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/126245
[I IIl:lI -= .,~~ t r-.. r-.. 0') ~ ) C\1 ~ co;j ~ ~ .c Q) ; ~ : Flycracker sweet Engine disassembly might very well stop at th e flywheel unless you have a heavy-duty flywheel puller from K&N . RM 125,250 and 370 Suzukis have just been included in the models that K&N makes flywh eel pull ers for. The flywheel puller features "solid steel plate, with a strong , hard center push bolt and strong metric thread securing bolts." Let's see now, " that was two strongs and one solid. Pretty good . If two strongs and one solid is what you are looking for , see your dealer and ask for part number T-I08 (RM 125) or part number T·109 (RM 250 and 370) . Pullers for the 250 and 370 are $4 .95 apiece. The 125 puller costs $1 more. 'K&N Engineering , Inc ., Dept. Flywheel 12, Riverside, CA 92502 (714) 682-8~13. Picture perfect frame The frantic search for a 210-pound Yamaha TT500 takes another step forward . Dick Mann Specialties' chromoly frame for Yamaha's four-stroke single won't get th e weight down to 210 pounds, but it is lighter and stronger than the stock frame. Geometry is changed for "better weight transfer" and thus the handling is improved. Chain adjustment is from the front of the swingarm. They promise to supply suspension based on rider weight and type of riding. Deep within the redepoxy-covered frame lies the spirit and knowledge of Dick Mann's 26 years of experience with thumpers. For more information contact Dick Mann Specialties, Dept. Frame-up, 904 Wright Ave. #34 , Richmond , CA 94801. Con (rod) job When the connecting rod no longer connects, engines tend to not run well , if at all. Distressing if it happens when you 're leading the third mota after winning the previous two . The people at Mack Cycle Center don't wish to see" such things happen to Honda CR125 owners. Their Heavy Duty Connecting Rod is designed to eliminate" rod breakage. The rib is three millimeters wider and one millimeter thicker for stronger support. The kit includes the rod pin and bearing, thrust washers and the Heavy Duty Connecting Rod , and sells for $24.95. Send the crank to Mack Cycle Center and they will do it for $48.50. Keep your bike's crank in touch with the piston. Mack Cycle Center, Dept. Japanese Connection, 133 S. Euclid St. , Fullerton, CA 92632 (714) -526-3177 , Mail orders available. I read you like a book Knock off the hubbub Surviving mile races on Yamaha fourcyclinder milers made Kenny Roberts respected. The rear hub that went along can now be' purchased by mere mortals for all flat -track bikes and many street models . It 's done in knockoff motif, with wide bearing spacing, eight-bolt drive and drive bo lts that thread into the very center of its existence. Available .a s hu bs only or laced to Sun alloy rims . Manufactured by Kosman Specialties and distributed by H.J . Products, Dep t, TKO, 2215 Mishawaka Ave., South Bend. IN 46615 (219) 289 ·3077-,. , ' ," Everybody knows that spark plugs can talk , but not everybody can ' understand them. Its all a matter of learning the language. The Ch am pion Spark Plug people are happy to translate. Their Motorcycle Service Manual offers basic information on spark plug dimensions , firing tip design and heat range, T hen it gets interesting, describing ca uses of abnormal combustion, tell ing how to service plugs and how to read 'em. Tips on maintaing fuel and exhaust systems are also included. The entire 16 pages may be obtained from your nearby spark plug supplier. . .