1968 CHEVROLET

CHEVELLE

General Specifications

Model Designations:

Chevelle 300, Series 131, 6 Cylinder

Chevelle 300, Series 132, 8 Cylinder

Chevelle 300 DeLuxe, Series 133, 6 Cylinder

Chevelle 300 DeLuxe, Series 134, 8 Cylinder

Chevelle Malibu, Series 135, 6 Cylinder

Chevelle Malibu, Series 136, 8 Cylinder

Chevelle Concours, Series 137, 6 Cylinder

Chevelle Concours, Series 138, 8 Cylinder

Chevelle Super Sport, Series 138, 8 Cylinder

Chasis Features:

Wheelbase:

2 Door: 112 Inches - All Series

4 Door: 116 Inches - All Series

Wagon: 116 Inches

Overall Length:

Wagon: 208 Inches

4 Door: 202 Inches

2 Door: 198 Inches

Tire Size:

Chevelle: 7.35 x 14 Inches

Station Wagons: 7.75 x 14 Inches

1968 Chevelle Engines:

6 Cylinder, Inline, Overhead Valve, 230 Cu. In., 140 HP

6 Cylinder, Inline, Overhead Valve, 250 Cu. In., 155 HP

8 Cylinder, V-Type, Overhead Valve, 307 Cu. In, 200 HP

8 Cylinder, V-Type, Overhead Valve, 327 Cu. In., 250 HP

8 Cylinder, V-Type, Overhead Valve, 327 Cu. In., 275 HP

8 Cylinder, V-Type, Overhead Valve, 327 Cu. In., 325 HP

8 Cylinder, V-Type, Overhead Valve, 396 Cu. In., 325 HP

8 Cylinder, V-Type, Overhead Valve, 396 Cu. In., 350 HP

8 Cylinder, V-Type, Overhead Valve, 396 Cu. In., 375 HP

See 1968 Chevrolet Engines & Engine Accessories Data File for additional information on all engines and engine accessories.

Chevelle Models:

CHEVELLE 300, SERIES 113, 6 CYLINDER:

Model #13127, 2 Door Coupe, 6 Passenger,

Base Price: $2,341; Shipping Weight: 2,988 Lbs..

Model #13135; 4 Door Nomad Station Wagon, 6 Passenger,

Base Price: $2,625; Shipping Weight: 3,370 Lbs.

CHEVELLE 300 SERIES 132, 8 CYLINDER:

Model #13227, 2 Door Coupe, 6 Passenger,

Base Price: $2,447; Shipping Weight: 3,124 Lbs..

Model #13235; 4 Door Nomad Station Wagon, 6 Passenger,

Base Price: $2,731; Shipping Weight: 3,500 Lbs.

CHEVELLE 300 DELUXE, SERIES 133, 6 CYLINDER:

Model #13369; 4 Door Sedan, 6 Passenger,

Base Price: $2,445; Shipping Weight: 3,071 Lbs.

Model #13337, 2 Door Hardtop Coupe, 6 Passenger,

Base Price: $2,479; Shipping Weight: 3,036 Lbs..

Model #13327, 2 Door Coupe, 6 Passenger,

Base Price: $2,415; Shipping Weight: 3,005 Lbs..

Model #13335, 4 Door Nomad Station Wagon, 6 Passenger

Base Price: $2,736; Shipping Weight: 3,409 Lbs.

CHEVELLE 300 DELUXE, SERIES 134, 8 CYLINDER:

Model #13469; 4 Door Sedan, 6 Passenger,

Base Price: $2,550; Shipping Weight: 3,207 Lbs.

Model #13437, 2 Door Hardtop Coupe, 6 Passenger,

Base Price: $2,584; Shipping Weight: 3,171 Lbs..

Model #13427, 2 Door Coupe, 6 Passenger,

Base Price: $2,521; Shipping Weight: 3,141 Lbs..

Model #13335, 4 Door Nomad Station Wagon, 6 Passenger

Base Price: $2,841; Shipping Weight: 3,554 Lbs.

CHEVELLE MALIBU SERIES, 6 CYLINDER:

Model #13569; 4 Door Sedan, 6 Passenger,

Base Price: $2,524; Shipping Weight: 3,090 Lbs.

Model #13539; 4 Door Hardtop Sedan, 6 Passenger,

Base Price: $2,629; Shipping Weight: 3,165 Lbs.

Model #13537; 2 Door Hardtop Coupe, 6 Passenger,

Base Price: $2,558; Shipping Weight: 3,037 Lbs.

Model #13567, 2 Door Convertible Coupe, 6 Passenger,

Base Price: $2,757; Shipping Weight: 3,115 Lbs..

Model #13535, 4 Door Station Wagon, 6 Passenger

Base Price: $2,846; Shipping Weight: 3,421 Lbs.

CHEVELLE MALIBU, SERIES 136, 8 CYLINDER:

Model #13669; 4 Door Sedan, 6 Passenger,

Base Price: $2,629; Shipping Weight: 3,223 Lbs.

Model #13639; 4 Door Hardtop Sedan, 6 Passenger,

Base Price: $2,735; Shipping Weight: 3,315 Lbs.

Model #13637; 2 Door Hardtop Coupe, 6 Passenger,

Base Price: $2,663; Shipping Weight: 3,170 Lbs.

Model #13667, 2 Door Convertible Coupe, 6 Passenger,

Base Price: $2,863; Shipping Weight: 3,245 Lbs..

Model #13635, 4 Door Station Wagon, 6 Passenger

Base Price: $2,951; Shipping Weight: 3,554 Lbs.

CHEVELLE CONCOURS, SERIES 137, 6 CYLINDER:

Model #13735, 4 Door Custom Station Wagon, 6 Passenger

Base Price: $2,978; Shipping Weight: 3,543 Lbs.

CHEVELLE CONCOURS, SERIES 138, 8 CYLINDER:

Model #13835, 4 Door Custom Station Wagon, 6 Passenger

Base Price: $3,083; Shipping Weight: 3,561 Lbs.

CHEVELLE SUPER SPORT, SERIES 138, 8 CYLINDER:

Model #13837, 2 Door Hardtop Coupe, 6 Passenger,

Base Price: $2,899; Shipping Weight: 3,475 Lbs..

Model #13867, 2 Door Convertible Coupe, 6 Passenger,

Base Price: $3,102; Shipping Weight: 3,551 Lbs.

1968 CHEVROLET

CHEVELLE

Tune Up Specifications - Chevelle - All Series:

6 Cylinder Engine, 250 Cu. In., Standard Transmission:

Ground Polarity: Negative

Voltage: 12 Volts

Spark Plug:

Type AC 46N

Gap .035

Point Gap: .019"

Distributor Cam Angle: 31-34 Degrees

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

Ignition Timing: TDC

Location: Vibration Damper

Engine Idle Speed:

Standard Transmission: 700 RPM; (With Air Conditioning Off)

Fuel Pump Pressure: 3-1/2 to 4-1/2 PSI

6 Cylinder Engine, 250 Cu. In., Automatic Transmission:

Ground Polarity: Negative

Voltage: 12 Volts

Spark Plug:

Type AC 46N

Gap .035

Point Gap: .019"

Distributor Cam Angle: 31-34 Degrees

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

Ignition Timing: 4 Degrees BTDC

Location: Vibration Damper

Engine Idle Speed:

Automatic Transmission: 700 RPM in Drive; (With Air Conditioning On)

Fuel Pump Pressure: 3-1/2 to 4-1/2 PSI

8 Cylinder Engine, 307 Cu. In.:

Ground Polarity: Negative

Voltage: 12 Volts

Spark Plug:

Type AC 45S

Gap .035

Point Gap: .019"

Distributor Cam Angle: 28-32 Degrees

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

Ignition Timing: 2 Degrees BTDC

Location: Vibration Damper

Engine Idle Speed:

Standard Transmission: 700 RPM; (With Air Conditioning Off)

Automatic Transmission: 600 RPM in Drive; (With Air Conditioning Off)

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

8 Cylinder Engine, 327 Cu. In. 275 HP (Standard Transmission):

Ground Polarity: Negative

Voltage: 12 Volts

Spark Plug:

Type AC 44

Gap .035

Point Gap: .019"

Distributor Cam Angle: 28-32 Degrees

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

Ignition Timing: TDC

Location: Vibration Damper

Engine Idle Speed:

Standard Transmission: 700 RPM; (With Air Conditioning On)

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

8 Cylinder Engine, 327 Cu. In. 275 HP (Automatic Transmission):

Ground Polarity: Negative

Voltage: 12 Volts

Spark Plug:

Type AC 44

Gap .035

Point Gap: .019"

Distributor Cam Angle: 28-32 Degrees

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

Ignition Timing: 4 Degrees BTDC

Location: Vibration Damper

Engine Idle Speed:

Automatic Transmission: 600 RPM in Drive; (With Air Conditioning Off)

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

8 Cylinder Engine, 327 Cu. In. 325 HP:

Ground Polarity: Negative

Voltage: 12 Volts

Spark Plug:

Type AC 44

Gap .035

Point Gap: .019"

Distributor Cam Angle: 28-32 Degrees

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

Ignition Timing: 4 Degrees BTDC

Location: Vibration Damper

Engine Idle Speed:

Standard Transmission: 750 RPM (With Air Conditioning On)

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

8 Cylinder Engine, 396 Cu. In. 350 HP, Standard Transmission:

Ground Polarity: Negative

Voltage: 12 Volts

Spark Plug:

Type AC 43N

Gap .035

Point Gap: .019"

Distributor Cam Angle: 28-32 Degrees

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

Ignition Timing: TDC

Location: Vibration Damper

Engine Idle Speed:

Standard Transmission: 700 RPM (With Air Conditioning Off)

Fuel Pump Pressure: 5 to 8-1/2 PSI

8 Cylinder Engine, 396 Cu. In. 350 HP, Automatic Transmission:

Ground Polarity: Negative

Voltage: 12 Volts

Spark Plug:

Type AC 43N

Gap .035

Point Gap: .019"

Distributor Cam Angle: 28-32 Degrees

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

Ignition Timing: 4 Degrees BTDC

Location: Vibration Damper

Engine Idle Speed:

Automatic Transmission: 600 RPM in Drive (With Air Conditioning Off)

Fuel Pump Pressure: 5 to 8-1/2 PSI

Capacities-All Series :

With 6 Cylinder Engine, 230 & 250 Cu. In.:

Cooling System:

With No Heater: 11 Quarts

With Heater Only: 12 Quarts

With Air Conditioning: 12 Quarts

Radiator Cap Relief Pressure:

Without Air Conditioning: 15 PSI

With Air Conditioning: 15 PSI

Thermostat Opening: 195 Degrees

Fuel Tank: 20 Gallons

Engine Oil Refill: 5 Quarts with Filter

Manual Transmission:

Three Speed: 3 Pints

Automatic Transmission: 1-1/2 Quarts with Normal Change

Rear Axle: 3-1/2 Pints

With 8 Cylinder Engine, 307 Cu. In.:

Cooling System:

With No Heater: 16 Quarts

With Heater Only: 17 Quarts

With Air Conditioning: 18 Quarts

Radiator Cap Relief Pressure:

Without Air Conditioning: 15 PSI

With Air Conditioning: 15 PSI

Thermostat Opening: 195 Degrees

Fuel Tank: 20 Gallons

Engine Oil Refill: 5 Quarts with Filter

Manual Transmission: Three Speed: 3 Pints

Heavy Duty Transmission: 3-1/2 Pints

Four Speed: 3 Pints

Automatic Transmission:

Powerglide: 1-1/2 Quarts with Normal Change

Hydramatic: 2 Quarts with Normal Change

Rear Axle: 3-1/2 Pints

With 8 Cylinder Engine, 327 Cu. In., 275 HP:

Cooling System:

With No Heater: 15 Quarts

With Heater Only: 16 Quarts

With Air Conditioning: 17 Quarts

Radiator Cap Relief Pressure:

Without Air Conditioning: 15 PSI

With Air Conditioning: 15 PSI

Thermostat Opening: 195 Degrees

Fuel Tank: 20 Gallons

Engine Oil Refill: 5 Quarts with Filter

Manual Transmission: Three Speed: 3 Pints

With Heavy Duty Transmission: 3-1/2 Pints

Four Speed: 3 Pints

Automatic Transmission:

Powerglide: 1-1/2 Quarts with Normal Change

Hydra-Matic: 2 Quarts with Normal Change

Rear Axle: 4 Pints

With 8 Cylinder Engine, 327 Cu. In., 325 HP:

Cooling System:

With No Heater: 16 Quarts

With Heater Only: 17 Quarts

With Air Conditioning: 17 Quarts

Radiator Cap Relief Pressure:

Without Air Conditioning: 15 PSI

With Air Conditioning: 15 PSI

Thermostat Opening: 195 Degrees

Fuel Tank: 20 Gallons

Engine Oil Refill: 5 Quarts with Filter

Manual Transmission: Three Speed: 3 Pints

With Heavy Duty Transmission: 3-1/2 Pints

Four Speed: 3 Pints

Automatic Transmission:

Powerglide: 1-1/2 Quarts with Normal Change

Hydra-Matic: 2 Quarts with Normal Change

Rear Axle: 4 Pints

With 8 Cylinder Engine, 396 Cu. In.,:

Cooling System:

With No Heater: 23 Quarts

With Heater Only: 24 Quarts

With Air Conditioning: 24 Quarts

Radiator Cap Relief Pressure

Without Air Conditioning: 15 PSI:

With Air Conditioning: 15 PSI

Thermostat Opening: 195 Degrees

Fuel Tank: 20 Gallons

Engine Oil Refill: 5 Quarts with Filter

Manual Transmission: Three Speed: 3 Pints

With Heavy Duty Transmission: 3-1/2 Pints

Four Speed: 3 Pints

Automatic Transmission:

Powerglide: 1-1/2 Quarts with Normal Change

Hydra-Matic: 2 Quarts with Normal Change

Rear Axle: 4 Pints

Valve Specifications:

See 1968 Chevrolet Engines & Engine Accessories Data Section.

Pistons, Pins, Rings, Crankshaft & Bearings:

See 1968 Chevrolet Engines & Engine Accessories Data Section.

Engine Tightening:

See 1968 Chevrolet Engines & Engine Accessories Data Section.

Alternator & Regulator Specifications:

See 1968 Chevrolet Engines & Engine Accessories Data Section.

Distributor Specifications:

See 1968 Chevrolet Engines & Engine Accessories Data Section.

Starting Motor Specifications:

See 1968 Chevrolet Engines & Engine Accessories Data Section.

Carburetor Settings:

See 1968 Chevrolet Engines & Engine Accessories Data Section.

Rear Axle Specifications-All Series Chevelle:

Carrier Type: Integral

Ring Gear & Pinion Backlash:

Method: Check with dial gauge

Adnustment: .005"-.008"

Pinion Bearing Preload:

Method: Spacer

Adjustment:

New Bearings: 20-25 Inch Pounds

Used Bearings: 5-10 Inch Pounds

Differential Bearing Preload:

Method: Shims

Adjustment:

New Bearings: .010"

Used Bearings: .010"

Brake Specifications, Chevelle:

Brake Drum Diameter: 9-1/2 inches

Wheel Cylinder Bore:

Disc Brake: 2-1/16"

Front Drum: 1-1/8"

Rear Drum: 15/16"

Master Cylinder Bore:

Disc Brakes: 1-1/8"

Drum Brakes: 1" (With Metallic Linings, 7/8")

Power Brakes: 1"

Wheel Alignment Specifications, Chevelle, Except Super Sport:

Caster: -1 Degrees

Camber: +1/2 Degree

Toe In; 1/8 to 1/4 inches;

Toe Out on Turns:

Outer Wheel: 18.4 Degrees

Inner Wheel: 20 Degrees

Wheel Alignment Specifications, Chevelle Super Sport:

Caster: -1/2 Degrees

Camber: +1/2 Degree

Toe In; 1/8 to 1/4 inches;

Toe Out on Turns:

Outer Wheel: 18.4 Degrees

Inner Wheel: 20 Degrees

Popular Options:

Power Front Drum Brakes, Power Front Disc Front Brakes, Power Steering, Air Conditioning, Rear Defogger, Heater & Defroster Delete, Manual Radio, Push Button Radio, Push Button Radio with Rear Speaker (except Convertible), AM-FM Radio, Rear Antenna (except Station Wagons), AM-FM Stereo Radio, Cruise Control, Electric Clock, Front Bumper Guards, Rear Bumper Guards (except Station Wagons), Tinted Glass, Instrument Panel Safety Pad, Luggage Rack for Station Wagons, Power Tailgate Window for Station Wagons, Divided Second Rear Seat for Station Wagons, Four Way Power Seat, Power Convertible Top, Power Windows, Sport Steering Wheel, Tilt Steering Wheel, Rear Defroster, Full Wheel Covers, Wire Wheel Covers, Two-Tone Paint, Temperature Controlled Fan, Light Monitoring System, Positraction Axle, Air Shock Absorbers (Rear), Dual Exhausts (8 Cylinder), Various Engine & Transmission Options.

Paint Colors & Codes:

AA Tuxedo Black

CC Ermine White

DD Grotto Blue Poly

EE Fathom Blue Poly

FF Island Teal Poly

GG Ash Gold Poly

HH Grecian Green Poly

JJ Rallye Green Poly

KK Tripoli Turquoise Poly

LL Teal Blue Poly

NN Cordovan Maroon Poly

PP Seafrost Green Poly

RR Matador Red

TT Palomino Ivory

VV Sequoia Green Poly

YY Butternut Yellow

Promotional Model Cars Available:

Plastic: Chevelle SS 396 2 Door Hardtop

1968 Chevelle Historical Data:

1968 Chevrolet Model Year Introduction date is not available.

Model Year Production: Approximately: 367,185 Chevelles.

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