May 13, 2019 posted by

opala 1971

Adobe Photoshop CS5 Macintosh. The performance of Opala 3. These engine were of traditional design for the era, with cast iron cylinder block and head , and overhead valves , actuated by pushrods and a camshaft mounted in the block, and pressed-steel rocker arms , whose spherical fulcrum was GM’s proprietary design. Renzo Maia ; cropped and adjusted by uploader Mr. The straight-six’s biggest limitation through the years was poor distribution of air-fuel mixture to the cylinders due to a sub-optimal intake manifold design.

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This page was last edited on 8 Octoberat The engines used in the Opala had been already used for years in the USA: Wikimedia Commons has media related to Chevrolet Opala.

File:1971 Chevrolet Opala 3800.jpg

It was slightly different from the version that would be launched two years later: The following page uses this file: Fuel was fed from either single or double-barrel carburetors. This file is licensed under the Creative Commons Attribution 3. The 6-cylinder engine crankshaft had seven main bearings five in four-cylinders and the generous if not redundant size of its inner moving parts attributed to its durability and exceptional smoothness. This page was last edited on 20 Marchat If the file has been modified from its original state, some details such as the timestamp may not fully reflect those of the original file.


Unsourced material may be challenged and removed. The same engine was used in the Opala SS A luxury version opa,a the Opaala was marketed opaa the Chevrolet Diplomata. Known for its reliability, the ci was an industry benchmark until the s. Small rectangular taillights similar to those on American Chevelle were mounted on the tip of the rear overhang, and small reverse lights were mounted in the rear bumper, just below the fuel tank cap. Files are available under licenses specified on opalw description page.

Around the novelty there were several spectacles, including an appearance by Stirling Moss. From Wikipedia, the free encyclopedia. Cylinders one and six on the ends of the enginereceived the lowest ratio, with a higher percentage of air in the mixture, while the central ones tended to get a richer mixture, unbalancing the engine’s stoichiometric efficiency.

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Chevrolet Opala – Wikipedia

GM claims that this was not their intention, as the name Opala – one of six finalists from thousands of suggestions – was chosen by a journalist.

It was the first time that opla type of toy based on an Opala was produced. It quickly homologated a version of the Maverick with a four-barrel carburetor. Retrieved from ” https: Problems playing this file? In the back, a chrome strip with “Chevrolet” in black was included with the more opalw trim.

The tires were the first tubeless tires used on a car manufactured in Brazil. An “Opala” badge spelled in a similar font to the American Chevrolet Impala badge was fitted on the rear fenders, and the engine badges signifying the displacement of the engine in cubic centimeters 2, or 3, later 4, as well was placed next to the front doors.


Description Chevrolet Opala Both versions came standard with front bench seats bucket seats weren’t available early in production, but were later introduced and column-mounted shifter lever. The military government issued Opalas to its agents through the s. The options varied between the traditional, large, more expensive American-style cars that GM was already selling in the United States line, such as the Impalaand the lighter and more economical models from German GM-subsidiary Opel such as the KadettOlympiaRekord and Commodore which were already imported to Brazil in small quantities.

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Chevrolet Opala

Renzo Maia ; cropped and adjusted by uploader Mr. The Opala’s long-lived cubic-inch 4. Several Opala models were shown every half-hour.