engine, it would rev quicker than some people could take their foot off The production MGA Twin Cam could reach 113 mph, while the zero-to-60 time had been chopped to 9.1 seconds. $80,000 via Bring a Trailer. From Germany. The new car found buyers eager for just that. This was the only time since the 1930s that MG had cars running competitively in their displacement class, and not to put too fine a point on it, they blew it. Bill 'S' who races MGA Twin Cams in the USA. The Twin Cam engine was based upon the standard 1500 B-series engine but extensively up rated and engineered. The factory did make a mistake by forcing Thornley to produce the model in numbers before it was properly sorted out. fan was of five blades, not the normal two or four of the other cars. I put at least 3 quarts in. The engine was originally a BC16G numbered type but was later changed during production to BC16GB to differentiate it from the upcoming pushrod MGA 1600. The B-series BMC 1500 engine used in the car, however, was new. The car could reach 98 mph and accelerate to 60 mph in 15.6 seconds. diameter, and the exhaust 1.44" dia. No oil the following 1956 ZB Magnette kept to the 68bhp unit. It sat for a while because I failed my driving test. The MGA Twin Cam engine was derived as an extensive modification of the Austin B-series 1500 cc pushrod engine with larger bore for 1600cc displacement and a slightly stronger crankshaft extended at the front end (and forever unique to the Twin Cam engine) and incorporating a "rope" style rear seal. Buy It Now +C $30.83 shipping. It still sports a rally look, thanks to the added pair of auxiliary driving lights and the Tripmaster in the interior. MGA Twin Cam blev introduceret i September 1958 og blev lavet til Juni 1960. machinery, demanded constant attention. After that B… The cylinder head, with steel valve seat inserts, although these are cast in position, was of It is in fine condition, having been completely restored and sorted in 1986 by its former owner, Paul Channon. De drie belangrijkste MGA modellen kunnen gemakkelijk worden geïdentificeerd door hun grille, voor- en achterlichten evenals hun cilinderinhoud badge. No The car prepared for the MGA TWIN CAM TWIN CAM ADDITION TO THE MGA PARTS CATALOGUE Valves & Guides 012.210 Valve, inlet 012.211 Valve, exhaust 012.212 Bronze valve guides set, 8 pieces 012.213 Bronze valve guide, inlet 012.214 Bronze valve guide, exhaust Miscellaneous engine parts 012.216 Valve spring set, 16 pcs 163.072 Thrust washer, valve spring 013.226 Chain, timing 161.321 Nut, Rocker cover, chrome plated … doubt this was because the car was being used by owners who did not A 1588cc developement Twin Cam MGA beat The four-wheel-disc brakes give good bite and, as a result, instill confidence in the driver. Der Zustand ist wie auf den Bildern... Versand möglich. By the time MG came up with a proposal for the MGA, the top brass at BMC had already been sold on the Austin-Healey 100/4 by Donald Healey. The 1500cc, 1600cc, MkII, Twin Cam and 1600cc MkII De Luxe. All you could see under the open bonnet was two massive, polished alloy camshaft The coupes were a variation of the roadster and were not … This MGA featured a special twin cam engine fitted with double overhead camshafts. MGA Car Cover. The car also received disc brakes all around along with knock-off wheels. It also carries the sprocket for the timing chain. Dad had some 8mm movies of the car that aren't the best quality but they are digitized and well narrated. Today, driving a well-sorted MGA Twin Cam is nothing short of magical. kpJpAQtsTyk5vJ55bhzFg9qimk6VSXuECmjSVPD13A8iN4Tx0uzBgqXnWfCJqYPF, https://www.youtube.com/watch?v=S1KSasnUpR0. | Posted in The engine also received a cross-flow cylinder head topped with shiny alloy cam covers, while twin SU carburetors fed it. aircraft. used, existed even in those days, a rev-limiting rotor arm. Twin Cam roadsters finished second and third in class in 1959 before landing one more podium in 1960—the same year that a modified Twin Cam coupe took class honors at Le Mans. It’s the wheels, along with the Twin Cam badge on the hood, that provide the exterior visual clues that this is no ordinary MGA. Weiterhin kam 1959 eine überarbeitete Version der MGA 1500 heraus, der MGA 1600. Also, the required footwork takes a little while to learn. Turned out to be simple - a vibration period that caused the float to jam and starve the engine. Colour black with a two tone black/grey leather interior. The twin carburetors create a profound, deep growl as the Twin Cam engine accelerates effortlessly, and it really comes on song at 4000 rpm, that growl replaced with a rawer rasp. The mean maximum speed was 113.5 mph, with a best of 114.0 mph. The solution, use Webers, or have the SU manifold I still have the number plate from the 1961 1000 mile rally run by the MG Car Club in NY. Webers and relevant manifolds, for racing, did not have any nuts inside Motor magazine testers said 0-60 was in 9.1 The 1959 running of the Alpine Rally, which linked famous mountain passes in Germany, Switzerland, Austria and Italy, turned grim for the MG factory entry when John Milne and Stuart Turner crashed their MGA Twin Cam. It gets you little to have a horsepower or two more at top rpm if you lost time getting there. The inlet valves are 1.6" Het meest bijzondere kenmerk van de Twin-Cam is natuurlijk de 1622 cc motor … It was driven by Canadian Ed Leavans, and  Alen Millar. The MG, EX179, did 170mph, the Healey just managed 152mph. According to its accompanying British Motor Industry Heritage Trust Certificate, this 1959 MGA Twin-Cam Roadster is an original left-hand-drive export model completed during late October 1958. driven, not chain driven as on the ohv engines, so rotates in the It’s also an icon from a time when sports cars were defined by SU carburetors, wire wheels and those all-important cut-down doors. MGA 1500cc (September 1955 til Maj 1959) og MGA 1600cc (Maj1959 til April 1961). I asked the garage owner if I could ‘borrow’ some of the suspension parts from one of these cars and replace them with new parts I would arrange to be sent out from England. Furthermore, the Twin Cam model can be distinguished by the special ‘centre-lock’ disc wheels, special seats and of course the Twin Cam designations near the bonnet and on the boot-lid. not lose this nut into the engine. The car is alive and well, and I've been vintage racing it for the last 8 years or so at various events in Canada and the US. My grandfather owned a twincam from new and rallied it extensively. There was no place for two competing roadsters within the extended family, so the MGA went on the backburner. Brand New. to drive. The cause was fuel frothing that leaned out the mixture, Both cams are identical, apart from the timing slots; and By the time MG got on top of the problems, the Twin Cam’s reputation was sunk. Very solid undamaged frame and a reasonably good body in need of the usual repair panels. Some engines suffered from fracture of the tappets. Fulfilling that promise proved difficult, however, as reliability problems cut short the career of the MGA Twin Cam: MG halted production partway through 1959 after building just 2111 units. The exhaust manifold was on the Right as production wound down, however, the Twin Cam hit its competitive stride in the U.S. and abroad. The engine block was fabricated of cast iron and the cylinder head was made of aluminium. or plugs, but simply fuel starvation at certain rpm, giving a very hot, What can you expect in return? Phillips’s MG TD special had to retire from the race at the eight-hour mark due to engine problems, but the effort had shown that the company was prepared to move away from its traditional, bulky approach to sports car styling and follow the lead already embraced by the competition. seconds; Autocar magazine said 13.3 seconds. Double valve springs are fitted. Compounding that disadvantage was the fact that the MGA Twin Cam turned out to be a bit of a nightmare to own. engine for you. Motorhaube MG MGA. the vibrations. This chamfer was to allow BMC service mechanics to check if the change had been carried out by merely removing the camshaft covers. Apr 21, 2020 Sleek was ready to move in. C $604.78. Within MG, work started on evolved, wider prototypes based on the TD special. The problems of the past have largely been overcome, and right now the MGA Twin Cam’s rarity and performance make these cars very much the Holy Grail of the model line. With the ending of works participation in motor racing one of the EX182 1955 Le Mans cars was taken for an outing at the TT at Dunrod in Northern Ireland. The coincided with about 2500 and 5500rpm. What a cool post, and the first picture is awesome! Although a privateer Twin Cam beat the works entries that year, this one, the results show, scored a DNF. This was a long chain, and needed to be tensioned/timed correctly. It has, in large letters, " PLEASE READ BEFORE DRIVING". The camshafts were chain driven off the half speed shaft, itself driven by a gear on the crankshaft nose. He also extensively and enthusiastically rallied it from the mid-’80s up until 2005. just managed 152mph. At first glance, the Twin Cam engine more than delivered. These can be recognised by a large 45 degree chamfer on the top edge. Buy It Now +C $154.89 shipping. August 1956, in a record attempt. | The only catastrophic engine failure was about 15 years ago when an over stressed original  bottom end fastener failed and a connecting rod put a whole in the side of the block. The car was derived directly from the experimental MG TD special that George “Phil” Phillips had entered at Le Mans in 1951. There are only five variations of the MGA. This would easily fit the current MGA 1500 gearbox and The piston rings were changed on several occasions with the latest changes being late in the production period at engine 2057. Breathing was always the limit on any engine's power output, By 1959 the Twin Cam had been developed into a production model, transforming performance from “adequate to potent” according to contemporary testers. an aluminium alloy casting, of the cross-flow design. MGA 1600 Twin-Cam (1958-1960) et coupé, avec le moteur "Austin B-Series 1 588 cm3 Twin-Cam" produite à 2 111 exemplaires MGA 1600 MKII (1961-1962) et coupé, avec le moteur "Austin B-Series 1 622 cm3," produite en 8 406 exemplaires. Helaas werd de Twin Cam nooit een commercieel succes en nadat er 2.111 exemplaren van gebouwd waren, werd in maart 1960 de productie stop gezet. To feed fuel to the two carbs, there was a high capacity, high pressure LCS single ended SU electric pump fitted, similar to that Though I am a long time Twin Cam fan and owner ('59 RHD Roadster) the MGA's best finish at Sebring came in 1961 when the two 1600 Coupes entered came 14th and 16th OA in a 62 car field and 1st and 2nd in class. So successful was the design in improving the Do note that the 1500 B-series engine wasn't new for the MGA, MG first introduced the 1500 in 1953 for the ZA Magnette, which was in production in 1954, and was off and doing rally duty before the MGA was introduced in 1955. Palmer had penned an outline of the engine he saw as suitable, but the This certainly makes the car somewhat a rarity with only 2111 cars being produced between early 1958 and early 1960. With the 88.9mm stroke this gave 1588cc capacity. This Twin Cam, which at the time wore Glacier Blue paint and a hardtop, was entered by the British duo of owner/driver Harry Mainz and artist Rex Vicat-Cole. Retired from sale at http://www.ClassicarGarage.nl MG MGA Twin Cam, year 1960. 1958 MGA Twin Cam Roadster But as my first car it has great memories. for. To hold the solid skirt aluminium alloy, convexed head pistons to the Denn schon im Mai 1959 erschien ein MGA mit einem 1,6-Liter-Motor, von dem es eine Standardausführung und eine De-Luxe-Ausführung gab.Auch dieses Konzept hatte keine lange Lebenszeit. There were quite a few niggly things with the Twin Cam engine, other At first it gave the MGA 68 horsepower, but output would progress to 78 horsepower. These were pushrod powered cars not Twin Cams though the engine blocks were 1622 castings under bored to 1588 and there were no water passages between the block and head so they could run without a head gasket. Autocar testers was obviously a poor one. car. Motor Klassik Ausgabe 4/2011 Kaufberatung Porsche 911 Turbo, MGA und MGA Twin Cam, Glas 3000... Versand möglich . The slightly flexible joint that results cures Dieser ist dem MGA leistungsmäßig um einiges voraus. En avril 1960, le rideau tombe et la version Twin Cam est supprimée. the SU H6 bolt pattern. Despite the issues, the Twin Cam had its moments in the sun. Here are a few pics of the two team cars at Amelia Island in 2012 and some engine details. efficient cross-flow configuration. This fits This would normally lead to follow-on engine destruction. The short-throw lever is situated close to the steering wheel and makes the perfect partner in crime. so the double overhead camshaft ( dohc) cylinder head was ideal. engine bay. The Twin Cam outperformed the standard MGA, but it also cost more; it cost more than the competition, too. This is the special 1950 cc engine I created for racing - always thought that the angled Jag style cam covers gave a nicer appearance than the flat ones on the Fords and Alfas. I bought it for 350 pounds on the "hire-purchase". Het identificeren van de MGA-1600 Twin-Cam roadster. head quicker, and was a common fitting to WW2 piston engined figher a 2639cc 'C' series engined prototype Austin Healey 100/6 in the USA, in © 2021 Motorsport Marketing. It was a red coupe with a twin-cam engine. Looking for a MG MGA? The result was a very impressive 108 horsepower at 6700 rpm. The BMC recommended that fuels of at least 95 octane be used with N3 spark plugs for road use and 100 octane and N58R for competition. Thanks for posting that - I hadn't seen a pic of a dry decked block before. gearbox ran very hot, and if its breather blocked up, the expansion of (and editor of "Morris Bull Nose Engines" book ,) Peter Seymour; and Verkaufe auf diesem Weg eine Motorhaube für den MG A. MG issued a small pink leaflet entitled 'Getting the best from your MGA At engine 2211 molybdenum was added to the tappet material. The first 13 places went to 9 Ferrari's, 3 Porsche RS61's and a Corvette. Drei Jahre später wurde ein neues Modell unter dem Namen Twin Cam vorgestellt. The unit got itself a bad name for melting piston crowns and the company mistakenly attributed this to over advanced ignition timing. MGA Twin Cam roadster for restoration with that beautiful engine already done. It was not a car to pose in, but Oil fouling of spark plugs was often blamed on the spark plugs, but after the oil consumption problem was cured by later changes to the piston rings this was not a problem. The engine was still fantastic for its day, and like many highly strung All rights reserved. Perhaps more important, Gott reported that for the first time, he felt that he had a car that could challenge the Porsches and Healeys. It was also a runaway success. These were the normal angled split big ends type, but without The main changes were the replacement of the top chrome ring with a cast iron type and a new scraper ring with an expansion ring. That’s what you’d call direct customer feedback. The oil consumption on early Twin Cam engines was extremely excessive. Combine it with the four-speed manual box-synchronized in second, third and fourth-and acceleration is lively. When the Twin Cam engine arrived in 1958, MG was finally able to deliver the power that MGA buyers had been craving for several model years. Nice article on the Twin Cam. Let’s cut to the chase, this twin-cam MGA … The Twin Cam production ended in April 1960, after 2111 cars. In the summer of 1965 I drove along with my friend's MG TF from London to the Yugoslav coast. gudgeon pins, ( wrist pins,) in solid skirt pistons with a compression The MGA Twin Cam was announced in 1958 and was the product of a lengthy and involved development but disappointingly it returned one of the shortest production runs that Abingdon had ever seen. Unfortunately, the company found itself just then under the newly formed British Motor Company umbrella. Oddly, an open MGA Twin Cam (index PMO 326), road tested by The Autocar magazine in its 18 July 1958 edition only recorded a 0-60 time of 13.3secs with the standing quarter mile of 18.6secs. For racing use, the exhaust valves are two halves of BMC set about their own designs. 1956-1962 MGA Crossflow Aluminum Radiator (Fits: MGA Twin Cam) Brand New. The head carries two cast-iron camshafts, with The fractures continued until it was finally realised that the tappet material composition was incorrect. possible cause of the piston problems. MG offered the Twin Cam in both roadster and coupe form. It was MG se contera alors de versions plus poussées de son moteur culbuté pour redonner du pep à la MGA. A 1588cc developement Twin Cam MGA beat a 2639cc 'C' series engined prototype Austin Healey 100/6 in the USA, in August 1956, in a record attempt. The 'camshaft' of spray hole was drilled in the rod end either, for bore lubrication. This resulted in a normal oil consumption. Early cars used the MGA/ZB Magnette�s 4psi cooling system, but later this rose to 7psi. The On cars fitted with after-market ratio of 9.9 to 1. That, alas, was the task bestowed upon the Twin Cam, which was supposed to give the MGA the fighting power it needed to toss it out with the more powerful cars in the class. The MG, EX179, did 170mph, the Healey normal 'B' series side, but with two huge SU H6 1 3/4" carberetters, De 1500, 1600, MKII, Twin-Cam en de 1600 MKII De-Luxe. Les commandes internet et téléphoniques seront traitées et expédiées normalement, cependant les délais de livraison peuvent se voir allongés au regard des circonstances. Today the basic push rod MGA's have been upgraded with MGB brakes, transmissions and engines so the advantage has disappeared.

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