 Typical JDJetting Kit with Custom Machined Needles |
 Carburetor Throttle Circuit Range Effects |
 Carburetor Tuning Range Chart |
 Keihin Needle Chart with Small Needle Tip Notation |
 Suzuki DRZ400S BSR Carburetor |
 FCR-MX Carburetor Parts |
 Eploded View 1 |
 Eploded View 2 |
 Carburetor Clamps and Fittings |
 FCR1 Single Carburetor Parts |
 Accelerator Pump Diaphragm Spacer in Jet Kit JDK015, JDK013, and JDK002 |
 Needle Clip Positions for FCR carburetor needles |
 FCR-MX Float Level Setting |
 Float Level PWK Short Body |
 PWK Air Striker Float Level Setting- Yamaha & KTM, 2 screw cap |
 Air Striker Float Level Setting- Screw Cap Version |
 FCR1 Float Level Setting |
 Vacuum Plate Seal Orientation |
 Vacuum Plate Seal Orientation 4 |
 Vacuum Plate Seal Orientation 2 |
 Vacuum Plate Seal Orientation 5 |
 1990 Keihin PWK Float Height and FUEL Level |
 FUEL Level |
 TPS Resistance Check #1 |
 TPS Resistance Check #2 |
 2011 YZ450F TPS Setting |
 Jets and Needle Clip Positions |
 Pilot screw (Fuel Screw) |
 Accelerator Pump |
 Accelerator Pump Linkages 1 |
 Accelerator Pump Linkages 2 |
 Carburetor Bottom with Pilot Screw, Spring, Washer, and O-ring |
 Carburetor Slide and Plate (Square End is Down on Plate) |
 Carburetor Cables, Hoses, and Clamps |
 Setting the Pump Timing Start point |
 FCR Single Taper Needles |
 PWK/PJ Single Taper Needles |
 Keihin PWK PJ Single Taper Needles |
 FCR Needles list.gif |
 Yamaha YZ426 Needle Info.jpg |
 Power Bowl with Adjustable Pump |
 FCR Carb disassembly for clearing pump nozzle |
 FCR Carb disassembly for clearing pump nozzle |
 FCR Carb disassembly for clearing pump nozzle |
 FCR Carb disassembly for clearing pump nozzle |
 FCR Carb disassembled |
 Two small passages flow fuel from the pilot jet, however, only the lower opening is metered by the fuel screw |
 IMG_3275.JPG |
 IMG_3267.JPG |
 IMG_3270.JPG |
 IMG_3278.JPG |
 Accel Pump Nozzle and Pilot Jet Passages.jpg |
 Keihin FCR Gaskets at Middle of Carburetor.jpg |
 FCR Mid-Body Gasket Set #JDKH17 |
 Gaskets at Middle of Carburetor - JDJetting part JDKH33 |
 Mid Body Gasket with Bubble Shape Included- JDKH33 |
 Standard Nozzle with Single Passage |
 Dual Spray nozzle #JDKH27 |
 FCR Carb Disassembly for Pump Nozzle Access and Dual Spray Installation |
 Dual Spray Nozzle Installed, #JDKH27 |
 Standard Accelerator Pump Nozzle Compared to Dual Spray Nozzle from #JDKH27 |
 Standard Accelerator Pump Nozzle |
 Dual Spray Accelerator Pump Nozzle from #JDKH27 |
 Mid Body All Gaskets FCR-MX, Upper gaskets are in #JDKH17, JDKH33, and Dual Spray Nozzle #JDKH27 |
 Mid Body Gasket JDKH17 Cut to Fit FCR Carb with Removeable Flange |
 JDKH17 vs JDKH33 -Use JDKH17 to Cut and Fit |
 JDKH17 vs JDKH33 -Use JDKH17 to Cut and Fit |
 3M Scotch Weld 847 KTM Recommended Product to Seal the Mid-Body Gasket |
 3M_Adhesive_847 |
 Keihin FCR Mid-Body Gasket Set #JDKH17 |
 FCR Mid-Body Gasket Set #JDKH17 (1 of the 2 large gaskets included is shown) |
 FCR Mid-Body Gasket Set #JDKH17 (1 of the 2 large gaskets included is shown) |
 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) |
 Quickshot 3 Adjustable Pump Cover- Part #JDAP05 |
 Replacement Float Needle and Seat for FCR-MX Select Models 2000-2005 |
 The Float Needle Seat is Removable and Can Be Replaced with This Version FCR-MX |
 Quickshot 3 Adjustable Pump Cover- Part #JDAP05 |
 FCR Carb disassembly for clearing pump nozzle |
 Cleaning Pump Nozzle- Location to Spray Carb Cleaner |
 KTM Slide with Notch and JDJetting Modified Replacement Slide |
 KTM Slide with Notch and JDJetting Modified Replacement Slide |
 KTM Slide with Notch and JDJetting Modified Replacement Slide |
 KTM Slide with Notch and JDJetting Modified Replacement Slide |
 KTM Slide with Notch |
 JDJetting Modified Replacement Slide for KTM |
 KTM Slide with Notch and JDJetting Modified Replacement Slide |
 JDJetting Modified Replacement Slide for KTM |
 Adjustable Pump Cover No Longer Available |
 CO Content vs AirFuel Mixture |
 Needle_change_of_fuel_with_clip |
 Needle_percent_change_of_fuel_with_clip |
 Needle_change_of_fuel_with_clip_NOZI |
 Needle_percent_change_of_fuel_with_clip_NOZI |
 Needle_change_of_fuel_with_clip_N8RH |
 N8RH VS N3EH 2 and 3 |
 Needle_percent_change_of_fuel_with_clip_N8RH |
 Keihin Needle Designs N3CA to N3CM |
 Needle NOZH vs DDJ DEL CEL CCK |
 Needle NOZH vs DDJ DEL CEL CCK |
 Keihin PWK Needles NOZE NOZF NOZG NOZH |
 Needle_and_pilot_jet_Change |
 Needle_and_pilot_jet_Change Percent |
 NAFG_vs_N8RG vs Single Taper R1471E |
 NAFG_vs_N8RG vs Single Taper R1471E |
 NAFG_vs_N8RG vs Single Taper R1371E |
 NAFG_vs_N8RG vs Single Taper R1371E |
 Textbook Richening with needle clip vs taper and main jet |
 PWK 38mm vs 36mm Engine Side |
 PWK 38mm vs 36mm Air Filter Side |
 Jetting Guide Examples of Double and Triple Taper Needles Profiles |
 Jetting Guide Examples of Double and Triple Taper Needles |
 N3CW and Richer Needles by Half Clip |
 N3CW and Richer Needles by Half Clip Percent Change in Fuel |
 Keihin PWK Carb KTM |
 Keihin PWK Carb KTM 2003 and Older |
 PWK Covers 36 38mm Marking |
 PWK 38 Cover Mark |
 PWK Covers 36 and 38mm Difference |
 Slide PWK 7 Marking.jpg |