Specifications

Pontiac Firebird and Trans Am

Pontiac Firebird and Trans Am factory specifications: 69 sourced across 7 model years, 1967–1982.

69 specifications · 26 sources

Bronze 1967 Firebird hardtop with its split, bumper-integrated grille, front three-quarter at night, below brochure text
1967 Pontiac Firebird hardtop coupe, the first-year Firebird (1967 Canadian Firebird brochure)

1967

MeasureValueApplies to
Wheelbase 108.1 in all bodies
Overall length 188.8 in as printed for the test car
Shipping weight, hardtop (base six) 2,955 lb hardtop
Shipping weight, convertible (base six) 3,247 lb convertible
Curb weight, Firebird 400 convertible test car 3,598 lb Car and Driver test car
Weight distribution F/R, test car 57.0/43.0 % Car and Driver test car
Fuel capacity 18.5 US gal all

1968

MeasureValueApplies to
Wheelbase 108.1 in all bodies
Overall length 188.2 in as printed for the test car
Front and rear track 60 in test car
Shipping weight, hardtop (base six) 3,051 lb hardtop
Curb weight, Ram-Air 400 test car 3,351 lb Hot Rod test car, as printed
Fuel capacity 21.5 US gal as printed by Hot Rod

1969

MeasureValueApplies to
Wheelbase 108.1 in all bodies
Overall length 191.1 in hardtop coupe
Overall width 73.9 in hardtop coupe
Overall height 49.6 in hardtop coupe
Front and rear track 60 in Trans Am
Shipping weight, Trans Am 3,375 lb Trans Am coupe, approximate as printed
Curb weight, Firebird 350 test car 3,642 lb Motor Trend test car, 350 2-bbl automatic
Fuel capacity 18.5 US gal all
Trans Am axle ratio 3.55 :1 Trans Am standard
Trans Am tires F70-14 on 7-in rims Trans Am
Shipping weight, Firebird two-door hardtop 3,051 lb Firebird two-door hardtop
Shipping weight, Firebird convertible 3,346 lb Firebird convertible

1970

MeasureValueApplies to
Shipping weight, Firebird (base) hardtop 3,140 lb Firebird (base) hardtop
Shipping weight, Esprit hardtop 3,435 lb Esprit hardtop
Shipping weight, Formula 400 hardtop 3,470 lb Formula 400 hardtop
Shipping weight, Trans Am hardtop 3,550 lb Trans Am hardtop

1971

MeasureValueApplies to
Shipping weight, Firebird (base) hardtop 3,164 lb Firebird (base) hardtop
Shipping weight, Esprit hardtop 3,423 lb Esprit hardtop
Shipping weight, Formula hardtop (Formula 350) 3,473 lb Formula hardtop (Formula 350)
Shipping weight, Trans Am hardtop 3,578 lb Trans Am hardtop

1972

MeasureValueApplies to
Shipping weight, Firebird (base) hardtop, six-cylinder 3,357 lb Firebird (base) hardtop, six-cylinder
Shipping weight, Firebird (base) hardtop, V-8 3,359 lb Firebird (base) hardtop, V-8
Shipping weight, Esprit hardtop 3,359 lb Esprit hardtop
Shipping weight, Formula 400/455 hardtop 3,424 lb Formula 400/455 hardtop
Shipping weight, Trans Am hardtop 3,578 lb Trans Am hardtop

1982

MeasureValueApplies to
Wheelbase 101 in Firebird coupe (table column "1982 Firebird Cpe."; no separate Trans Am figure printed)
Tread, front 60.7 in Firebird coupe (table column "1982 Firebird Cpe.")
Tread, rear 60.6 in Firebird coupe (table column "1982 Firebird Cpe.")
Length 189.8 in Firebird coupe (table column "1982 Firebird Cpe.")
Width 72 in Firebird coupe (table column "1982 Firebird Cpe.")
Height 49.8 in Firebird coupe (table column "1982 Firebird Cpe.")
Curb weight 2,858 lb Firebird coupe (table column "1982 Firebird Cpe."; the page prints 2,858 lbs and a -522 lbs change from 1981)
Front head room 37 in Firebird coupe
Front leg room 43 in Firebird coupe
Front shoulder room 57.7 in Firebird coupe
Front hip room 56.3 in Firebird coupe
Rear head room 35.6 in Firebird coupe
Rear leg room 28.6 in Firebird coupe
Rear shoulder room 56.3 in Firebird coupe
Rear hip room 42.8 in Firebird coupe
EPA interior volume index 84/12 cu ft Firebird coupe (printed as "84/12 cu.ft."; the page prints the 1981 comparison as 85/9)
Maximum cargo area 30.9 cu ft Firebird coupe, rear seat folded down
Turning diameter, curb-to-curb 36.7 ft Firebird (stated for the Firebird generally, not per model)
Fuel tank capacity 16 gal steel fuel tank; the page gives it for coupe, SE and Trans Am
Drag coefficient 0.351 Cd Firebird (production car; printed ".351")
Drag coefficient 0.342 Cd Trans Am (printed ".342 for the Firebird Trans Am"; the Trans Am page calls it nine points better than the Firebird coupe)
Standard Trans Am engine 5.0 liter 4-barrel V-8, 145 horsepower, with dual resonator exhaust Trans Am
Standard Trans Am transmission and axle heavy-duty 4-speed manual transmission with 3.21:1 rear axle ratio Trans Am
Trans Am 0 to 60 mph, standard powertrain 10 s Trans Am with standard 5.0 liter 4-barrel V-8 (dealer-book statement; no test conditions given)
Dual TBI 5.0 liter V-8 rating 165 horsepower at 4200 rpm Trans Am option (requires automatic transmission and WS6)
Dual TBI 5.0 liter V-8 compression ratio 9.5:1 (versus 8.6:1 for the 4-barrel V-8) Trans Am option
Trans Am 0 to 60 mph, Dual TBI V-8 9 s Trans Am with Dual TBI 5.0 liter V-8 and automatic transmission (dealer-book statement; no test conditions given)
Level I suspension (Firebird coupe standard) 27mm front stabilizer bar (29mm with optional engines), 15:1 steering gear ratio, 14 x 6 in steel wheels, P195/75R14 glass-belted blackwall tires Firebird coupe
Level II suspension (Trans Am and SE standard; available on coupe) 30mm front stabilizer bar, 14:1 steering gear ratio, heavier front springs, 12mm rear stabilizer bar, 14 x 7 in cast aluminum wheels, P205/70R14 steel-belted blackwall tires Trans Am and SE standard, available on coupe
Level III suspension, special performance handling package (WS6) 32mm front stabilizer bar, 12.7:1 steering gear ratio, 17mm rear stabilizer bar with V-6 or 21mm with V-8, 4-wheel power disc brakes, limited-slip differential, 15 x 7 in cast aluminum wheels, P215/65R15 steel-belted blackwall tires, stowaway inflatable spare Trans Am and SE option (required with Dual TBI V-8)
Front seat travel 5 to 7 1/2 (increased from 5 in; printed as "5 to 7 1/2 inches") Firebird coupe

Each year's heading links to that model year's full fact sheet. Specification labels are carried as recorded and not normalized across years, so the same measure may be worded differently from one year to the next.