Chevrolet Impala SS 1963 images

The 1963 Impala SS looks like a full-size cruiser and, ordered correctly, was one of the fastest cars Chevrolet sold that year. The car in this Gateway Classic Cars gallery carries the rare factory dash-mounted tachometer, an option most buyers skipped and the one that tells you what the original owner intended. Read on for the engine that a pop song made famous and the aluminum trim that defines the model year.

The top of the line Generation 3 Impala SS is on the Â GM Â “B” platform beginning in 1961 You can have the controversial power brakes for an extra forty-three bucks.Â Â The ’63 model is more squared up than previosly, while the SS features an aluminium panel full width, with a chromed border and the Impala signature three taillight configuration mounted centrally in the panel. The most popular engines for the ’63 model year are the 283 and the 327. The vehicle in the images below is complete with the very rare factory dash-mounted tachometer at the base of the steering column.

Thanks to Gateway Classic Cars for these great images.

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There is a version of the early 1960s Chevrolet Impala that fits neatly into the family-sedan story: big, comfortable, chrome-heavy, built to carry six people and their luggage across a continent in air-conditioned calm. Then there is the version that would leave a purpose-built drag car looking silly, and the frustrating thing is that from the curb they can look almost identical. The Super Sport package was an appearance and trim option, not a performance one, which means the interesting information about any 1963 Impala SS lives entirely on its order sheet. The car photographed here has a detail that gives the game away immediately, and most people walk straight past it.

A Full-Size Car With a Sports Car Option Sheet

The underlying architecture was GM’s B-body full-size platform, which had been reworked for the 1961 model year and was among the best-engineered large cars of its generation. Chevrolet offered the Impala in a full range of body styles and let buyers configure it across an enormous span, from a mild six-cylinder with a two-speed automatic all the way to a dual-quad big block with a four-speed manual. Power brakes were still an extra-cost option that plenty of buyers declined, which says a great deal about how differently the era thought about a two-ton car with well over 300 horsepower.

How to Spot a 1963 at Fifty Paces

Spotting a 1963 is straightforward once you know what changed. Chevrolet squared off the styling relative to the softer 1962 car, and the Super Sport received a full-width aluminum rear panel with a chromed border, framing the Impala’s signature triple round taillight arrangement on each side. That aluminum panel is the single quickest visual identifier for an SS of this year, and it is also one of the more difficult trim pieces to source in good condition, which matters if you are inspecting a restoration.

Three Digits That Became a Chorus

The 409 is the reason most people know this car at all, and its fame arrived by an unusual route. The Beach Boys released a song about it in 1962, and three digits that had meant nothing to the general public became cultural shorthand for American horsepower more or less overnight. Chevrolet’s engineers spent the following seasons making sure the engine deserved the attention, and by 1963 it comfortably did. The 409 was offered in multiple states of tune that year, running from a single four-barrel version through to a dual-quad setup at the top of the range that was rated at 425 gross horsepower, making it the most powerful engine in Chevrolet’s catalog by a wide margin.

The Engine Ladder Most Buyers Actually Chose

Most buyers, it should be said, did not order one. The volume engines for 1963 were the 283 and the 327 small blocks, which delivered entirely adequate performance in a car this size, cost far less to buy and to insure, and did not require the owner to explain anything at the gas pump. That distribution is why a genuine 409 car stands out so sharply in the surviving population and why verification matters more here than on almost any other Chevrolet of the period. The 409 was also a fundamentally different engine from the small blocks beneath it, descended from Chevrolet’s W-series big block with its distinctive scalloped valve covers and a combustion chamber formed largely in the angled block deck rather than in the cylinder head. That architecture is unmistakable once you have seen it, and identifying it is the fastest way to confirm at a glance that a car is carrying what its seller says it is carrying.

The Tachometer Nobody Ordered

The factory dash-mounted tachometer fitted to the car in this gallery is the detail worth pausing on. It sat at the base of the steering column, it was a rarely ordered option, and it exists for exactly one reason: somebody buying this car intended to shift it themselves and wanted to know what the engine was doing while they did. Options like that are a window into original intent in a way that badges never are. Anybody could order a Super Sport package. Very few people spent extra money on an instrument that only matters if you are using the whole rev range.

Lightweight Chevrolets and the Z11 Story

Running alongside the showroom cars was a program most buyers never saw. Chevrolet built a small number of lightweight, aluminum-panelled Impalas for drag racing, culminating in the Z11 package with its stroked 427 cubic inch version of the W-series engine, before corporate policy pulled the division out of factory racing support partway through 1963. Those cars exist in tiny numbers and occupy their own stratosphere of the market, but their existence explains why the ordinary 409 cars had such credibility at the strip. The technology behind them was not marketing. It had been developed by people trying to win.

Why the SS Badge Meant Less Than the Order Sheet

All of which is why the SS badge, on its own, tells you very little. A 1963 Impala SS with a 283 and a Powerglide is a lovely, comfortable, worthwhile old car with a nice interior and bucket seats. A 1963 Impala SS with a documented dual-quad 409 and a four-speed is a substantially different proposition in every respect including price. Both wear identical badging. The difference is in the cowl tag, the engine suffix codes, the transmission, and whatever paperwork has survived six decades.

Buying One Without Getting Burned

Buying one comes down to that documentation and to rust. Full-size Chevrolets of this generation collect corrosion in the lower quarters, the trunk floor, the rear frame sections, and around the rear window, and a car that looks straight in photographs can be considerably less straight underneath. Get the car on a lift. Verify the engine codes against the claimed configuration. Check that the aluminum SS rear panel is original rather than a damaged reproduction. Do those three things and a 1963 Impala SS remains one of the most satisfying full-size American cars anyone can own, whether the number on the fender is 409 or not.

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