1970 FIREBIRD

CHASSIS
ENGINE
HISTORY
ID
LITERATURE
OPTIONS
PHOTOS

Standard equipment on the base Firebirds included the following:

A 250-cid 155-hp six
E78-14 black fibreglass tires
Front and rear bucket type seats
Vinyl upholstery
Wood grained dashboard
Carpeting
Outside rearview mirror
Manual front disc brakes
Six-inch wheel rims
Door storage pockets

Style changes included the following:

Endura rubber front ends with dual recessed grilles
Single headlights
Split side marker lamps
Enlarged wheel openings
Flush door handles
Smooth, clean, curvy body panels

Firebird lettering and engine badges appeared behind front wheel cutouts.

FIREBIRD ESPRIT

The Esprit was outwardly identified by the following:

Model script on the rear roof pillar
Bright roof rail and wheel opening moldings
V-8 displacement badges under front fender Firebird lettering
bird emblems above the grille

Standard equipment on the Firebird Esprit included the following:

A 350-cid two-barrel V-8 with 8.8:1 compression and 255-hp @ 4600 rpm
A three-speed manual gearbox with floor-mounted shift lever
E78-14 black fibreglass tires
Front and rear bucket type seats
Knit vinyl upholstery
Vinyl-covered deluxe steering wheel
Wood grained dashboard
Carpeting
Dual body-color outside sport mirrors
Concealed windshield wipers and antenna
Trunk floor mats
Manual front disc brakes
Six-inch wheel rims
Door storage pockets
Wheel trim rings
Custom trim
Decor moldings

FIREBIRD FORMULA 400

Standard equipment on the Firebird Formula 400 included the following:

All GM safety features
1-1/8" front and 5/8" rear stabilizer bars
High-rate springs
Wind-up rear axle controls
F70 x 14 bias-belted black sidewall tires
seven-inch wheel rims
manual front disc brakes and rear drums
carpets
vinyl interiors
front and rear bucket type seats
dual outside sport mirrors
concealed wipers and antennas
deluxe steering wheel
400-cid four-barrel V-8 with 10.25:1 compression and 265-hp @ 4600 rpm
Three-speed Hurst floor shift

External distinctions included extra-long twin hood scoops and Formula 400 nameplate.

TRANS AM

Standard equipment on the Trans Am included the following:

All GM safety features
Front air dams
Front and rear spoilers
Shaker hood
Side air extractors
Rear end spoilers
Aerodynamically styled outside mirrors with left-hand remote control type
Front and rear stabilizers
Heavy-duty shock absorbers and springs
Engine-turned dash inserts
Rally gauge cluster
Concealed wipers
Bucket seaats
Carpet
vinyl upholstery
Power brakes and steering
11" wide, 15" diameter Rally rims
F60-15 white letter tires
Transmission: wide-ratio four-speed manual with Hurst floor shift

Standard engine:

335-hp Ram Air V-8 engine
Ram Air HO

Optional engine:

400-cid, four-barrel V-8 coded as the L74 engine
compression 10.5:1
Peak power at 5000 rpm

Trans Ams had white or blue finish with contrasting racing stripes

I.D. NUMBERS

	VIN Location	Left front door post
Position	Character	Description
1	2	General Motors: Pontiac Division
2 & 3	23	body series: Firebird
4 & 5	67	convertible
4 & 5	37	hardtop
6	0	1970
7	V	Assembled in Lordstown, Ohio
8 to 13	100001 and up	production sequence

IDENTIFICATION

Model Number	Style Number	Body Type	Seating	Factory Price	Shipping Weight	Production Total
223	22387	2-door Hardtop Base Firebird	4	$2875	3140	18,874
224	22487	2-door Hardtop Esprit	4	$3241	3435	18,961
226	22687	2-door Hardtop Formula 400	4	$3370	3470	7,708
228	22887	2-door Hardtop Trans Am	5	$4305	3550	3,196

ENGINE

FEATURE	Base 6	Sprint 6	Tempest 8	GTO 8	HO 8
Configuration	Inline	Inline	Vee	Vee	Vee
Cylinders	Six	Six	8	8	8
Valves	Overhead	Overhead	Overhead	Overhead	Overhead
Camshaft	Overhead	Overhead	Pushrod	Pushrod	Pushrod
Block	Cast Iron	Cast Iron	Cast Iron	Cast Iron	Cast Iron
Displacement	250 cid	250 cid	350 cid	350 cid	400 cid
Bore & Stroke	3.875"x3.531"	3.875"x3.531"	3.875"x3.75"	3.875"x3.75"	4.125"x3.746"
Compression Ratio	10.5:1	10.5:1	9.2:1	10.5:1	10.75:1
Brake HP	175 @ 4800 rpm	215 @ 4800 rpm	265 @ 4600 rpm	320 @ 5100 rpm	330 @ 4800 rpm
Main bearings				5	5
Valve Lifters	Hydraulic	Hydraulic	Hydraulic	Hydraulic	Hydraulic
Carburetor	Rochester one-barrel	Rochester four-barrel	Rochester model 7028071 two-barrel	Rochesterfour-barrel	Rochester four-barrel

TRANSMISSION

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

CHASSIS

Wheelbase	108 in.
Overall length	191.6 in.
Front tread	60 in.
Rear tread	60 in.

OPTION PACKAGES

Firebird 350 Package	Three-speed manual transmission with coumn 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 Price: $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 Price: $351 over the base model when included with the 3-speed manual transmission Price: $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 Price: $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 shokes	$42
Hood mounted tachometer	$63
Cordova top	$84 - $95
Wire wheel discs	$53 - $74
Rally I wheels	$40 - $61
Rally II wheels	$56 - $72