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Yoshimura History Series

Part #20: 1985 New Kids on a New Weapon

Team Yoshimura Motul’s first rider, #15 Kevin Schwantz, in the 1985 Suzuka 8 Hours. It was his second time to ride th...

Part #19: The Dawn of the 750cc Era

Graeme Crosby taking pole at the 1983 Suzuka 8 Hours aboard the Yoshimura-Moriwaki-Suzuki GSX1000SZ. This was Pop’s o...

Part #18: From the 8V GS to the 16V GSX Katana

As the 1982 AMA Superbike season concluded, Yoshimura entered Cooley’s AMA-spec GSX1000SZ Katana Superbike (notice th...

YOSHIMURA HISTORY #17 The Technological Innovation Behind Cooley's First Daytona Victory

1980-1981 Some Big Changes “We’re gonna sue you! Be prepared!” Fujio was yelling at the U.S. Kawasaki mechanics, foll...

Yoshimura History #16: The Decision that Secured the Second Suzuka Victory

1980: A Man with a destiny June 1980, Isle of Man TT. Pop and Graeme Crosby were upset. Pop, in perplexed disgust, su...

YOSHIMURA HISTORY #15 The Crankshaft that Swept the Daytona

1980: Crank up!! Pop seldom drank alcohol but that evening he was in a bad mood as Honda America had announced it was...

YOSHIMURA HISTORY #14 Pierce, Cooley, and Emde Complete a 1-2-3 Finish at Daytona

Although not able to secure a 1st place finish –– 2nd in Rd.1 at Daytona, 3rd in Rd.2 at Bryar (Loudon), 3rd in Rd.3...

YOSHIMURA HISTORY #13 Behind the First Suzuka 8H Victory

(Header Photo) From left to right: Yoshimura mechanic Asakawa, Pop, mechanic Oya and Shohei. The Yoshimura Suzuki GS1...

Yoshimura History #12 1978: The Family’s First Victory in AMA Superbike

(Headline Photo) Yoshimura machines being prepared to enter the Daytona Speedway, 1978. From left to right: Wes Coole...

Yoshimura History #11 1976~1977: The Dawn of Yoshimura Suzuki

The Birth of Yoshimura Suzuki GS750/944 Yoshimura posted this advertisement in Cycle News (America’s weekly motorcyc...

Part #10: 1973~1977: Taming the Four-cylinder Monsters

The Early Days of AMA Superbike Racing While Yoshimura's U.S. subsidiary was taken over by its stateside business par...

Part #09: 1972~1975 Starting Over as Yoshimura R&D of America

Yoshimura History #09: Returning to the U.S. with a New Identity Finally achieving their long-desired dream of establ...
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The RACE SERIES product you are purchasing removes, renders inoperative, or bypasses required elements of the emission control systems of EPA, certified motorcycles of motorcyle engines and may only be installed on motorcycles that are restricted to closed course competition. Installation of this product on a motorcyle that is ridden on a public street, highway, or public lands violates the tampering and defeat device provisions of the Clean Air Act & 203(a)(3)(A) and/or & 203(a)(3)(B) and may subject you to a civil penalty of up to $37,000.

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