Pontiac Firebird Service Repair Manuals


Introduction

The base Firebird equipment included the following:

The styling was nearly identical to the 1967 Firebirds except the vent windows were replaced with a one-piece side door glass.

Technical changes included bias-mounted rear shock absorbers and multi-leaf rear springs.

I.D. NUMBERS

VIN LocationLeft front door post
PositionCharacterDescription
12General Motors: Pontiac Division
2 & 323Body series: Firebird
4 & 567convertible
37hardtop
681968
7VAssembled in Lordstown, Ohio
8 to 13100001 and upproduction sequence

PRODUCTION NOTES

ModelSynchromesh TransmissionAutomatic TransmissionTotal
Standard ohc six Firebirds7528844115,969
Standard V-8 Firebirds16,63239,25055,882
Deluxe ohc six Firebirds121613092525
Deluxe V-8 Firebirds753425,20232,736
Totals32,91074,202107,112

IDENTIFICATION

Model Number Style Number Body Type Seating Factory Price Shipping Weight Production Total
223 22337 2-door Hardtop
coupe
5$2781306190,152
223 22367 2-door Convertible
convertible
5$2996334616,960

ENGINE

FEATUREBase 6Sprint 6Tempest 8GTO 8HO 8
ConfigurationInlineInlineVeeVeeVee
CylindersSixSix888
ValvesOverheadOverheadOverheadOverheadOverhead
CamshaftOverheadOverheadPushrodPushrodPushrod
BlockCast IronCast IronCast IronCast IronCast Iron
Displacement250 cid250 cid350 cid350 cid400 cid
Bore & Stroke3.875"x3.531"3.875"x3.531"3.875"x3.75"3.875"x3.75"4.125"x3.746"
Compression Ratio10.5:110.5:19.2:110.5:110.75:1
Brake HP175 @ 4800 rpm215 @ 4800 rpm265 @ 4600 rpm320 @ 5100 rpm330 @ 4800 rpm
Main bearings   55
Valve LiftersHydraulicHydraulicHydraulicHydraulicHydraulic
CarburetorRochester
one-barrel
Rochester
four-barrel
Rochester
model 7028071
two-barrel
Rochesterfour-barrelRochester four-barrel

TRANSMISSION

Two-speed automatic$195
Heavy-duty three-speed manual with floor shift$84

CHASSIS

ModelWheelbaseOverall LengthFront TreadRear Tread
Firebird108"188.8"60"60"

FIREBIRD RPO PACKAGES

Firebird 350 Package
  • Three-speed manual transmission with column shift
  • F70 x 14 tires
  • 350-cid V-8 with 9.2:1 compression
  • Rochester two-barrel carburetor
  • 265 hp @ 4600 rpm
  • Price: $106 over the base model
Firebird 350 Package
  • Three-speed manual transmission with column shift
  • Dual exhausts
  • H.O. side stripes
  • Heavy-duty battery
  • Four F70 x 14 tires
  • 350-cid V8 with 10.5:1 compression
  • Rochesteer four-barrel carburetor
  • 320 hp @ 5100 rpm
  • $181 over the base model
Firebird 400 Package
  • Three-speed manual transmission with floor shift
  • Chrome air cleaner
  • Chrome rocker covers
  • Chrome oil cap
  • Sports type springs and shock absorbers
  • Heavy-duty battery
  • Dual exhausts
  • Hood emblem and dual scoop hood
  • F70 x 14 red line or white sidewall tires
  • "Power Flex" variable pitch cooling fan
  • 400-cid V8 with 10.75:1 compression
  • Rochester four-barrel carburetor
  • 330 hp @ 4800 rpm
  • $351 over the base model when included with the 3-speed manual transmission
  • $435 over the base model when included with the four-speed manual transmission
Firebird Ram Air 400 Package
  • Three-speed manual transmission with floor shift
  • Chrome air cleaner
  • Chrome rocker covers
  • Chrome oil cap
  • De-clutching fan
  • Sports type springs and shock absorbers
  • Heavy-duty battery
  • Dual exhausts
  • Hood emblem and dual functional scoop hood
  • F70 x 14 red line or white sidewall tires
  • "Power Flex" variable pitch cooling fan
  • 400-cid V8 with 10.75:1 compression
  • Rochester four-barrel carburetor
  • 335 hp @ 5000 rpm
  • $616 over the base model

OPTIONS

Custom air conditioner$360
Custom carpets$19
Console$51 - $68
Cruise control$53
Front disc brakes$63
Auxiliary gauge cluster$32
Rally gauge cluster$51
Rally gauge cluster with tachometer$84
Tinted windows$35
Tinted windshield$26
Right reclining bucket seat head restraint$84
Dual horns$4
Four-way power seat$70
Power brakes$42
Power steering$69
Left four-way power bucket seat$70
AM/FM radio$134
Rally stripes except 350 H.O.$15
Safeguard speedometer$16
Adjustable front and rear shocks$42
Hood mounted tachometer$63
Cordova top$84 - $95
Wire wheel discs$53 - $74
Rally I wheels$40 - $61
Rally II wheels$56 - $72

PERFORMANCE

MODEL0-to-60 MPHQUARTER MILE
335-hp Firebird 4007.6 seconds15.4 seconds

HISTORICAL NOTES

1968 Firebird Notes

1968 FIREBIRD PHOTOS

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