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| 1968 Pontiac Firebird 400 H.O. Series 22600 (L-74) | ||
| Convertible | ||
| Standard Specifications | ||
| Show Summary |
| Original Base Price | ||
| No. Produced | 16,960 | |
| Body | ||
| Body Maker | Fisher | |
| No. Doors | 2 | |
| Passengers | 4 | |
| Model Number | 22667 | |
| Weight | ||
| Dimension | ||
| Wheelbase | 108 inches | |
| Length | 188.8 inches | |
| Width | 72.8 inches | |
| Height | 50 inches | |
| Front Tread | 60 inches | |
| Rear Tread | 60 inches | |
| Engine | ||
| Type | Own, V8, OHV | |
| Displacement | 400 cu. in. | |
| Cylinders | 8 | |
| Bore & Stroke | 4.125 & 3 3/4 inches | |
| Compression Ratio-Std | 10.75 to 1 | |
| Compression Ratio-Opt | ||
| Brake Horsepower | 335@5000 | |
| Rated Horsepower | 54.3 | |
| Torque | 430@3400 | |
| Main Bearings | 5 | |
| Valve Lifters | Hydraulic | |
| Block Material | Cast Iron | |
| Engine Numbers | ||
| Engine No. Location | ||
| Lubrication | Pressure to all bearings excluding wrist pin | |
| Carburetor | ||
| Type | Quadrajet | |
| Make | Rochester | |
| Transmission | ||
| Type | Fully synchronous, heavy duty 3-spd manual w/ Hurst floor shifter | |
| Drive | Rear wheel drive | |
| No. Of Gears | 3 | |
| Gear Ratios | ||
| 1st | 2.42 to 1 | |
| 2nd | 1.58 to 1 | |
| 3rd | 1 to 1 | |
| 4th | Not applicable | |
| 5th | Not applicable | |
| Reverse | 2.41 to 1 |
| Clutch Type | Single plate dry disc | ||
| Clutch Size | 10 13/32 inches | ||
| Axle Type | Semifloating | ||
| Differential | Hypoid | ||
| Differential Ratio | 3.36 to 1 | ||
| Suspension | |||
| Front | Independent ball joint with coil springs | ||
| Rear | Hotchkiss | ||
| Steering Gear | Recirculating ball | ||
| Brakes | |||
| Service | Hydraulic, self-adjusting drums | ||
| Front Size | 9.5 inches | ||
| Rear Size | 9.5 inches | ||
| Emergency | Rear service brakes | ||
| Size | 9.5 inches | ||
| Other Systems Specifications | |||
| Exhaust System | Dual | ||
| Ignition System | Distributor and coil | ||
| Battery | 12 volt storage battery | ||
| Cooling System | Water pump | ||
| Radiator | Tube and center | ||
| Fuel Type | Premium | ||
| Mileage | |||
| Wheels, Rims & Tires | |||
| Wheel Type | |||
| Wheel Mfr | |||
| Wheel Size | |||
| Tire Type | |||
| Tire Size | F70 x 14 | ||
| Spare Location | Trunk | ||
| Capacities | |||
| Fuel | 18.5 Gallons | ||
| Oil | 5 Quarts | ||
| Transmission | 3.5 Pints | ||
| Cooling System | 12 Quarts | ||
| Rear Differential | 3 Pints | ||
| Front Differential | Not applicable | ||
| Transfer Case | Not applicable | ||
| Classic Rating | Not Rated | ||
| VIN/ID | |||
| VIN/Serial no. | Starting 223678(U or L)00001 | ||
| VIN Description | Total Digits: 13 | ||
| Digits 1: Make | |||
| Digits 2-3: Series | |||
| Digits 4-5: Body style | |||
| Digits 6: Model year | |||
| Digits 7: Assembly plant | |||
| Digits 8-13: Production number | |||
| VIN Location | On plate on top of left side of dashboard, visible through windshield. | ||
|
| |||
| Additional Information | |||
| No. produced includes all convertibles. Total produced was 107,112 of which 88,618 were V8's and 18,494 were 6's. | |||
| References | |
| 1968 Pontiac Service Manual | Los Angeles Public Library 630 West Fifth Street Los Angeles CA 90071 (213) 228-7000 www.lapl.org |
| The '68 Greats from Pontiac | Detroit Public Library (Nat'l Auto. Hist. Collctn) 5201 Woodward Detroit MI 48202 (313) 833-1456 www.detroit.lib.mi.us/nahc/index.htm |
| The Fabulous Firebird M Lamm | Los Angeles Public Library |
| 1974 Pontiac Service Manual | Los Angeles Public Library |
| Catalog of Firebird ID Numbers Cars & Parts | Los Angeles Public Library |
| The Complete Book of Classic GM Muscle by Mike Mueller | Private Library |
| Standard Catalog of American Cars 1946-1975 Krause Pub. | Los Angeles Public Library |
| Serial No. Book for US Cars 1900-1975 G. Brigham | Horseless Carriage Foundation 8186 Center St. Suite F P.O. Box 4119 La Mesa CA 91944-4119 (619) 464-0301 www.hcfi.org |
| Exterior Colors | ||
| Paint Type | ||
| Colors | Alpine Blue Metallic | |
| Aegena Blue Metallic | ||
| Nordic Blue Metallic | ||
| April Gold Metallic | ||
| Meridian Turquoise Metallic | ||
| Aleutian Blue Metallic | ||
| Flambeau Burgundy Metallic | ||
| Springmist Green Metallic | ||
| Verdoro Green Metallic | ||
| Solar Red | ||
| Primavera Beige | ||
| Nightshade Green Metallic | ||
| Mayfair Maize | ||
| All colors may not be available in all models. | ||
| Two Tone Colors Available | ||
| Standard/Optional Equipment | ||
| 3-speed heavy duty Turbo Hydramatic transmission | Opt | |
| Heavy duty 4-speed manual transmission | Opt | |
| Power windows | Opt | |
| Air conditioning | Opt | |
| Power steering | Opt | |
| Radio | Opt | |
| Speed control device | Opt | |
| Optional Axle Ratios | Opt | |