2021年6月30日 · Learn about the Clews Competition Machine, which was a BSA-powered scrambles racer. This one had a tag and lights when it was found, and so when it was restored, it was kept street-legal. British

Clews Competition Machines (CCM) is a British motorcycle manufacturer based in Bolton, England. CCM was founded in 1971 by Alan Clews and gained notability for producing specialised BSA powered motocross machines. [1] .

2023年9月6日 · CCM (Clews Competition Machines) was founded in 1971 out of the collapse of BSA’s competition department. Alan Clews, founder of CCM, was a successful trials and scrambles...

2013年12月10日 · Among those were privateer rider Alan Clews and former BSA works rider “Big” John Banks. After BSA’s factory motocross team folded in 1971, Banks went to ride for motorcycle designer and builder Eric Cheney, whose BSA-powered thumpers were proving competitive in the British championship.

“CCM” stands for “Clews Competition Machines”, A British company founded in 1971 by Alan Clews that became well-known for building race winning motocross motorcycles, often using BSA engines and transmissions. CCM motorcycles have competed and won in multiple forms of top flight motorcycle competition over the decades, including ...

1974年1月1日 · Beginning at the front of the machine we find an ordinary looking set of BSA fork legs and tubes. These are sufficient for trailing; but for motocross, more travel and a slightly stiffer spring...

Initially powered by BSA engines, the firm used Rotax engines during the 80s and 90s when production reached a peak of 3,500 annually including the Armstrong, which was built by CCM. In the 1980s, many CCM and Armstrong models were identical. The 83 MX500 was marketed as a Can-Am in North America, and as an Armstrong in Europe.

CCM undertook an extensive development program on the B50 motor resulting in greatly improved power, weight, and reliability. Developed by CCM were the special casting for the barrel, side...

2015年12月27日 · It utilised a variant of the BSA B40 – 343cc unit single, which CCM claimed the capacity as 345cc by using a bore of 79.25 mm and stroke of 70 mm, with compression ratio as 6.2:1.

2007年12月4日 · All early CCMs are BSA based. When the BSA factory went belly up, Alan Clews bought all of the remaining B50 engines and tooling and started making his own frames housing the highly modified Beeza engines he named Clews Strokas (later changed to Clews Competition Motorcycles or CCM for short).