JD Jetting jet kit JDY006.

James Dean designed the JDJetting kits so that you don’t have to be an expert to get professional high performance results. The James Dean custom jetting kit is designed to improve throttle response throughout the rpm range by using specially made multi-taper needles. These are based on the most popular settings used by new generation MX and off-road riders around the globe and the results are impressive. Exceeds the performance of standard 2-stroke jetting.

You will get: 2 multi-taper needles, main jets and pilot jet. Also included is a manual which shows you what set up to use.

This fits: the 2007-2011 Yamaha WR450F.
 

Complete as pictured.


 

JD Jetting jet kit JDY007.

James Dean designed the JDJetting kits so that you don’t have to be an expert to get professional high performance results. The James Dean custom jetting kit is designed to improve throttle response throughout the rpm range by using specially made multi-taper needles. These are based on the most popular settings used by new generation MX and off-road riders around the globe and the results are impressive. Exceeds the performance of standard 4-stroke jetting.

You will get: 2 multi-taper needles, clip and main jets. Also included is a manual which shows you what set up to use.

This fits: the 2004-2009 Yamaha YFM 350 Raptor ATV.
Image is sample image.

Complete as pictured.

JD Jetting jet kit JDY011.

James Dean designed the JDJetting kits so that you don’t have to be an expert to get professional high performance results. The James Dean custom jetting kit is designed to improve throttle response throughout the rpm range by using specially made multi-taper needles. These are based on the most popular settings used by new generation MX and off-road riders around the globe and the results are impressive. Exceeds the performance of standard 2-stroke jetting.

You will get: 2 multi-taper needles, main jets and pilot jet. Also included is a manual which shows you what set up to use.

This fits: the 2006-2013 Yamaha WR250F.

Complete as pictured.

JD Jetting jet kit JDY013.

James Dean designed the JDJetting kits so that you don’t have to be an expert to get professional high performance results. The James Dean custom jetting kit is designed to improve throttle response throughout the rpm range by using specially made multi-taper needles. These are based on the most popular settings used by new generation MX and off-road riders around the globe and the results are impressive. Exceeds the performance of standard 2-stroke jetting.

You will get: 2 multi-taper needles, main jets and pilot jet. Also included is a manual which shows you what set up to use.

This fits: the 1995-1998 Yamaha YZ125.

Complete as pictured.

JD Jetting jet kit JDY018.

James Dean designed the JDJetting kits so that you don’t have to be an expert to get professional high performance results. The James Dean custom jetting kit is designed to improve throttle response throughout the rpm range by using specially made multi-taper needles. These are based on the most popular settings used by new generation MX and off-road riders around the globe and the results are impressive. Exceeds the performance of standard 2-stroke jetting.

You will get: 2 multi-taper needles, main jets and pilot jet. Also included is a manual which shows you what set up to use.

This fits: the 2019-2023 Yamaha YZ285

Complete as pictured.

JD Jetting jet kit JDY020.

James Dean designed the JDJetting kits so that you don’t have to be an expert to get professional high performance results. The James Dean custom jetting kit is designed to improve throttle response throughout the rpm range by using specially made multi-taper needles. These are based on the most popular settings used by new generation MX and off-road riders around the globe and the results are impressive. Exceeds the performance of standard 2-stroke jetting.

You will get: 2 multi-taper needles, main jets and pilot jet. Also included is a manual which shows you what set up to use.

This fits: the 2022-2024 Yamaha YZ125.

Complete as pictured.

JD Jetting jet kit JDKH41.

James Dean designed the JDJetting kits so that you don’t have to be an expert to get professional high performance results. The James Dean custom jetting kit is designed to improve throttle response throughout the rpm range by using specially made multi-taper needles. These are based on the most popular settings used by new generation MX and off-road riders around the globe and the results are impressive. Exceeds the performance of other standard factory jetting.

This kit was specifically designed for the Keihin PWK38 AirStriker carburetor (w/ screw top).

You will get: 2 multi-taper needles, 1 needle clip, 4 main jets and 1 pilot jet. Also included is a manual which shows you what set up to use.

This fits: the screw-top Keihin PWK38 AirStriker carburetor (see 3rd image) (carburetor not included). This carburetor is used in a wide range of 125-500cc. 2-stroke engines.
 

Complete as pictured.

JD Jetting Keihin PWK38 AirStriker carburetor kit JDKH08.

Keihin PWK38 AirStriker carburetor plus jetting kit which was specifically designed for this carburetor. The carburetor can be used for 125-500cc engines and offers a huge improvement over standard jetted carbs. 

You will get:

• Keihin PWK38 AirStriker carburetor
• JD Jetting jetting kit containing 2 multi-taper needles, 1 needle clip, 4 main jets, 1 pilot jet and clear instructions.

This fits: a wide range of 125-500cc 2-stroke engines.

Complete as pictured.
Ready to race...

JD Jetting JDKH38 kit: short-body Keihin PWK38 AirStriker carburetor + JD Jetting jet kit.

Genuine Keihin from Japan carburetor and JD Jetting jet kit from the US.
High performance package, set up for 250 and 300cc. engines. 

You will get:

• Keihin PWK38 short-bpdy AirStriker carburetor
• JD Jetting jetting kit containing 2 multi-taper needles, 1 needle clip, 4 main jets, 1 pilot jet and clear instructions.

Carburetor dimensions:

• outer diameter front: 46mm.
• outer diameter back: 63mm.
• total length: 75mm.

The jetting kit is to be installed by you, it comes with clear instructions (or we can do it for you).

Complete as pictured.
Ready to race...

JD Jetting T-handle fuel screw.

Easily adjust your idle mixture with this air mixture screw, without using tools. This one is formerly known as the Scotts T-handle fuel screw. Precision machined to ensure consistent results and a reliable setting.

JD Jetting part number: JDFM030.
This fits: all Keihin FCR MX carburetors.

(this also works on (slant) Keihin FCR carburetors, but only after lightly drilling out the passage through the float bowl with a 6mm. drill)

Complete as pictured.