9/1/2023 0 Comments 1959 thunderbird wikipedia![]() The TR6 and TR6R were renamed Tiger for 1969, leaving the TR6C model with the Trophy name. It was fitted with Dunlop Trials Universal block-tread tires and was the model referred to as the "Desert Sled". The TR6C Trophy Special was built at the request of Triumph's sole US distributor at the time, Johnson Motors in southern California, as a way to target the growing number of desert riders. The TR6R was the "Sport" version with low pipes, and the TR6C was the "Trophy Special" with high pipes and folding footpegs. This year had the introduction of the Amal Concentric carburettor. The twin leading shoe brake was adopted in 1968. The TR6C got twin high pipes on the left side. This year was the beginning of the shift to unified threads. and Bonneville exhaust valves and camshaft were adopted, resulting in a 5-bhp increase. TR6C models had a smaller teardrop 2.5-imperial-gallon (11 L 3.0 US gal) tank without the parcel grid.įor 1967, the TR6 received some engine changes. The front brake drum was redesigned to allow a larger braking surface. The electrics changed to 12 volts, and a bigger 6-pint oil tank was added. Confusingly, the model designators for the US now reverted to TR6R and TR6C. In 1966, the tank badge style changed from the "Harmonica" style to the "Eyebrow". In 1965, a locating pin for finding top dead center was added to allow timing without the use of a dial gauge. The Smiths Chronometric instruments were replaced by the magnetic type. ![]() For 1964, the bike received stronger front forks, which improved handling. Like the other 650-cc models, the Trophy gained unit construction in 1963. Unit construction, before oil-in-frame models The TR6SS used the cheaper K2F magneto rather than the competition K2FC used previously. Introduced in 1962 and offered through 1966 was the TR6SS model, which sported a two-into-one exhaust, but was otherwise similar to the road model. For 1962, the US models were renamed TR6SR and TR6SC. Ruby Red and Silver were used for all models. The home model was named the TR6, whereas the US export models were named TR6C for the competition model and TR6R for the road model. ![]() For 1961, the "Trophy-Bird" name was replaced with simply "Trophy". Īfter Edward Turner, the fabled Triumph designer, witnessed the death of a young rider on a TR6, at the 1960 Big Bear Run, due to frame failure, it immediately received a stronger steering head. The TR6/A was the roadster model with low pipes and the TR6/B was the high-piped street-scrambler. For the 1959 model year, the Trophy was offered in two variants, the TR6/A and TR6/B. This was the first year of the "Harmonica" tank badge. The TR6 was now fitted with a Lucas Red Label Competition Magneto as standard. This used a multipin connector which plugged into the bottom of the headlamp shell.įor 1957, the front brake was enlarged to 8 inches. Another feature taken from the TR5 was the quick-detachable headlamp, which was ideal for bikes ridden to competitive events and back again. The bike sported a 'siamese' (two-into-one) exhaust system and a 7-inch front brake. The power delivery made the mount ideal for off-road competition, for which the model is well known. The engine used 8.5:1 compression ratio and developed 42 bhp. The cast iron barrel was retained, but painted silver. ![]() The model used the same engine as the T110, but with the new "Delta" alloy cylinder head. The model was introduced in 1956 and named the TR6 Trophy-bird, borrowing its name from the Thunderbird model. The TR6 was developed and produced specifically for the US market, in particular, California desert racing. The success of these models and the 500-cc TR5 Trophy led to the creation of a 650-cc TR6 Trophy model. ![]() In 1954, the T110 model was introduced, a higher performance version of the Thunderbird. This was released to meet the demand for higher-capacity motorcycles, particularly from the United States, Triumph's largest export market. The genesis of the model came with the introduction of the 650-cc Thunderbird Model in 1950. Steve McQueen's fondness for the model is well known, as is his participation in the 1964 ISDT on a TR6 Trophy. The competition variant, popularly known as the "desert sled", won numerous competitions throughout the late 1950s and 1960s. During this time, it was a successful model, particularly in the US. The TR6 Trophy is a motorcycle that was made by Triumph, in Meriden, from 1956 to 1973, when it was replaced by the five-speed 750-cc Triumph Tiger TR7V. ![]()
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