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/128180
TITANIUM VALVES REVISED SUSPENSION 5-VALVE CYLINDER HEAD The new VZ450F builds revs with lightning speed. thanks to its indUstry--ellciusive, factory race-.pec titanium So-valve sys· tern. An entirely new cylinder and head combine. for both An aU.new, light.r.weight swingenn. coupled with fork and rear shock tweaks that include lighter-weight int"mals. smoother stroke and .nhanc"d anti-bottoming performance. mean. the 250F's fluid. track.taming handling Is now sllki.r and more precise than ever. Screaming·fa.t revs, IIghtning-quick throtUe ruponse and potent low-rev torque ar. three of the high-performance perks served up by the VZ250F's exclusive S-valve cylinder head technology featuring a quintet of featherweight titanium valves, ultra·short 53.6mm alroke ..•and 13.500 rpm red line. POSITIONED TO AnACK RACE-READY ERGONOMICS The VZ250F, lIke its 450F sibling, gets thoroughly revemped ergonomics, courtesy of an all-new, lighterwaight frame with greater rigidity and a flattar. longer .eat. fuel tank and radiator shrouds. which optimize. freedom of movement and waight transfer during the heat of bettie. The VZ250F's specially de.igned steering crown locates the handlebars slightly forward for improved ergonomic comfort and a more aggressive riding position. providing greater balance and flexibility over whoops and while railing through comers. 4-STROKE EXTREME Featuring an all~new powarplant from the e.ses up • cylin- der head. piston and crankshaft· the VZ450F deltve,.. 8 mealy dose of broader, beefier torque for instant hook.up with higher Oyer'fev capacity lind crisper, mora linear significant weight savings and phenomenal perfonnance. throttle r.sponse. AUTOMATIC DECOMPRESSION Equipped with an all-new, lighter.weight automatic decompreuion system and smoother-action klckstarter, getting the VZ450f thumping h8ll never been easier. hot Of' cold. NEW TRANSMISSION & CLUTCH An all·new 4-speed transmission uv•• weight and allows rider. to spend I.ss time shifting and more time getting horsepower to the ground. In addition to revised first. second. and fourth gear retios, the bike al80 features. a beefed up clutch with larger, stronger plates. ADJUSTABLE COMPRESSION DAMPING Like .11 its yz brethren. the 125 features fully adjustable suspension front and back. highlighted by 8 remote ,..servoir..equipped rear ahock bearing seplll'llte adjusters for high-end low-speed compression damping for optimal versatility and smoother. more consistent wheel control. 80 NOVEMBER 13. 2002' cue • e n e _ s MOTO-WINNING 250cc 2-STROKE ENGINE Smooth...predictable...brutally powarful...ready for battla. And now with reshaped porting. new port timing and a redesigned cylinder head. this blue acreamer hooks up and goes better then ever with e'len bigger. berm-shredding. mld-r'I!Inge bite and top-end howl.