970 Pontiac Engines & Engine Accessories:

Engine Tightening Specifications:

See 1970 Pontiac Engines & Engine Accessories:

Capacities:

6 Cylinder:

Cooling System:

With Heater: 11.3 Quarts

With Air Conditioning: 13 Quarts

Radiator Pressure Cap:

With Air Conditioning: 14-17 PSI

Without Air Conditioning: 14-17 PSI

Thermostat Opening: 195 Degrees

Fuel Tank: 21-1/2 Gallons

Engine Oil Refill: 5 Quarts*

Manual Transmission:

Three Speed: 3-1/2 Pints

Four Speed: 2-1/2 Pints

Automatic Transmission:

Pan: 3-1/4 Quarts

Rear Axle: 3 Pints

* With New Oil Filter

8 Cylinder, 350 Cubic Inch Engine, Tempest:

Cooling System:

With Heater: 19.6 Quarts

With Air Conditioning: 19.6 Quarts

Radiator Pressure Cap:

With Air Conditioning: 14-17 PSI

Without Air Conditioning: 14-17 PSI

Thermostat Opening: 190 Degrees

Fuel Tank: 21-1/2 Gallons

Engine Oil Refill: 6 Quarts*

Manual Transmission:

Three Speed:

Standard Unit: 3-1-2 Pints

Heavy Duty Unit: 2.8 Pints

Four Speed: 2-1/2 Pints

Automatic Transmission:

Pan: 3-1/4 Quarts

Rear Axle: 3 Pints

* With New Oil Filter

8 Cylinder, GTO, 400 Cubic Inch Engine:

Cooling System:

With Heater: 18.3 Quarts

With Air Conditioning: 18.3 Quarts

Radiator Pressure Cap:

With Air Conditioning: 14-17 PSI

Without Air Conditioning: 14-17 PSI

Thermostat Opening: 190 Degrees

Fuel Tank: 21-1/2 Gallons

Engine Oil Refill: 6 Quarts*

Manual Transmission:

Three Speed: 2.8 Pints

Four Speed: 2-1/2 Pints

Automatic Transmission:

Pan: 3-1/4 Quarts

Rear Axle: 3 Pints (With 8-3/4" Ring Gear: 5 Pints)

* With New Oil Filter

8 Cylinder, GTO, 455 Cubic Inch Engine:

Cooling System:

With Heater: 18.6 Quarts

With Air Conditioning: 20.8 Quarts

Radiator Pressure Cap:

With Air Conditioning: 14-17 PSI

Without Air Conditioning: 14-17 PSI

Thermostat Opening: 190 Degrees

Fuel Tank: 21-1/2 Gallons

Engine Oil Refill: 6 Quarts*

Manual Transmission:

Three Speed: 2.8 Pints

Four Speed: 2-1/2 Pints

Automatic Transmission:

Pan: 3-1/4 Quarts

Rear Axle: 3 Pints (With 8-3/4" Ring Gear: 5 Pints)

* With New Oil Filter

Delco-Remy Distributor Specifications:

See 1970 Pontiac Engines & Engine Accessories:

Delco-Remy Alternator & Regulator Specifications:

See 1970 Pontiac Engines & Engine Accessories:

Delco-Remy Starting Motor Specifications:

See 1970 Pontiac Engines & Engine Accessories:

Rear Axle Specifications:

Carrier Type: Integral

Ring Gear & Pinion Backlash:

Method: Shims

Adjustment: .005"-.009"

Pinion Bearing Preload:

Method: Nut

Adjustment:

New Bearings: 20-30 Inch Lbs

Used Bearings: 14-20 Inch Lbs.

Differential Bearing Preload:

Method: Shims

Adjustment: Slip fit plus .008" Tight

Type "C" Differential:

Carrier Type: Integral

Ring Gear & Pinion Backlash:

Method: Shims

Adjustment: .005"-.008"

Pinion Bearing Preload:

Method: Spacer

Adjustment:

New Bearings: 20-25 Inch Lbs

Used Bearings: 10-15 Inch Lbs.

Differential Bearing Preload:

Method: Shims

Adjustment:

New Bearings: .004"

Used Bearings: .004"

Brake Specifications:

Brake Drum Diameter: 9-1/2"

Wheel Cylinder Bore:

Disc Brakes: 2-15/16"

Front: 1-1/8"

Rear: 7/8"

Master Cylinder Bore:

Disc Brakes: 1-1/8"

Drum Brakes: 1"

Power Brakes: 1"

Wheel Alignment Specifications:

All Models:

Caster:

Passenger Cars: -1-1/2 Degrees

Station Wagons: -2 Degrees

Camber:

Left: +1/4 Degrees

Right: +1/4 Degrees

Toe In: 0 to 1/8"

Toe-Out on Turns:

Outer Wheel: 18 Degrees

Inner Wheel: 20 Degrees

Carburetor Specifications:

See 1970 Pontiac Engines & Engine Accessories:

Popular Options:

Air Conditioning; Heater & Defroster; AM Radio; AM-FM Push Button Radio; Stereo Tape Player; Rear Seat Speaker; Electric Antenna; Power Steering; Power Brakes; Electric Clock; Tinted Windshield; Padded Dash; Remote Control Side Mirror; LeMans Console Shift; Bucket Seats; Reclining Passenger Side Bucket Seat; Head Rests; Tilt Steering Wheel; Custom Sports Steering Wheel; Tachometer; Rally Gauge Cluster; Two Speed Wipers & Washer; Luggage Carrier for Wagons; Power Tailgate Window for Wagons; Custom Wheel Discs; Wire Wheel Discs; Rally Wheels; Back Up Lights; Bumper Guards; Cordova Top; Handling & Ride Package; Safe-T-Track; Various Trim Options; Various Engine & Transmission Options, and much more.

1970 Pontiac Historical Data:

Introduction date for the 1970 Pontiac line was on September 18, 1969.

Total 1970 Pontiac Production was 692,303, including 238,627 Tempests & GTOs.

1970 Pontiac Colors & Codes:

Code Color

06 Orbit Orange

10 Polar White

14 Palladium Silver

19 Starlight Black

25 Bermuda Blue

26 Lucerne Blue

28 Atoll Blue

34 Mint Turquoise

43 Key Lime Green

45 Palasade Green

47 Verdoro Green

48 Pepper Green

50 Sierra Yellow

51 Golden Rod Yellow

53 Coronado Gold

55 Baja Gold

60 Orbit Orange

63 Palomino Copper

75 Carousel Red

67 Castillian Bronze

75 Cardinal Red

78 Burgundy

Promotional Model Cars Available:

Plastic: Bonneville 2 Door Hardtop, Bonneville Convertible, Grand Prix 2 Door Hardtop, GTO 2 Door Hardtop, GTO Convertible, Firebird 2 Door Hardtop.