MS20-8

ENGINE 243 VALVES •Titanium valves •Features an advanced “High-flow” design to increase flow by more than 15% over stock valves •Lightweight design increases rpm and horsepower •PVD coated for outstanding wear resistance in seat, tip and guide area •Sold each VALVE SEATS •Replace factory seats that are prone to causing wear issues and premature valve failures •Heat dissipation (thermal conductivity) in increased 5-7 times faster •Extends valve life where valve contacts seat, know as “seat erosion” •Require minimal machining and are available in both standard and +.010” oversizes for standard valves •Also available for various applications using a +1mm and larger valvetrain sizes •Precision CNC machined for dimensional accuracy, flatness and roundness with a typical interference fit of .004”-.005” INTAKE EXHAUST INTAKE EXHAUST VALVE VALVE INTAKE VALVE EXHAUST VALVE INTAKE HEAD EXHAUST HEAD VALVE SEAT VALVE SEAT FITS MODEL VALVE DIAMETER VALVE DIAMETER SEAT DIAMETER SEAT DIAMETER KAWASAKI KX250F 04-13 - - 0926-0496 +1mm - - - +.010 KTM 250SX-F 06-08 - - - - - +.010 0926-0563 +.010 SUZUKI RM-Z450 07 0926-0479 Std. 0926-0503 Std. - - - - RM-Z450 08-09 - - - - - - 0926-0571 +.010 YAMAHA YZ450F 10-13 0926-1151 Std. (dished) 0926-1152 Std. (dished) - Std. 0926-1157 Std. 0926-1153 Std. (flat) - Std. (flat) - +.010 0926-1158 +.010 1 Must use 5mm locks part #0926-5022, guides part #0926-1148, retainers part # 0926-0531 and seals PART #0926-0652 for this valve on CRF250R 10-11. SUG. DLR. SALE PART # RETAIL COST PRICE 0926-0479 N/A $104.00 $37.70 0926-0496 N/A 115.30 28.40 0926-0503 N/A 101.90 39.20 0926-0563 N/A 58.30 14.90 SUG. DLR. SALE PART # RETAIL COST PRICE 0926-0571 N/A $48.90 $12.60 0926-1140 N/A 104.00 33.10 0926-1151 N/A 104.00 37.70 0926-1152 N/A 101.90 36.90 SUG. DLR. SALE PART # RETAIL COST PRICE 0926-1153 N/A $104.00 $37.70 0926-1157 N/A 48.95 12.60 0926-1158 N/A 48.95 12.60 VALVES, VALVE SEAT PRICELIST X2 VALVE SEATS •X2 seat materials are designed to improve heat transfer from the valve, minimize valve bounce, provide excellent sealing capabilities and increase the service life of titanium or steel valves •Replace factory seats that are prone to causing wear issues and premature valve failures •Heat dissipation (thermal conductivity) is increased and is superior to stock seats •Extends valve life where valve contacts seat, known as “seat erosion” •Requires minimal machining and is available in both standard and +.010” oversizes for standard valves •Precision CNC machined for dimensional accuracy, flatness and roundness with a typical interfer- ence fit of .004”-.005” •Two per kit SUG. DLR. SALE FITS MODEL VALVE TYPE SIZE PART # RETAIL COST PRICE KTM 250 SX-F 05-11 Intake +.010 0926-1799 N/A $34.70 $14.00 250 XC-F 06-10 Intake +.010 0926-1799 N/A 34.70 14.00