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/125823
August 28, 1973 "15 Bill Phil Tlugasen Age: 38 ~ike: Yamaha Displace!Dent: 360cc Carb: Mikuni 34mm , Gearing: Countershaft: 13/14 teeth Rear: 44 teeth Tires: F: 3:50x19 Dunlop Trials . R: 4:50x18 Cheng Shin Tire Pressure: F: 8-10 Ibs. R: 8-10 lbs. MO
