Chevrolet engineers and manufacturing personnel weren't pleased, especially since they knew Ed Cole wanted the job done quickly. ", 1971 Vega GT Hatchback Coupe &Vega GT Kammback Wagon, In mid-1971 an optional GT package for Hatchback and Kammback models was introduced which included the L-11 two-barrel 140 engine, F-41 handling suspension, special instrumentation and sport steering wheel options, GT wheels, black grill with chrome outline moldings, GT emblems and more. The GM styling studio's main influence was the 1967–1969 Fiat 124 Sport Coupe AC. }); The computer was also utilized in making the hundreds of necessary engineering calculations including vision angle, field of view, rear compartment lid and door counterbalance geometries, structural stresses, deflection calculations and tolerance studies. On May 17, 1973 the one millionth Vega was produced at the Lordstown assembly plant — a bright orange GT Hatchback with white sport stripes, power steering, a neutral custom vinyl interior with exclusive vinyl door panels, accent-color orange carpeting and millionth Vega door handle accents. January, 1968 – Ed Cole visited GM Styling to review XP-887 Program. The certification process requires a 50,000-mile test. Not as violent as the coupe, but disconcerting." "...It is appropriate that the final choice was a car that reflects Detroit's timely response to the people's needs instead of a copy writer's idea of what they should need. Condition is used. The body was then dried, wet-sanded, sealer-coated and finally sprayed with acrylic lacquer and baked in a 300 °F degree oven. "Unlike the import competition, seating is low and comfortable.The Vega seating placement and design permits a feeling of sitting down inside the vehicle, surrounded by warm, reassuring Detroit steel." Sales peaked for the 1974 model year with 460,374 produced. In placing a single individual, the chief vehicle engineer in charge of the entire program and having the entire car – including engine, suspension, and brakes – designed by engineers specifically assigned to the Vega. The Panel Express was discontinued at the end of the model year. ", The Hatchback Coupe, first and foremost, is a styled subcompact. The incentive was cost. The Vega represented an entirely new direction for Chevrolet — a fuel-efficient, high-tech compact from the company best known for its full-size sedans and muscle cars. In January plastic front fender liners were added after thousands of sets of fenders were replaced under warranty on 1971-1974 models. ignition was introduced on 1975 engines. 27 Photos . A key consideration in the engineering design of the XP-898 was the advantage of improved crash worthiness of the sandwich construction technique. Translated into actual driving expenses, the three Vegas averaged a per-mile cost of 2.17 cents. View car. August, 1968 – XP-887 Dummy clay models complete, Surface scans and digital tapes released to Fisher Body R&D Department for purpose of building prototype bodies for coupe, sedan and station wagon. Check price. Body surface information recorded on tape derived from the clay styling model, allowed computers to improve the body surface mathematically. The Vega was among the top 10 best-selling American cars in 1974 with a model-year sales peak of 460,374. ", The Sedan, later named Notchback is the only Vega model with an enclosed trunk, has more rear seat headroom than the hatchback, and offered the lowest base price. So we did some experiments. New GM Performance/Jegs "Connect and Cruise" 430 HP LS3 engine 4L60 automatic transmission Retrofit Holley oil pan for LS AFCO aluminum custom dr. He presented the program to GM's president in 1967. April, 1969 – Gauge-pack cluster option added, HD suspension and wide tire option added, adjustable seat back option added; ran at 45% production, bumpers restyled, lower valance panels added, swing-out quarter window option added; ran at 10% production. The granny test would have taken time, which the Vega's development engineers didn't really have. Chevrolet paid a price in its rush to introduce the Vega with the other 1971 models. By 1974, the overheating and vibrations were a thing of the past and the noise had been reduced to an acceptable level. Had it gone to production, it would not have had the differential expansion head gasket problems that plagued the iron-head engine, and would have provided significantly higher performance than the optional L-11 engine. October 1968, there was only one body style – the "11" style notchback sedan, one engine, one transmission – the MB1 Torque-Drive manually-shifted two-speed automatic, no headliner, one base trim level, a bench seat, molded rubber floor covering, no glove box, no air-conditioning option, ventilation only through the upper dash direct from the wiper plenum, and exterior paint on the interior. Early cars had no inner fender liners, so the tops of the front fenders got blasted by sand and salt thrown up by the tires, and they quickly rusted." In January, a "Sky-Roof" with tinted reflectorized sliding glass and 8-track tape player options were added. Axle shaft and wheel could then move outboard of quarter panel and allow vehicle to dropdown onto rear suspension. Engineering out the four-cylinder's block liners would save $8 — a substantial amount of money at the time. Vegas were also built in 1973-'74 at the GM of Canada plant, Sainte-Thérèse Assembly, Quebec. Chevrolet Unveiled the Redline Series to Offer Choices, Yenko 2017 Chevrolet Corvette Explains How to Pack 800 Ponies Under the Hood, Chevrolet Bolt Boosted EPA-Estimated Range to 238 Miles, 2017 Chevrolet Camaro ZL1 Reveals the Price, 2017 Silverado HD Features a New Air Intake System, Chevrolet Cruze Tron Legacy Edition to Showcase at 2016 Auto China, A 50th Anniversary Edition Badging for 2017 Camaro. Finden Sie viele günstige Auto Angebote bei mobile.de – Deutschlands größtem Fahrzeugmarkt Plagued by vibrations, noisy operation and prone to overheating, the engine did not live up to the Vega's potential. The net result is a car in the 2,200-pound range that rides like a car weighing twice as much." Find the best deals for Used Cars. As a result, a track-... At the current Chicago Auto Show, Chevy launches an awesome special-edition series for concept vehicles. Derion pointed out, too, that a rust-prone gap existed between the front fenders and the cowl vent. DeLorean turned to the studio chief, told him to make the change Zollie wanted, and said they’d be back to look at it later that afternoon. The Difference In A Decade Chevrolet S 1972 Vega An Hemmings Daily. If this is true, so feel free to contact us. Never a big seller, Panel Express sales peaked the Vega's first year at 7,800 units. "Vegas, in summary, are a striking quartet. We eventually found out that the problem had never been the scuffing of the (cylinder) bore. 2300 cc (140 cu in) L4 engine, 3-speed manual. The engine features a stainless steel exhaust header and electronic fuel injection (EFI) – a Bendix system with pulse-time manifold injection, four injector valves, an electronic control unit (ECU), five independent sensors and two fuel pumps. New models introduced were the GT Estate Wagon, the Cabriolet Notchback with a half vinyl roof and opera windows similar to the Monza Towne Coupe, and a limited edition Nomad Wagon featuring restyled side windows. A facelift included a revised header panel with Chevy bowtie emblem, a wider grill, revised headlamp housings and bezels — all made of corrosion resistant material, and new tri-color taillights for the Notchback and Hatchback. The 2-speed Powerglide was discontinued, leaving the 3-speed Turbo-hydramatic as the sole automatic transmission offering. As the engine development progressed at Chevrolet, it became known (in closed offices) as "The world's tallest, smallest engine" due to the tall cylinder head. Vibration and noise levels were reduced by a revised exhaust system and better driveline damping and the rear shock absorbers were revised. Subsequent engine backfires may ignite fuel and cause fire damage. The overhead valvetrain is a direct acting design of extreme simplicity. This proved costly for Chevrolet. Standard powertrain was Pontiac's 151 cubic inch inline-four with a four-speed manual transmission. The Vega program, code-named XP-887, was announced to the public in October 1968 by James M. Roche, General Motors Chairman of the Board. For the inside, a new mini-console for cars equipped with automatic transmission and a new European-style simulated leather boot came with the optional 4-speed transmission. In 1976, a torque-arm rear suspension was adopted, replacing the four-link design, thus eliminating the panic-braking induced rear wheel-hop. Like any car, the Vega has its good points and bad. All have two doors and hold four passengers, with the exception of the panel delivery which is designed for one passenger. The Cosworth Twin-Cam, a limited production, performance model was introduced in March 1975 featuring a 122 CID (121.7 cu in) all-aluminum inline-4, the 16-valve, DOHC cylinder head design by Cosworth Engineering in England. Iron couldn't match the heat-dissipating qualities of aluminum. Monza front fender nameplates, and a two-spoke color keyed steering wheel with Monza emblem. 1976 Vegas on the 60,000 miles in 60 days Durability Run. Eudell Jackobson from GM engineering confirmed the problem involving the engine's valve-stem seals: "After the engine had been in production for a while, customers would go back to the dealer complaining about oil consumption... the mechanic would peer down the bore scope and observe cylinder scuffing. "In summary the Vega GT comes close to what a racing GT car should be, in handling, performance and comfort. Chevrolet Vega Clics On Autotrader . As in the base sedan, the roll rate is constant and does not generate any last minute surprises in the turn. The 2.3 liter engine, named Dura-built 140, received improved cooling and durability refinements and a 5-year/60.000 mile warranty. (correct by inspecting and installing new muffler and components where necessary. In mid 1971 the GT option package was introduced, available for the Hatchback and Kammback included the L-11 engine, the F-41 suspension (H.D.springs and shock absorbers, front and rear stabilizer bars, 6-inch-wide wheels and 70-series raised white-letter tires), GT fender emblems, black-finished grill and lower body sills, clear parking lamp lenses, chrome belt and lower moldings, full instrumentation, four-spoke sport steering wheel, adjustable driver's seat back, passenger-assist handle and a wood-grain dash bezel. One of the program objectives was to produce a 2,000-pound car to sell for $2,000.00, and every penny was watched. A new left hand mounted hood hold-open prop and cowl-mounted hood pop-up spring improved engine compartment servicability. Over sized... More Info › Classic Rides and Rods Annandale, MN 55302 (1230 miles from you) (866) 935-4292. Positraction was also available. // ]]]]> "From a styling standpoint, it is a winner... As a total concept, the car looks like it will be a winner because of several factors. Transmissions are the three- and four-speed manual, five-speed manual with overdrive (1976–1977 option) and the three-speed automatic. Several pre-prototype cars were built this way at his insistence, and all of them were dismal failures from a cooling perspective. And let's face it, the car looked hot. Everything is always pressed down flat in the corners, there's no roll steer of any kind, tied in with car's refreshing neutral steering give the GT some exciting handling characteristics;" "Normal braking is smooth, straight and usually fade resistant." The Astre Formula was introduced which included the handling package, chrome valve cover, three-piece spoiler, Formula T/A steering wheel and special decals. Silicon cylinder bore magnified 680 times. A total of fifty engineers were assigned to the Vega engineering team broken down into body, power train, and chassis design groups, the product assurance group, and the pleasability group. The Vega engine itself went through 6,000,000 driving miles of testing. The rebadged hatchback had the new Monza front end header panel and grill with Chevy bowtie emblem, steel front and rear bumpers replaced the Vega's aluminum bumpers. Interior door panels are single-piece molded units. The car's reputation had been tarnished from early model issues mainly involving the 140 CID engine while the Vega-derived Monza and smaller Chevette provided alternatives. With the outer skin panels placed in a foaming mold, liquid urethane was injected between the panels where it expanded and bonded the body into a single, rigid sandwich structure. Die Bezeichnung Chevrolet Monza griff auf den Chevrolet Corvair Monza zurück, der in den frühen sechziger Jahren das Konzept des sportlichen Kompaktwagens in den USA popularisiert hatte und als Vorläufer des Pony Car gelten kann, einer Fahrzeugklasse von kompakten Sportcoupés, deren erster und lange führender Vertreter der Ford Mustang war. With its lower roof line and useful fold-down rear seat, it accounted for nearly half of all Vegas sold.Road & Track, September 1970 said, "Will the real Ferrari 365 GT 2+2 please stand up? 15 results per page. A small-block Chevrolet V8 engine fits in the engine compartment; and a big-block V8 will fit with chassis modifications. ($4.98 - $235.43) Find great deals on the latest styles of 1970 chevy vega. Pontiac's 151 CID OHV 'Iron-Duke' in-line 4 was standard. Dan Gurney, the first driver to win races at Formula One (1962), NASCAR (1963), and Indy Car (1967) combined, tested a Vega GT on a NASCAR oval. An owner with a damaged engine had a choice to have the short block replaced with a brand new GM unit or a remanufactured, aftermarket steel-sleeved unit. The aluminum block inline-four engine was a joint effort from General Motors, Reynolds Metals, and Sealed Power Corp. A three-speed Turbo-hydramatic automatic transmission option was added, joining the two-speed Powerglide. One Vega for the price of two" as it was advertised, was priced out of the market, and fell well short of its projected sales goal. Lateral acceleration capacity is .90g for the standard suspension, and .93g for the RPO F-41 suspension. The Chevy Vega was conceived in 1968 as a simple, low-cost transportation vehicle to utilize the newly-developed all-aluminum die-cast engine block technology. It replaced the discontinued Pontiac Astre Safari wagon which was essentially carried over with Sunbird badging. The Elpo process pioneered by Fisher followed a seven stage zinc phosphate initial treatment and itself involved submerging the assembled Vega body in a vat containing reddish-brown paint-primer particles in 65,000 galllons of water. A revised rear panel on Notchback and Hatchback models had larger single unit taillights and ventilation grills were eliminated from the trunk and hatch lids. "Inside all three Vegas we were impressed with the comfort. The Chevrolet Monza Wagon produced for the 1978–1979 model years used the Vega wagon body style. note: 1973–1974 Pontiac Astre (GM of Canada) N/A. The Chevrolet Vega is a subcompact automobile produced by the Chevrolet division of General Motors for the 1971 to 1977 model years. ", In a road test of the wagon, MT editor Jim Brokaw said, "Just as in the base sedan and the GT coupe, the key word is comfort. The 1977 Dura-built 140 engine added a pulse-air system to meet the more-strict 1977 U.S. emission standards. 1970, s patina race car body cuts, arc welded, race car grade body and paint 6.5 out of 10. The blocks were aged 8 hours at 450 °F to achieve dimensional stability. The coupe has hints of everything from Camaro to Ferrari in its styling. ", Aluminum block has 17 percent silicon content, free standing siamese cylinder walls. Cylinder head inlet and exhaust ports were configured for an increase and better balance of air flow. 6. It was determined that addition of reinforcements, metal gauge increases, and some redesign of the pieces would give desired structure. Six v-grooves on the outside of the belt drive the water pump and fan. The car was offered with 2-door sedan, hatchback coupe, 3-door station wagon body shapes between the years 1971 and 1977. 1972 Vega Kammback Wagon, L-11140 CID I-4, Rochester 2-bbl. See more ideas about chevrolet vega, vega, chevrolet. To further that end, a "Do-It-Yourself" service manual was included with each new Vega. Carpeting and headliners added for hatchback and station wagon. Final rating is 110 bhp. This was a significant departure from the leaf spring suspension used in the Camaro and Chevy II Nova. The overall ratio is 22.5:1 and the curb to curb turning circle is 33 feet. "The Vega will get you there without generating any unscheduled stops;" "While there is sufficient power available to negotiate traffic and most hill climbing requirements, the 90 horses under the hood are pretty much out of it above 55 mph when it comes to any rapid passing," "Handling on the road is a slick compromise between a very comfortable ride and the necessity of keeping it all on your assigned strip of pavement.
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