1968 MERCURY

1968 MERCURY

Full Sized Models

Model Designations:

Mercury Monterey, 8 Cylinder

Mercury Montclair, 8 Cylinder

Mercury Park Lane, 8 Cylinder

Mercury Marquis, 8 Cylinder

Mercury Station Wagons, 8 Cylinder

Mercury Monterey, 8 Cylinder, Body Styles:

4 Door Sedan, 6 Passenger, Body # 44

Factory Price: $3,052; Shipping Weight: 3,798 Pounds

Production Total: 30,727

2 Door Convertible Coupe, 6 Passenger, Body # 45

Factory Price: $3,436; Shipping Weight: 4,114 Pounds

Production Total: 1,515

2 Door Hardtop Coupe, 6 Passenger, Body # 47

Factory Price: $3,113; Shipping Weight: 3,820 Pounds

Production Total: 15,145

4 Door Hardtop Sedan, 6 Passenger, Body # 48

Factory Price: $3,207; Shipping Weight: 3,858 Pounds

Production Total: 8,927

Mercury Montclair, 8 Cylinder, Body Styles:

4 Door Sedan, 6 Passenger, Body # 54

Factory Price: $3,331; Shipping Weight: 3,863 Pounds

Production Total: 7,255

2 Door Hardtop Coupe, 6 Passenger, Body # 57

Factory Price: $3,387; Shipping Weight: 3,848 Pounds

Production Total: 3,497

4 Door Hardtop Sedan, 6 Passenger, Body # 58

Factory Price: $3,459; Shipping Weight: 3,943 Pounds

Production Total: 4,008

Mercury Park Lane, 8 Cylinder, Body Styles:

4 Door Sedan, 6 Passenger, Body # 64

Factory Price: $3,552; Shipping Weight: 4,011 Pounds

Production Total: 7,008

2 Door Convertible Coupe, 6 Passenger, Body # 65

Factory Price: $3,822; Shipping Weight: 4,114 Pounds

Production Total: 1,112

2 Door Hardtop Coupe, 6 Passenger, Body # 67

Factory Price: $3,575; Shipping Weight: 3,947 Pounds

Production Total: 2,584

4 Door Hardtop, 6 Passenger, Body # 68

Factory Price: $3,647; Shipping Weight: 3,992 Pounds

Production Total: 10,390

Mercury Marquis, 8 Cylinder, Body Styles:

2 Door Hardtop Coupe, 6 Passenger, Body # 69

Factory Price: $3,685; Shipping Weight: 3,995 Pounds

Production Total: 3,965

Mercury Station Wagons, 8 Cylinder, Body Styles:

4 Door Commuter Station Wagon, 6 Passenger, Body # 72

Factory Price: $3,441; Shipping Weight: 4,212 Pounds

Production Total: 3,497

4 Door Commuter Station Wagon, 9 Passenger, Body # 72

Factory Price: $3,569; Shipping Weight: 4,331 Pounds

Production Total: 5,191

4 Door Colony Park Station Wagon, 6 Passenger, Body # 76

Factory Price: $3,460; Shipping Weight: 4,259 Pounds

Production Total: 5,674

4 Door Colony Park Station Wagon, 9 Passenger, Body # 76

Factory Price: $3,888; Shipping Weight: 4,295 Pounds

Production Total: 15,505

Chassis:

Wheelbase:

Passenger Cars: 123"

Station Wagons: 119"

Tire Sizes: 8.15 X 15"

Engine Availability by Model:

V-8 390 Cubic Inches 265 H.P. Standard with Standard Transmission

V-8 390 Cubic Inches 280 H.P. Standard with Automatic Transmission

V-8 390 Cubic Inches 315 H.P. Standard Marquis, & Brougham. Optional V-8

V-8 428 Cubic Inches 340 H.P. Optional on all models

General Engine Specifications:

V-8 Engine, 390 Cubic Inches, 265 H.P.:

Engine Type: Overhead Valve V-8

Bore & Stroke: 4.0468" x 3.781"

Engine Displacement: 390 Cu. In.

Compresssion Ratio: 9.50 to 1

Taxable Horsepower: 52.96

Horsepower: 265 @ 4,400 RPM

Torque: 390 Ft. Lbs @ 2,600 RPM

Normal Oil Pressure: 35-55 PSI

Carburetor: 2 Barrel

V-8 Engine, 390 Cubic Inches, 280 H.P.:

Engine Type: Overhead Valve V-8

Bore & Stroke: 4.0468" x 3.781"

Engine Displacement: 390 Cu. In.

Compresssion Ratio: 10.50 to 1

Taxable Horsepower: 52.96

Horsepower: 280 @ 4,400 RPM

Torque: 403 Ft. Lbs @ 2,600 RPM

Normal Oil Pressure: 35-55 PSI

Carburetor: 2 Barrel

V-8 Engine, 390 Cubic Inches, 280 H.P.:

Engine Type: Overhead Valve V-8

Bore & Stroke: 4.0468" x 3.781"

Engine Displacement: 390 Cu. In.

Compresssion Ratio: 10.50 to 1

Taxable Horsepower: 52.96

Horsepower: 315 @ 4,600 RPM

Torque: 427 Ft. Lbs @ 2,800 RPM

Normal Oil Pressure: 35-55 PSI

Carburetor: 4 Barrel

V-8 Engine, 428 Cubic Inches, 340 H.P.:

Engine Type: Overhead Valve V-8

Bore & Stroke: 4.130" x 3.980"

Engine Displacement: 428 Cu. In.

Compresssion Ratio: 10.50 to 1

Taxable Horsepower: 54.5

Horsepower: 340 @ 4,600 RPM

Torque: 462 Ft. Lbs @ 2,800 RPM

Normal Oil Pressure: 35-55 PSI

Carburetor: 4 Barrel

Tune Up Specifications - All Series:

TEEC: Thermactor Exhaust Emission Control

8 Cylinder, 390 Cubic Inch Engines, with Standard Transmission, without TEEC:

Spark Plug Type: Autolite BF-42

Spark Plug: Gap .034"

Point Gap: .017"

Distributor Cam Angle: 24-29 Degrees

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

Ignition Timing: 6 Degrees BTDC

Engine Idle Speed:

Standard Transmission: 625 RPM, with A/C "On"

Fuel Pump Pressure: 4-1/2 to 6-1/2 PSI

8 Cylinder, 390 Cubic Inch Engines, with Automatic Transmission & IMCO System:

Spark Plug Type: Autolite BF-42

Spark Plug: Gap .034"

Point Gap: .017"

Distributor Cam Angle: 26-31 Degrees

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

Ignition Timing: 6 Degrees BTDC

Engine Idle Speed:

Automatic Transmission: 550 RPM in Drive, with A/C "On"

Fuel Pump Pressure: 4-1/2 to 6-1/2 PSI

8 Cylinder, 428 Cubic Inch Engines, with Standard Transmission, without TEEC:

Spark Plug Type: Autolite BF-42

Spark Plug: Gap .034"

Point Gap: .021"

Distributor Cam Angle: 24-29 Degrees

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

Ignition Timing: 6 Degrees BTDC

Engine Idle Speed:

Standard Transmission: 625 RPM, with A/C "On"

Fuel Pump Pressure: 4-1/2 to 6-1/2 PSI

8 Cylinder, 428 Cubic Inch Engines, with Automatic Transmission & IMCO System:

Spark Plug Type: Autolite BF-42

Spark Plug: Gap .034"

Point Gap: .017"

Distributor Cam Angle: 26-31 Degrees

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

Ignition Timing: 6 Degrees BTDC

Engine Idle Speed:

Automatic Transmission: 550 RPM in Drive, with A/C "On"

Fuel Pump Pressure: 4-1/2 to 6-1/2 PSI

Valve Specifications:

8 Cylinder Engine, 390 Cu. In.:

Valve Lash:

Intake: .100"-.200"

Exhaust: .100"-.200"

Valve Angles:

Seat: 45 Degrees

Face:: 44 Degrees

Valve Spring Height, Installed: 1-7/8"

Valve Spring Pressure: 90 Lbs @ 1.82 inches

Valve Stem Clearance:

Intake .001"-.0024";

Exhaust .0015"-.0032"

Valve Stem Diameter:

Intake: .3711"-.3718"

Exhaust: .3706"-.3713"

8 Cylinder Engine, 428 Cu. In.:

Valve Lash:

Intake: .100"-.200"

Exhaust: .100"-.200"

Valve Angles:

Seat: 45 Degrees

Face:: 44 Degrees

Valve Spring Height, Installed: 1-13/16"

Valve Spring Pressure: 90 Lbs @ 1.82 inches

Valve Stem Clearance:

Intake .001"-.0024";

Exhaust .001"-.0032"

Valve Stem Diameter:

Intake: .3711"-.3718"

Exhaust: .3706"-.3713"

Piston, Rings, Pins, Crankshaft & Bearing Data:

8 Cylinder Engine, 390 Cubic Inches:

Piston Clearance: .0015"-.0023"

Ring End Gap:

Compression: .010"

Oil: .015"

Wrist Pin Diameter: .975"

Rod Bearings:

Shaft Diameter: 2.4380"-2.4388"

Bearing Clearance: .0008"-.0015"

Main Bearings:

Shaft Diameter: 2.7484"-2.7492"

Bearing Clearance: .0013"-.0025"

Thrust on #3 Bearing

Crankshaft End Play: .004"-.010"

8 Cylinder Engine, 428 Cubic Inches:

Piston Clearance: .0015"-.0023"

Ring End Gap:

Compression: .010"

Oil: .015"

Wrist Pin Diameter: .975"

Rod Bearings:

Shaft Diameter: 2.4380"-2.4388"

Bearing Clearance: .0008"-.0026"

Main Bearings:

Shaft Diameter: 2.7484"-2.7492"

Bearing Clearance: .0005"-.0015"

Thrust on #3 Bearing

Crankshaft End Play: .004"-.010"

Engine Tightening Specifications:

8 Cylinder, 390 Cubic Inch Engine:

Spark Plugs: 15-20 Ft. Lbs.

Cylinder Head Bolts: 80-90 Ft. Lbs.

Intake Manifold: 32-35 Ft. Lbs.

Exhaust Manifold: 12-18 Ft. Lbs.

Rocker Arm Shaft Bracket: 40-45 Ft. Lbs.

Rocker Arm Cover: 4-7 Ft. Lbs.

Connecting Rod Cap Bolts: 40-45 Ft. Lbs.

Main Bearing Cap Bolts: 95-105 Ft. Lbs.

Flywheel to Crankshaft: 75-85 Ft. Lbs.

Vibration Damper or Pulley: 70-90 Ft. Lbs.

8 Cylinder, 428 Cubic Inch Engine:

Spark Plugs: 15-20 Ft. Lbs.

Cylinder Head Bolts: 80-90 Ft. Lbs.

Intake Manifold: 32-35 Ft. Lbs.

Exhaust Manifold: 12-18 Ft. Lbs.

Rocker Arm Shaft Bracket: 45-50 Ft. Lbs.

Rocker Arm Cover: 4-7 Ft. Lbs.

Connecting Rod Cap Bolts: 40-45 Ft. Lbs.

Main Bearing Cap Bolts: 95-105 Ft. Lbs.

Flywheel to Crankshaft: 75-85 Ft. Lbs.

Vibration Damper or Pulley: 70-90 Ft. Lbs.

Capacities-All Series:

8 Cylinder 390 Cubic Inch Engines:

Cooling System:

Without Heater: 19-1/2 Quarts

With Heater: 20-1/2 Quarts

With Air Conditioning: 20-1/2 Quarts

Radiator Cap Pressure:

With Air Conditioning: 12-15 PSI

Without Air Conditioning: 12-15 PSI

Thermostat Opening: 195 Degrees

Fuel Tank:

Passenger Cars: 22 Gallons

Station Wagons: 22 Gallons

Engine Oil Refill: 5 Quarts*

Manual Transmission:

Three Speed Transmission: 3-1/2 Pints

Four Speed Transmission: 4 Pints

Automatic Transmission:

3 Speed: 11 Quarts

C-4: 10-1/4 Quarts

C-6: 13 Quarts

Rear Axle: 5 Pints

* With New Oil Filter

8 Cylinder 428 Cubic Inch Engines:

Cooling System:

Without Heater: 19-1/2 Quarts

With Heater: 20-1/2 Quarts

With Air Conditioning: 20-1/2 Quarts

Radiator Cap Pressure:

With Air Conditioning: 12-15 PSI

Without Air Conditioning: 12-15 PSI

Thermostat Opening: 195 Degrees

Fuel Tank:

Passenger Cars: 24 Gallons

Station Wagons: 20 Gallons

Engine Oil Refill: 5 Quarts*

Manual Transmission:

Three Speed Transmission: 3-1/2 Pints

Four Speed Transmission: 4 Pints

Automatic Transmission: 13 Quarts

Rear Axle: 5 Pints

* With New Oil Filter

Starting Motor Specifications:

390 & 428 Cubic Inch Engines:

Part #C7AF-11001-C:

Rotation: Clockwise

Brush Spring Tension: 40 Ounces

No Load Test: 70 Amperes, 12 Volts @ 9,500 RPM

Torque Test: 670 Amperes, 5.0 Volts, @ 15.5 Ft. Lbs.

Part #C7AF-11001-E:

Rotation: Clockwise

Brush Spring Tension: 40 Ounces

No Load Test: 70 Amperes, 12 Volts @ 11,000 RPM

Torque Test: 700 Amperes, 4.0 Volts, @ 15.5 Ft. Lbs.

Ford Alternator Specifications:

Alternator #C6AF-10300-A, 42 Ampere:

Current Rating: 42 Amperes @ 15 Volts

Field Current @ 75 Degrees: 2.8 to 3.3 Amperes @ 12 Volts

Voltage Regulator: (Autolite)

Voltage @ 75 Degrees: 13.5-15.3 Volts

Field Relay:

Closing Voltage @ 75 Degrees: 2.3 to 4.2 Volts

Alternator #C6AF-10300-C, 42 Ampere:

Current Rating: 42 Amperes @ 15 Volts

Field Current @ 75 Degrees: 2.8 to 3.3 Amperes @ 12 Volts

Voltage Regulator: (Autolite)

Voltage @ 75 Degrees: 13.5-15.3 Volts

Field Relay:

Closing Voltage @ 75 Degrees: 2.3 to 4.2 Volts

Alternator #C6AF-10300-G, 55 Ampere:

Current Rating: 55 Amperes @ 15 Volts

Field Current @ 75 Degrees: 2.8 to 3.3 Amperes @ 12 Volts

Voltage Regulator: (Autolite)

Voltage @ 75 Degrees: 13.5-15.3 Volts

Field Relay:

Closing Voltage @ 75 Degrees: 2.3 to 4.2 Volts

Alternator #C6TF-10300-E, 55 Ampere:

Current Rating: 55 Amperes @ 15 Volts

Field Current @ 75 Degrees: 2.8 to 3.3 Amperes @ 12 Volts

Voltage Regulator: (Autolite)

Voltage @ 75 Degrees: 13.5-15.3 Volts

Field Relay:

Closing Voltage @ 75 Degrees: 2.3 to 4.2 Volts

Alternator #C6TF-10300-F, 55 Ampere:

Current Rating: 55 Amperes @ 15 Volts

Field Current @ 75 Degrees: 2.8 to 3.3 Amperes @ 12 Volts

Voltage Regulator: (Autolite)

Voltage @ 75 Degrees: 13.5-15.3 Volts

Field Relay:

Closing Voltage @ 75 Degrees: 2.3 to 4.2 Volts

Alternator #C6AF-10300-F, 55 Ampere:

Current Rating: 55 Amperes @ 15 Volts

Field Current @ 75 Degrees: 2.8 to 3.3 Amperes @ 12 Volts

Voltage Regulator: (Autolite)

Voltage @ 75 Degrees: 13.5-15.3 Volts

Field Relay:

Closing Voltage @ 75 Degrees: 2.3 to 4.2 Volts

Alternator #C6AF-10300-D, 42 Ampere:

Current Rating: 42 Amperes @ 15 Volts

Field Current @ 75 Degrees: 2.8 to 3.3 Amperes @ 12 Volts

Voltage Regulator: (Autolite)

Voltage @ 75 Degrees: 13.5-15.3 Volts

Field Relay:

Closing Voltage @ 75 Degrees: 2.3 to 4.2 Volts

Alternator #C6AF-10300-B, 42 Ampere:

Current Rating: 42 Amperes @ 15 Volts

Field Current @ 75 Degrees: 2.8 to 3.3 Amperes @ 12 Volts

Voltage Regulator: (Autolite)

Voltage @ 75 Degrees: 13.5-15.3 Volts

Field Relay:

Closing Voltage @ 75 Degrees: 2.3 to 4.2 Volts

Distributor Specifications:

8 Cylinder, 390 Cubic Inch Engine with Standard Transmission & 2 Barrel Carburetor:

Part #C8AF-M

Breaker Point Gap: .021"

Cam Angle: 24-29 Degrees

Breaker Arm Spring Tension: 17 to 21 Ounces

Centrifugal Advance:

Advance Starts: 1/2 Degrees @ 350 RPM

Full Advance: 11 Degrees @ 2,000 RPM

Vacuum Advance Data:

Advance Starts @ 5" Vacuum

Full Advance: 12-1/2 Degrees @ 25" Vacuum

Maximum Retard:

6 Degrees @ 20" Vacuum

8 Cylinder, 390 Cubic Inch Engine with Automatic Transmission & 2 Barrel Carburetor:

Part #C8AF-R

Breaker Point Gap: .017"

Cam Angle: 26-31 Degrees

Breaker Arm Spring Tension: 17 to 21 Ounces

Centrifugal Advance:

Advance Starts: 1/2 Degrees @ 350 RPM

Full Advance: 14 Degrees @ 2,000 RPM

Vacuum Advance Data:

Advance Starts @ 5" Vacuum

Full Advance: 12-1/2 Degrees @ 25" Vacuum

Maximum Retard:

6 Degrees @ 20" Vacuum

8 Cylinder, 390 Cubic Inch Engine with Automatic Transmission & 2 Barrel Carburetor:

Part #C8AF-AA

Breaker Point Gap: .017"

Cam Angle: 26-31 Degrees

Breaker Arm Spring Tension: 17 to 21 Ounces

Centrifugal Advance:

Advance Starts: 1/2 Degrees @ 350 RPM

Full Advance: 14 Degrees @ 2,000 RPM

Vacuum Advance Data:

Advance Starts @ 5" Vacuum

Full Advance: 11-1/2 Degrees @ 25" Vacuum

8 Cylinder, 390 Cubic Inch Engine with Standard Transmission & 4 Barrel Carburetor:

Part #C8AF-S

Breaker Point Gap: .021"

Cam Angle: 24-29 Degrees

Breaker Arm Spring Tension: 17 to 21 Ounces

Centrifugal Advance:

Advance Starts: 1/2 Degrees @ 350 RPM

Full Advance: 14 Degrees @ 2,000 RPM

Vacuum Advance Data:

Advance Starts @ 5" Vacuum

Full Advance: 12-1/2 Degrees @ 25" Vacuum

Maximum Retard:

6 Degrees @ 20" Vacuum

8 Cylinder, 390 Cubic Inch Engine with Automatic Transmission & 4 Barrel Carburetor:

Part #C7AF-AC

Breaker Point Gap: .017"

Cam Angle: 26-31 Degrees

Breaker Arm Spring Tension: 17 to 21 Ounces

Centrifugal Advance:

Advance Starts: 1/2 Degrees @ 350 RPM

Full Advance: 14 Degrees @ 2,000 RPM

Vacuum Advance Data:

Advance Starts @ 5" Vacuum

Full Advance: 12-1/2 Degrees @ 25" Vacuum

8 Cylinder, 428 Cubic Inch Engine:

Part #C8AF-Y

Breaker Point Gap: .017"

Cam Angle: 26-31 Degrees

Breaker Arm Spring Tension: 19 to 21 Ounces

Centrifugal Advance:

Advance Starts: 1/2 Degrees @ 350 RPM

Full Advance: 14 Degrees @ 2,000 RPM

Vacuum Advance Data:

Advance Starts @ 5" Vacuum

Full Advance: 12-1/2 Degrees @ 25" Vacuum

Brake Specifications, All Series

Brake Drum Diameter: 11.03"

Wheel Cylinder Bore:

Front Disc: 1.938"

Front Drum: 1.094"

Rear: .938"

Master Cylinder Bore:

Disc Brakes: .9375"

Drum Brakes: 1"

Power Brakes: .9375"

Rear Axle, All Models:

Carrier Type: Removable

Ring Gear & Pinion Backlash: .008"-.012"

Nominal Pinion Locating Shim: .020"

Pinion Bearing Preload:

With New Bearings with Seal: 15-35 Inch Pounds

With New Bearings without Seal: 12-1/2 to 32-1/2 Inch Pounds

Differential Bearing Preload:

With New Bearings: .008"-.012"

With Used Bearings: .005"-.008"

Pinion Nut Torque: 200 Ft. Lbs.

Carrier Type: Integral

Ring Gear & Pinion Backlash: .008"-.012"

Nominal Pinion Locating Shim: .030"

Pinion Bearing Preload:

With New Bearings with Seal: 15-35 Inch Pounds

With New Bearings without Seal: 12-1/2 to 32-1/2 Inch Pounds

Differential Bearing Preload:

With New Bearings: .008"-.012"

With Used Bearings: .005"-.008"

Pinion Nut Torque: 200 Ft. Lbs.

Wheel Alignment Specifications:

All Models:

Caster: +1 Degrees

Camber:

Left: + 1/2 Degree

Right: + 1/2 Degree

Toe-In: 3/16"

Toe-Out on Turns:

Outer Wheel: 18-1/8 Degrees

Inner Wheel: 20 Degrees

Mercury Carburetor Adjustments:

Note: See 1968 Ford Motor Company Carburetor Database:

Popular Options:

AM Push Button Radio; AM-FM Pushbutton Radio; AM-FM Stereo Radio; AM Radio with Stereo 8 Track Tape System; Rear Seat Speaker; Air Conditioning with Heater; Tinted Glass; Back-Up Lamps; Speed Control; Automatic Headlight Dimmer; Electric Clock; Tinted Glass; Fresh Air Heater & Defroster; Equa-Lock Differential; 6 Way Power Seat; Oxford Roof on 2 Door Hardtops; Two-Tone Paint; Rocker Panel Molding; Power Steering; Power Brakes; Power Seat; Power Windows; Power Vent Windows; Front Seat Belts; Tilt Stering Wheel; Speed Control; Remote Trunk Release; Courtesy Lights; Automatic Transmission; Cornering Lights; Third Seat for Station Wagons; Luggage Rack for Station Wagons; White Sidewall Tires; Windshield Washers; Wheel Covers; White Sidewall Tires, Outside Remote Control Rear View Mirror; Various Trim & Engine/Transmission Options; and much more.

1968 Mercury Historical Data:

Introduction date of the 1968 Mercury line was September 22, 1967.

Total Mercury Production for the1968 model year was 357,208 including 117,482 Full Size Mercurys.

1968 Mercury Colors &Codes:

A Onyx

B Black Cherry

D Nordic Blue

F Madras Blue

I Lime Frost

M Polar White

N Diamond Blue

O Sea Foam Green

P Pewter Beige

Q Glacier Blue

R Augusta Green

T Cardinal Red

U Caribbean Blue

V Cinnamon Frost

W Saxony

X Wellington Blue

Y Grecian Gold

2 Tahitian Rose

3 Calypso Coral

6 Fawn

Promotional Models Available:

None