Vega World Tech Information for Chevy Vega

The informtion you see on this page is from maintenace manuls for the stock Chevrolet Vega. This information does not apply to any modified Vega

Some info you might need

Item 1971-1972 1973 1974
Curb weight 2,190 lb.
Maximum length 169.8 in. 172.2 in. 175.4 in.
Maximum height  51.2 in. 51.9 51.9
Wheel base 97.0 in. 97.0 in. 97.0in.
Track, Front 54.6 in. 55.2 in. 55.2 in.
Track, Rear 54.1 54.1 54.1
Turning diameter 33ft 33ft 33ft
Window Area sedan 3,635 sq in.
Fuel capacity 11 U.S gal 11 U.S. gal 11 U.S. gal
Air conditioning compressor Frigidare Frigidare Frigidare
Engine model type L-4/ohc, 4cyl L-4/ohc, 4cyl L-4/ohc, 4cyl
Displacement 140 cu. in.(2300cc) 140 cu. in.(2300cc) 140 cu. in.(2300cc)
Bore 3.5 in. 3.5 in. 3.5 in.
Compression ratio 8.50 : 1 8.50 : 1 8.50 : 1
Horsepower/rpm 90/4,800 90/4,800 90/4,800
110/4,800 110/4,800 110/4,800
single barrel/rochester 25mv single barrel/rochester 25mv single barrel/rochester 25mv
double barrel/rochester 25gv double barrel/rochester 25gv double barrel/rochester 25gv
Transmission 3- or 4- speed standard 3- or 4- speed standard 3- or 4- speed standard
Turbo drive(semi automatic) Turbo drive(fully automatic) Turbo drive(fully automatic)
Powerglide(fully automatic) Powerglide(fully automatic) Powerglide(fully automatic)
Brakes Disc(front) Drum(rear) Disc(front) Drum(rear) Disc(front) Drum(rear)
Tires 6.00 x 13,a70-13 or a78-13 6.00 x 13,a70-13 or a78-13 6.00 x 13,a70-13 or a78-13

 


Item 1975 1976-1977

 
 
Maximum length 175.4 in. 175.4 in
Maximum height 51.8 in. 51.8 in.
Maximum width 65.4 in. 65.4 in.
Wheelbase  97.0 in. 97.0in
Track, front  55.2 in. 55.2 in
Track, rear 54.1 in. 53.6 in.
Fuel capacity 16 U.S. Gal 16 U.S. Gal
Air conditioning compressor Frigidair Frigidair
Engine model/type L-4/ohc, 4cyl L-4/ohc, 4cyl
bore
 3.5 in. 3.5 in
stroke
 3.625 in. 3.625 in.
compression ratio
 8.00:1 8.00:1
horsepower/rpm
 78/4200
87/4400		 78/4200
87/4400
Carburetor Rochester
single barrel
Holley 5210c
double barrel		 Rochester
single barrel
Holley 5210c
double barrel
Transmission 3- or 4- speed std
Turbo Hydramatic
(fully automatic)		 3- or 4- speed std
Turbo Hydramatic
(fully automatic)
Brakes Disc(front)
Drum(rear)		 Disc(front)
Drum(rear)
Tires BR78-13,A78-13 BR78-13,A78-13
A70-13

 
 More Info For you 
DIFFERENT VEGA UPGRADES


1971
Chevrolet Vega is introduced. Body styles are notchback sedan, hatchback
coupe, and kammback station wagon. The front end has single headlights,
round parking lamps, egg-crate grille, and a wraparound bumper. The rear is
concave with two lamps on each side. The nameplate reads "Chevrolet Vega
2300." The sedans and wagons get front manual discs. Also standard are a
three-speed manual transmission with floor shifter and 6.00x13 tires. The
standard engine is a 140ci (2.3l) 1bbl inline four, OHC, 3.501" x 3.625"
bore and stroke, 8:1 compression ratio, producing 90hp @ 4700 RPM. An
optional 2bbl carb gives the engine 110hp. Horsepower figures are pre-SAE.
Options: four-speed manual transmission, automatic transmission, power
steering, A/C, and Vega GT package for the coupe.

1972
Vega's grille changed slightly. There is a new emblem on side of cowl. Tires
are now A78x13. No substantial engine changes were made.

1973
The Vega gets a new front bumper. The emblem reads "Vega by Chevrolet." A
four-speed manual transmission is now standard. Under the new SAE system,
the 1bbl engine is 72hp @ 4400 RPM, and the 2bbl is 85hp @ 4400 RPM. The new
bumper makes the car 3" longer (173" total). New options: Estate Wagon,
custom interior, and a GT package for wagon.

1974
The Vega gets a new slanted nose with a horizontally slotted grille. The
bumpers were made larger and have rubber guards, lengthing the car another
3" to 176" total. The taillamps are a single-unit style. New option: vinyl
top.

1975
Vega gets a catalytic convertor and improvements to the engine and front
suspension. The 1bbl 2300 engine makes 78hp @ 4200RPM; the 2bbl makes 87 @
4400 RPM. New options: power brakes, tilt steering, and a luggage rack. LX
model gets 2bbl engine.
The Cosworth Vega is introduced. See "special or rare H-bodies."
The 7.5" rear is a new option (6.5" standard).

1976
The 2300 engine gets new hydraulic valve lifters and other engine
improvements. The Monza's torque arm rear suspension replaces the old
four-link rear suspension. The Vega's grille is changed so that the parking
lights are hidden behind the grille slats which run from headlight to
headlight. The taillights were changed to have three sections on each side
top-to-bottom. The rear drum brakes are larger (9.5" x 2").
Standard equipment: 1bbl 2300 engine (70 hp), 13x5 steel wheels with A78x13
blackwall tires, three speed manual transmission, electric fuel pump,
heater/defroster, and front bucket seats.
Options: Five-speed manual transmission, automatic transmission, GT package,
Freedom battery, Cabriolet appearance option.
This is the final year for the Cosworth Vega.

1977
The four-speed manual transmission and 2bbl engine are standard with the
five-speed manual or three-speed automatic optional. Slight changes are made
to emissions equipment. This is the final year for the Vega


 
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