FMF Powercore 2.1 Silencer Yamaha YZ250 024062 BMW MX Bend A(Width) B(Height) C(Rise) 84 2015 MX Bend A(Width) B(Height) C(Rise) D(Clamp Area) E(Sweep) F(Control Area) Carmichael 800 77 40 195 55 180 Henry Reed 800 92 66 206 57 180 Pastrana MX RM Low 800 74 56 203 55 180 Pastrana FMX 800 121 70 236 55 190 Windham RM Mid 800 99 74 219 53 180 Factory Suzuki KTM Stock 800 92 62 217 47 180 Woods Low 800 71 66 211 60 195 Woods High 800 95 66 211 57 180 CR Mid 800 82 56 230 57 200 CR High 800 95 67 204 60 180 KX High 800 108 70 236 56 180 YZ High 800 84 53 202 52 180 Universal Low 800 71 38 223 55 200 SX Race 800 87 54 Note: This camshaft only fits the 2003 2005 CRF150F or the 2003 2017 CRF230F FMF is about moving forward notable sound