450XCW on Dyno for Air/Fuel monitoring and HP evaluations |
450EXC and 530EXC |
KTM 450SXF on Dyno for Air/Fuel Monitoring and Measuring HP |
KTM 450SXF, HP and Torque, (51HP) |
Dirt_Bike_KTM_530EXC_Jet_Kit_Review |
How to get to the carb parts?... Pull out on the hot start cable, if there is one to begin. |
Loosen the clamps and pull rearwards to lower the carb in front, then turn the carb |
Pull carb rearwards out from the intake boot, then lower the carb in front, then turn the carb |
Rotate carb and remove float bowl plug to access main jet |
Carb Drain Plug Removed for Access to Pilot and Main Jets, and Accelerator Pump Cover Removal |
Carb top Access with Carb Pulled Back and Lowered |
Needle is Accessed after Carb Top is Removed |
Accelerator Pump Linkage is Behind Black Cover on Cable Side |
450 or 530 FCR Carburetor with O-ring on Linkage |
Accelerator Pump Linkage with O-ring |
Accelerator Pump Diaphragm Spacer in Jet Kit JDK015, JDK013, and JDK002 |
JDJetting Fuel Screw #JDFM040 or JDFM045 with Precision Machining and Extended Length |
530EXC-R with Motard Wheels |
450/530EXC Exhaust Tip Mod for More Power |
Remove Plug from EXC to allow carb venting and prevent over filling of catch container |
450EXC Daul Sport-- Comparing stock restricted/jetted, JD kit only, and JD kit with tailpipe restriction removed |
JDJetting Fuel Screw #JDFM040 |
Gasket and Rebuild Kit #JDKH20 |
Slide Plate #JDKH22 and Seal #JDKH19 |
FCR Mid-Body Gasket Set #JDKH17 |
Dual Spray Accelerator Pump Kit #JDKH27 |
NOTE- THESE ARE PICTURED UPSIDE-DOWN: Pump Diaphrams- Standard #JDKH18 (on left), and Honda Diaphragm #JDKH04 (on right) |
Air Fuel Metering for High Elevations |
Colorado at 12,800ft Elevation |
Colorado at 13,000ft Elevation |
Colorado at over 12,000ft Elevation |
Air/fuel Gauge at 5800ft Elevation |
Wide-Band Air/Fuel Sensor Mounted to Header Pipe |
Wide-Band Air/Fuel Sensor Mounted to Header Pipe for Jet Kit Development |
KTM 450SXF JDJetting Test Bike |
KTM 450SXF JDJetting Test Bike |
KTM 450SXF JDJetting Test Bike |
KTM 450SXF on Dyno with Street Tire |
Dyno Tuning KTM 450SXF |
O-ring Installed on Pump Linkage |
Needle Access |
KTM 450SXF_HP_TQ.jpg |
KTM 450SXF, HP and Torque, (51HP) |
Top Guns- KTM 450SXF versus Honda CRF450R |
KTM EXC STK vs JD kit with tailpipe restriction removed (S/A remains in place) |