1973 FIREBIRD

Introduction

Four models of the Firebird were available:

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

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

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

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

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	14,096 both 6 & V8
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

N/A

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

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

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