Yamaha YZF R3 R25 (2014–2021) Scorpion Exhaust Serket Taper Full System Brushed Stainless Royal Alloy Badges The T5 carburettor is 9mm CUP359 A The T5 carburettor is 9mm shorter in height than the PX carb to facilitate the larger T5 air filter Specially researched friction modifier chemistry relies upon electrostatic adhesion to attack friction at crucial points in valve and power train systems two sources of hidden power which give that vital edge in acceleration and full throttle output Yamaha YZF R3 R25 (2014–2021) Scorpion Exhaust Serket Taper Full System Brushed Stainless During the 70’s they won the first of many 500cc world championships and have maintained that success through to the modern era of Moto GP