Originally independent, it was owned by bsa from 1943. Code 39 lrx 1996 1964 tiger mki rolling shell lrx 2009. The engine was a longitudinally mounted inline vertical ohc. Starts, runs and rides as it should, fully checked over and ready for the road. Great looking bike, i always preferred the s7 over the s8, even if it is a bsa built bmw r75. Sunbeam s8 1949 fully restored and in immaculate condition, original reg number. Classic british shaftdrive ohc twins built by amc in the 1950s sheldons emu. How to page modifications page one modifications page two modifications page three dipsticks,sumps and oil weirs. One thing for sure, either way there has been no other motorcycle like the s7 deluxe, the only fat tyre brit bike ever built. S7, s7deluxe and s8 motorcycles built by sunbeam cycles ltd, not bsa. Sunbeam s8 500cc motorcycle auctions lot 8 shannons. The sunbeam s8 is the least pricey of the models to buy, as more of these were produced, therefore more are found for sale. Bsa took over sunbeam in 1943, some would say anything from that point on was not a sunbeam and thats fine by me.
The new gearbox was based very much on the 1920 constant mesh box as used on the standard 3. Stewart engineering of poole, dorset are the acknowledged sunbeam s7s8 specialists, holding large stocks of spares and improved components, as well as offering advice and technical information. Refer to the sunbeam s7, sunbeam s7 deluxe and sunbeam s8 pages to be able to differentiate between the models. Established in 1960, specifically to develop and manufacture parts for the shaft drive sunbeam s7 and s8 motorcycles 19461957, stewart engineering are the worlds experts on these machines. Through our network of car breakers, car dismantlers, and scrap yards. No mot required due to age and is taxed until june 2014. Buy sunbeam motorcycle parts and get the best deals. For those of you who came in late, im the sometimes proud owner of a 1947 sunbeam s7. Wed better let hovis have his engine back and well put the gearbox aside for you. This was perhaps not sunbeams greatest technical achievement and likely one of the reasons that after their victory in 1929 the rudge factory was so dominant in 1930. Sunbeam s7, sunbeam s8 gear used but good clean working condition. S7, s7deluxe and s8 motorcycles built by sunbeam cycles ltd. Aged 18 i took my 1954 sunbeam s8 all round the coast of the uk girlfriend on pillion. Overdrive gearbox installation michael hartman version 1.
Please note,due to the coronavirus restrictions we can take a deposit to secure a bike and store it until a time that is safe for us all. Latterly sunbeam is perhaps most famous for its s7 model, a balloontyred shaftdrive motorcycle with an overhead valve inline twin engine. Please note,due to the coronavirus restrictions we can take a deposit to secure a bike and. In jpg format approximately 600 pixels in size and submitted to. The whole sunbeam range underwent major changes in 1932, with the introduction, at last, of a very robust constant mesh fourspeed gearbox the aw series, and a much revised top end for the engine. I am finally tired of ignoring the car and i dive in and address the brake issues. With the inverted leavers some people consider them the purest sunbeam, the closest realisation of poppes vision. I had a jawa 350 with a sidecar as my daily driver for a year or two. I, being a mechanical engineer, have always attended to the service and repair of my sunbeam myself. Sunbeam model 9 john marston ltd built sunbeam motorcycles at the sunbeamland works in wolverhampton, england. Sunbeam motorcycle parts for sale in uk view 54 ads. Sold to the bsa group in 1943, production moved to redditch, worcestershire and built the s range from 1946 to 1956, one of the more unusual motorcycles offered in the period. Cheap sunbeam car gearbox and original gearbox parts search and find sunbeam gearbox spares and replacement parts.
The sunbeam spares company unit 23 weymeadows business park shepperton tw17 9ns london united kingdom call us. The 1951 sunbeam s8 500 and all other motorcycles made 18942020. Fork oils come in various viscosity grades and are classified by a system known as weights, i. The original sunbeam s7 seems to get higher prices than the other models. The type of oil is a high vi suspension fluid, and for use in a sunbeam we recommend 15wt. The 500cc tandem twin was fairly innovative for its day, with the overhead cam being a particularly unusual feature. The rapier is a road car from sunbeam, with rear wheel drive, a front mounted engine and a coupe body style. With our huge stocks of spares, superb world wide mail order facility, over the counter shop sales by appointment only.
Good condition for a combination of this age sale type. A very interesting picture here of the footchange arrangement used by the works sunbeams in the senior tt for their 3speed gearbox. Powering the sunbeam rapier is an overhead valve, 1. This auction is for an extremely tidy bike which is ready to ride. Sunbeam s8 motor cycle combination motorcycles for sale. Les sunbeam s7 et s8 sont des motos britanniques concues par erling poppe et dont le style. The bedsidebook specifies for the sunbeam s8 engine also used in the s7deluxe pistonring end gap of. The seller acquired this project bike in 2015, and notes that few 193235 model 9s are still known to exist. I am a fan of sunbeam s8 motor cycles because i owned and used one for six years during 1950s. It could be argued the least pure of the three models, or the farthest evolution of the ideas. Its a great example of postwar optimism in britain, even if the sausage didnt quite live up to the sizzle. This 1935 sunbeam model 9 was recovered from an egyptian warehouse in 2005 where it spent decades in storage.
Sunbeam s8 1950 500cc inline parallel twin shaft drive. The final fling of the cossack family was the sunbeam matabele, retaining the aluminium alloy blocks and 122 mm 5 in bore of the saracen the v12 matabele delivered 420 hp 3 kw at 2,000rpm through a 1. Some other manufacturers class this as a medium wt. This sunbeam s8 is one of them, and is in highly original condition, and happens to already be here, saving the new owner the usual cost and hassle of shipping one over from england. Marstons first motorcycle was a 350cc single produced almost entirely inhouse. Sunbeam s8 1950 500cc inline parallel twin with shaft drive. Two foot power cord will store excess into its back with a locknotch, so you can keep cat from tripping on it. Stainless steel exhaust tools all things final drive i80 degree crankshaft. The sunbeams later fourring piston is tapered and round modern engines often use very slightly elliptical shaped pistons. Marketed as the gentlemans machine, sunbeam became part of the associated motor cycles ltd in 1937. S7 s8 alloy gearbox clutch casing housing classic motorcycle. With our huge stocks of spares, superb world wide mail order facility, over the counter shop sales by appointment only and fully equipped workshops, we can cater for.
Sunbeamland, a resource for vintage motorcycle and vintage. Sunbeam s8 for sale in uk 39 secondhand sunbeam s8. No doubt it was the s7s quirky, indeed unique, design that endeared it to george daniels, who acquired this example in july 1971. Its 4 cylinder, double overhead camshaft naturally aspirated powerplant has 4 valves per cylinder and a displacement of 2. Feb 04, 2014 sunbeam s8 gearbox quadrant simon robertson. Sunbeam was a british manufacturing marque that produced bicycles and motorcycles from 1912 to 1956. Gearbox oil is clean as clean can be, and all the gears work, all be it yards apart.
If you are interested in the erling poppe designed shaftdriven, ohc, sunbeam s7, sunbeam s8 or sunbeam s7 deluxe british motorbikes, sof is the group to belong to. Fortunately the bearing housings are steel sleeves. Bright green power lamp when rocker switch is left on, so if you turn the lights out in the kitchen, glance back to know if its on, you will. Originally a saucepan manufacturer, sunbeam built tricycles and bicycles from 1887, cars from 1899, and motorcycles from 1912. Ajs model 18cs starting procedure, heavyweight british single motorcycle duration. Lost the clutch on skye drove clutchless from skye round cape wrath to the kyle of tongue notch in middle of north coast where at the youth hostel i removed the engine and rebuilt the clutch, stewarts who were still at bective road putney then having sent me the bits. The sunbeam s7 of 1946 was an all alloy 487cc vertical twin whose cylinders were set one behind the other in line with the frame. Thought id start a thread about my newly acquired sunbeam. Upon stripping the gearbox on my 1949 sunbeam i found that the bearings on the output shaft had been sliding in their housings.
It provides power and torque figures of 150 bhp 152 ps112 kw at 5750 rpm and 203 nm 150 lbft20. The hagerty motorcycle valuation tool is designed to help you learn how to value your 1950 sunbeam s8 and assess the current state of the classic motorcycle market. A quick glance at any list of sunbeam numbers will show that the batch number prefixes e. This car has a 2 door hatchback body style with a front positioned engine delivering its power to the rear wheels. The sunbeam s7 and s8 are british motorcycles designed by erling poppe with styling loosely based on the bmw r75 designs that were acquired as war reparations by bsa full rights to the sunbeam brand had been acquired from amc in 1943. The first engines were rigidly mounted in the frame and the vibration was so bad that the first units had to be returned to the factory and the now familiar rubber engine. Whichever, it is still a sunbeam and therefore endlessly better bike than any other marque.
Conversely, the bsa sunbeam s8 stanchions have a taper at their. Built in redditch, the unusual engine layout was similar to that of a car. Aylesbury, buckinghamshire, united kingdom, uk sellers notes. We can source and supply discounted car sunbeam gearbox parts and gearbox spares to you, no matter where you live. The bike was restored by previous owner 12 years ago and sat in an airconditioned barn for 10 years.
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