Pontiac Firebird (1973) – Ultimate Guide

Introduction

Four models of the Firebird were available:

  • Base Firebird, series 2F2
  • Firebird Esprit, series 2FT
  • Firebird Formula, series 2FU
  • Trans Am, series 2FV

BASE FIREBIRD

  • A new “egg-crate” grille insert
  • Improved Endura nose to meet U.S. government crash standards
  • Redesigned hubcaps and wheel covers
  • Front and rear bucket seats with all-vinyl trim, solid foam seat cushions with integral springs
  • Loop-pile carpet
  • Deluxe steering wheel
  • Upper-level ventilation
  • Woodgrain dash accents
  • Ashtray light
  • Endura front bumper
  • Small full-width front air dam
  • Radio antenna embedded in windshield
  • Bright moldings on windshield, rear window, and grille
  • Thin body sill moldings
  • Front disc brakes
  • Three-speed manual column shift transmission
  • E78-14 black sidewall tires

FIREBIRD ESPRIT

  • Identified by model signature scripts on roof pillars
  • Custom interior
  • Concealed windshield wipers
  • African crossfire mahogany dash and console accent panels
  • Front and rear bucket seats with all-vinyl trim, solid foam seat cushions with integral springs
  • Loop-pile carpet
  • Deluxe steering wheel
  • Upper-level ventilation
  • Woodgrain dash accents
  • Ashtray light
  • Endura front bumper
  • Small full-width front air dam
  • Radio antenna embedded in windshield
  • Bright moldings on windshield, rear window, and grille
  • Thin body sill moldings
  • Front disc brakes
  • Three-speed manual floor shift transmission
  • E78-14 black sidewall tires
  • Custom cloth and Morrokide trim
  • Distinctive door trim panels
  • Perforated headliner
  • Added sound insulation
  • Custom cushion steering wheel
  • Rear armrest ashtrays
  • Trunk mat
  • Dash assist grip
  • Wheel trim rings
  • Body-color mirrors (both sides)
  • Remote control left mirror
  • Body-color door handle inserts
  • Bright roof rail trim
  • Window sill moldings
  • Rear hood edge accents
  • Wheel opening moldings
  • Wide rocker panel accent strips

FIREBIRD FORMULA

  • Model signature script moldings on the roof pillar
  • Fiberglass hood with forward-mounted twin air scoops
  • 1.125″ front stabilizer bars
  • Firm control shock absorbers
  • Heavy duty suspension
  • Dual exhausts with chrome extensions
  • Black-textured grille
  • Dual exhausts
  • Front and rear bucket seats with all-vinyl trim, solid foam seat cushions with integral springs
  • Loop-pile carpet
  • Deluxe steering wheel
  • Upper-level ventilation
  • Woodgrain dash accents
  • Ashtray light
  • Endura front bumper
  • Small full-width front air dam
  • Radio antenna embedded in windshield
  • Bright moldings on windshield, rear window, and grille
  • Thin body sill moldings
  • Front disc brakes
  • Three-speed manual floor shift transmission
  • F70-14 tires
  • Custom cloth and Morrokide trim
  • Distinctive door trim panels
  • Perforated headliner
  • Added sound insulation
  • Custom cushion steering wheel
  • Rear armrest ashtrays
  • Trunk mat
  • Dash assist grip
  • Wheel trim rings
  • Body-color mirrors (both sides)
  • Remote control left mirror
  • Body-color door handle inserts
  • Concealed wipers
  • Bright roof rail trim
  • Window sill moldings
  • Rear hood edge accents
  • Wheel opening moldings
  • Wide rocker panel accent strips

FIREBIRD TRANS AM

  • Large wing decal on hood
  • A new honeycomb mesh grill insert
  • New interior trim
  • Redesigned hubcaps and wheel covers
  • Front and rear bucket seats with all-vinyl trim, solid foam seat cushions with integral springs
  • Loop-pile carpet
  • Deluxe steering wheel
  • Upper-level ventilation
  • Woodgrain dash accents
  • Ashtray light
  • Endura front bumper
  • Small full-width front air dam
  • Radio antenna embedded in windshield
  • Bright moldings on windshield, rear window, and grille
  • Thin body sill moldings
  • Front disc brakes
  • Formula steering wheel
  • Engine-turned dash trim
  • Rally gauge cluster with clock and tachometer
  • Front air dam
  • Front and rear wheel opening flares
  • Full width rear deck spoiler
  • Engine air extractors
  • Shaker hood
  • 15″ Rally II rims with trim rings
  • Black-textured grille inserts
  • Fast-rate power steering
  • Power brakes with front discs
  • 1.25″ front stabilizer bars
  • 0.875″ rear stabilizer bars
  • Special high-rate rear springs
  • Safe-T-Track differential
  • Air cleaner with rear-facing cold air induction system
  • Power-flex cooling fan
  • Four-speed close-ratio manual transmission with floor shift
  • Optional Turbo-Hydra-Matic
  • F60-15 white lettered tires

I.D. NUMBERS

VIN Location On top of dash at left, viewable through windshield
Position Character Description
1 2 General Motors: Pontiac Division
2 S Basic Firebird
T Firebird Esprit
U Firebird Formula
V Trans Am
3 & 4 87 hardtop coupe
5 _ Engine code (see listing in engine section)
6 3 Year: 1973
7 _ Assembly plant
8 to 13 100001 and up production sequence

IDENTIFICATION

Model Number Style Number Body Type Seating Factory Price Shipping Weight Production Total
2FS S87 2-door Hardtop Base Firebird – 6 cyl 4 $2895 3159 14,096
both 6 & V8
2FS S87 2-door Hardtop Base Firebird – V8 4 $3013 3380
2FT T87 2-door Hardtop Esprit 4 $3249 3309 17,249
2FU U87 2-door Hardtop Formula 4 $3276 3318 10,166
2FV V87 2-door Hardtop Trans Am 4 $4204 3504 4,802

ENGINE

MODEL Code Type Displacement Carb Compression Net HP
Base Firebird D 6-cyl 250 cid 1-V 8.25:1 100 @ 3600 rpm
Base Firebird M V-8 350 cid 2-V 7.6:1 150 @ 4000 rpm
Espirt (std) M V-8 350 cid 2-V 7.6:1 150 @ 4000 rpm
Espirt (opt) R V-8 400 cid 2-V 8.0:1 170 @ 3600 rpm
Formula (std) M V-8 350 cid 2-V 7.6:1 150 @ 4000 rpm
Formula (opt) R V-8 400 cid 2-V 8.0:1 170 @ 3600 rpm
Formula (opt) Y V-8 455 cid 4-V 8.0:1 250 @ 4000 rpm
Formula (opt) X V-8 455 cid 4-V 8.4:1 310 @ 4000 rpm
Trans Am X V-8 455 cid 4-V 8.4:1 310 @ 4000 rpm

TRANSMISSION

N/A

CHASSIS

Wheelbase Overall length Front tread Rear tread
108 in. 192.1 in. 60 in. 60 in.

OPTIONS

AM/FM stereo $233
AM/FM stereo with tape deck $363
Power windows $75

PERFORMANCE

MODEL 0-to-60 MPH QUARTER MILE
SD-455 Trans Am 7.3 seconds 15 seconds

HISTORICAL NOTES

1973 Firebird Notes

  • Production of SD-455 Trans Ams totaled 252 cars, of which 180 had automatic transmission and the rest had manual transmission
  • Fifty Formula Firebirds also had the SD-455 muscle engine

1973 Automotive Notes

  • After being phased out in the late 1960’s, vent windows appear as an extra-cost option
  • All engines get an EGR (exhaust gas recirculation) valve to cut emissions of nitrogen oxide
  • All new cars must have a 5-mph front “crash” bumpers and 2½-mph rear bumpers.
  • Cars built after January 1 must incorporate side beams in the doors
  • Hardtop (i.e., no center pillar) cars are being phased out
  • Horsepower and torque figures are lower again
  • More than 72% of new cars have air conditioning.
  • The OPEC (Organization of the Petroleum Exporting Countries) oil embargo on Oct. 19 leads to fuel shortages, long lines at the pumps, and price hikes. It lasted for five months
  • US Federal law bans odometer “roll-back” and force dealers to disclose mileage before selling a used car
  • GM news:
    • Edward N. Cole was president of GM
    • Richard C. Gerstenberg was chairman of the board at GM
    • Rebodied mid-size lines feature “Colonnade” hardtops with fixed center pillars
    • GM experiments with a device that requires the driver to pass a sobriety test before the car will start
    • Chevrolet surpasses Ford by almost 230,000 units
    • 1000 Impalas get air bags
    • Chevelle and Monte Carlo coupes get swing-out bucket seats
    • Last year for Chevelle 454 V-8, SS option departs
    • Camaro SS label and big-block engines are gone, but Type LT (Luxury Touring) remains
    • Hatchback versions of the Nova, Ventura, Omega, and Apollo appear
    • Pontiac introduces Grand Am based on the Le Mans but with the luxury of the Grand Prix and performance of the Trans Am
    • Firebird Trans Am retains the 455-cid V8 (7.4 litre) and sports a large hood-mounted wing decal which some called the “Chicken”
    • Oldsmobile retains third spot followed by Pontiac and Plymouth
    • Oldsmobile introduces the Omega compact, a re-badged Nova
    • Buick introduces the Apollo compact, a re-badged Nova
    • Buick names its mid-size model “Century”
  • Ford news:
    • Again, Ford sells another half-million Pintos
    • Last year for the Cougar
  • Chrysler news:
    • Plymouth drops from fourth place to fifth after Pontiac
    • Electronic ignition is standard on all Chrysler engines
    • Dart Demon is renamed Sport because of objection to devil logo
    • Dodge “Convertriple” and Plymouth “Space Duster” feature fold-down rear seat
  • AMC news:
    • Hornet gets a sporty hatchback coupe with optional 304 V-8
    • Gremlin offers a “Levi’s” option where the interior fabric resembles that of blue jeans with red piping
  • Other makes news:
    • Beginning in 1970, the Series II Excalibur was a hand-built “neoclassic” evolved from Brooks Steven’ original Studebaker-based 1965-69 design.
    • All Excaliburs had GM chassis and 350-cid (5.7 litre)(later had big-block 454 Corvette (7.4 litre)) V-8s
    • Only 72 two-seat Roadsters and 270 four-seat Phaetons were built through 1974
  • Top American Automobile Corporations for 1973
1. General Motors5,548,154
2. Ford2,964,358
3. Chrysler1,798,684
4. AMC392,105
5. Others1,128
  • Top model year production for 1973
Chevrolet   2,579,509
Ford   2,349,815
Oldsmobile   922,771
Pontiac   919,870
Plymouth   882,196
Buick   821,165
Apollo   32,793
Century    298,468
LeSabre   197,281
Centurion    44,976
Estate Wagon   12,282
Electra    225177,772
Riviera   34,080
Dodge   665,536
Mercury   486,470
AMC   392,105
Javelin   27,536
Cadillac  304,839
Calais   8,073
DeVille    216,243
Eldorado   51,451
Fleetwood Brougham    24,800
Series Seventy-Five   4,272
Chrysler   234,223
Lincoln1   28,073
Imperial   16,729
Checker   900
Excalibur   122
Avanti II   106
Alfa-Romeo   204,902
U.S. Alfa-Romeo sales   2,595
Aston-Martin   250

1968 FIREBIRD Photo Gallery