Introduction

The 1984 Firebird's appearance was similar to the 1983 version and came in three models

Base Firebird

Firebird SE

Trans Am

I.D. NUMBERS

Pontiac used the industry-wide 17-symbol Vehicle Identification Number (VIN)
It was located on the upper left surface of the instrument panel, visible through the windshield
PositionCharacterDescription
1st1US built
2ndGGeneral Motors product
3rd2Pontiac Motor Division vehicle
4thAManual seatbelts
5thSFirebird
XSE
WTrans Am
6th & 7th87Body style number: two-door plainback special coupe
8th*Engine type where * is replaced by the following
  • R = 151-cid 4, 92-hp
  • 2 = 151-cid 4, 92-hp
  • X = 173-cid V6, 107-hp
  • 1 = 173-cid V6, 107-hp
  • Z = 173-cid V6, 125-hp
  • H = 305-cid V8, 150-hp
  • 7 = 305-cid V8, 190-hp
9th?A check digit that calculates the characters in the serial number and gives it a single digit code and can be used to verify that the serial number is legitimate
10thEThe model year where E = 1984
11th_Manufacturing plant code
12th to 17th100001 and upProduction sequence serial number

IDENTIFICATION

Model NumberStyle NumberBody TypeSeatingFactory PriceShipping WeightProduction Total
2FS872-door Hardtop Base Firebird - Four4$8349286662,621
both 4 & V8
2FS872-door Hardtop Base Firebird - V64$87242948
2FX872-door Hardtop SE - V64$10,649296510,309
2FX872-door Hardtop SE - V84$10,8493145
2FW872-door Hardtop Trans Am - V84$10,699310755,374

ENGINE

VIN CodeR or 2X or 1ZH (Chev)7
CylindersFour (inline)60° V-660° V-690° V-890° V-8
ValvingOverhead valveOverhead valveOverhead valveOverhead valveOverhead valve
BlockCast-ironCast-ironCast-ironCast-ironCast-iron
HeadCast-ironAluminumAluminumCast-ironCast-iron
Bore & Stroke4.00 x 3.00 in.3.50 x 3.00 in.3.50 x 3.00 in.3.74 x 3.48 in.4.00 x 3.00 in.
Displacement151 cid (2.5 liters)173 cid (2.8 liters)173 cid (2.8 liters)305 cid (5.0 liters)305 cid (5.0 liters)
Compression ratio9.0 : 18.5 : 18.9 : 18.6 : 19.5 : 1
Brake H.P.92 @ 4400 rpm107 @ 4800125 @ 5400150 @ 4000 rpm190 @ 4800 rpm
Torque (lb-ft)132-134 @ 2800 rpm145 @ 2100 rpm145 @ 2400 rpm240 @ 2400 rpm240 @ 3200 rpm
Main bearingsFiveFourFourFiveFive
Valve liftersHydraulic
CarburetorThrottle-body fuel injection2-barrel Rochester E2SE2-barrel Rochester E2SE4-barrel Rochester E4METhrottle-body fuel Injection

TRANSMISSION

Four-speed TransmissionStandard on base Firebird
Five-speed TransmissionStandard on Firebird SE
Three-speed Turbo-Hydra-MaticOptional
Four-speed Turbo-Hydra-MaticOptional
Final drive ratio with 4-speed3.42 : 1
Final drive ratio with V-6 and 5-speed3.73 : 1
Final drive ratio with V-8 and 5-speed3.23 : 1
Final drive ratio with 3-speed automatic3.23 : 1
Final drive ratio with 4-speed automatic2.93 : 1

CHASSIS

FEATUREFirebirdSETrans Am
Wheelbase101.0 in.101.0 in.101.0 in.
Overall length189.9 in.189.9 in.189.9 in.
Height49.7 in.49.749.7
Width72.072.072.0
Front tread60.760.760.7
Rear tread61.661.661.6
TiresP195/75R14 SBR BSWP205/70R14 SBR BSWP205/70R14 SBR BSW
SteeringRecirculating ball
Front suspensionModified MacPherson struts with coil springs between lower control arm and X-member
Rear suspensionTorque arm/track bar with coil springsTorque arm/track bar with coil springs and anti-sway bar
BrakesFront disc, rear drums
IgnitionElectronic
Body constructionUnit
Fuel tank15.9 gal

OPTIONS

151-cid four (Firebird SE)$350 credit
173-cid V-6 (Firebird)$250
305-cid V-8 four-barrel (Firebird)$550
305-cid V-8 four-barrel (SE)$220
H.O. 305-cid V-8 (Trans Am)$530
Five-speed manual transmission (Firebird)$125
Three-speed automatic transmission (Firebird)$425
Four-speed automatic transmission (Firebird)$525
Four-speed automatic transmission (SE / Trans Am)$295
Limited-slip differential (Firebird)$95
Power four-wheel disc brakes (Firebird)$179
Power four-wheel disc brakes with performance packageN/C
Rally handling package$50
California emissions$99
Trans Am Recaro option$3061 - $3160
Firebird SE and Trans Am special performance package$134 - $408
Firebird exterior appearance package$199
Firebird black appearance package$123 - $152
Firebird custom exterior$51 - $112
Air conditioning$630 - $730
Cruise control$175
Power seats$210 - $430
Power windows$185 - $260
Hatch roof$825 - $861
Louvered rear sunshields$210
Two-tone paint$205 - $290
Lear Siegler bucket seats$400 - $759
Lear Siegler bucket seats (leather)$945 - $1304

HISTORICAL NOTES

1984 Firebird Notes

1984 FIREBIRD PHOTOS

1984 Trans Am
1984 Firebird Trans Am
1984 Trans Am
1984 Firebird Trans Am
1984 Trans Am
1984 Firebird Trans Am
1984 Trans Am
1984 Firebird Trans Am
1984 Trans Am
1984 Firebird Trans Am
1984 Trans Am
1984 Firebird Trans Am
1984 Trans Am
1984 Firebird Trans Am