Cycle News - Archive Issues - 2000's

Cycle News 2001 04 25

Cycle News is a weekly magazine that covers all aspects of motorcycling including Supercross, Motocross and MotoGP as well as new motorcycles

Issue link: https://magazine.cyclenews.com/i/128101

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ike iedrovwski's 2001 WORCS YOSHIMURA SUZUI(I DR-Z417 FRAME MODS: Bracket welded on for steering stabilizer SUBFRAME: O.E.M. Suzuki SWINGARM: O.E.M. Suzuki ENGINE MODS: Cylinder bored to 417cc by Yoshimura and re-Nikasilplated by RPM; head & cylinder work by Yoshimura; Yoshimura high-rev kit (cam and black box); Wiseco piston; Yoshimura gaskets EXHAUST HEADER: Yoshimura titanium MUFFLER: Yoshimura titanium CLUTCH: Hinson basket; Kawasaki KX500 plates CARBURETION: Mikuni (Keihin is stock) AIR BOX: O.E.M. Suzuki AIR FILTER: Twin Air IGNITION: O.E.M. Suzuki wi Yoshimura high-rev box SPARK PLUG: NGK RADIATORS: Anodized O.E.M. Suzuki FUEL:F&L LUBRICANTS: Motorex SUSPENSION FRONT: Factory Showa 49mm inverted fork wi RG3 settings REAR: Factory Showa shock wi RG3 settings LINKAGE: O.E.M. Suzuki FOOT PEGS: IMS polished steel FOOT CONTROLS: O.E.M. Suzuki CHAIN: Regina O-ring SPROCKETS: FMF 909 14/50 BRAKES: DP rotors & pads WHEELS: O.E.M. Suzuki TIRES: Dunlop TUBES: Dunlop foam inserts TRIPLE CLAMP: FMF 909 wi 21mm offset HANDLEBAR: FMF 909 BFB HAND CONTROLS: FMF 909 GRIPS: FMF 909 CABLES: Motion Pro FUEL TANK: Updated lMS natural wi dry break PLASTIC: O.E.M. Suzuki wi Cycra vented front numberplate GRAPHICS: N-Style SEAT: O.E.M. Suzuki foam wi N-style cover GUARDS: Cycra Pro Series-bend handguards & front-rotor guard; DSP carbon-fiber frame guards, case savers, glide plate & header guard HARDWARE: O.E.M. Suzuki & titanium SPECIALTY PARTS: Yoshimura snail-cam adjusters & pins on swingarm; WER steering stabilizer; DSP carbon-fiber removable clutch cover Comments: Mike Webb - "While testing over the course of last season, we went as high as 450cc on the cylinder, but the piston started getting too close to the coolant and the bike would run hot and spin sleeves. Plus, with that big piston, it didn't have good controllability or revability. We want smooth, controlled power that can rev. By coming down to 417, we increased bottom and midrange, yet maintained total reliability (RPM does a great job with re-Nikasilling the sleeve). And then the Yosh cam and black give us revability we wanted (an extra 1500 rpm). Chassis-wise, the biggest improvement is the works suspension, but even a non-works inverted front end would be a great mod for pro-level guys since it eliminates the flex factor. It's important to have the right-offset triple clamp, though, to allow you to turn." cue I e n e "" S • APRIL 25. 2001 73

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