* Maximizes carburetor performance * Includes step-by-step instructions * 5% boost in horsepower * Use with stock air box

* For stock engines using the stock airbox, air filter and stock pipe * Fully adjustable to allow the use of a well designed aftermarket pipe and stock replacement air filter like K&N * Designed to improve throttle response and driveability and in most cases power increases of approximately 5%…

…the globe * Developed and tested from sea level to 12,000 feet elevation * Dyno tested High performance jetting kit includes: * Low and high altitude custom designed triple taper needles * Main jets * Spare needle clip Note: Image for reference only. Actual product may vary according to vehicle.

* Complete kits to rebuild O.E.M. carburetors * Each kit contains all necessary gaskets, O-rings, float valve and jets * Supplied to Moose Racing by the same supplier the O.E.Ms use * Available for 2-Stroke and 4-Stroke motocross bikes * Imported

* Includes jet, needles and all the hardware needed to dial in your carburetor

* Developed by Dynojet * Helps smooth out throttle response and eliminate long warm-up * All necessary parts and special tools are included with step-by-step instructions

* For stock or mildly tuned engine using a well designed aftermarket pipe with a modified airbox and a stock replacement air filter * For applications where individual filter cannot be installed and where airbox modification improves the engine's performance * In most cases power increases of…

* Maximizes carburetor performance * Includes step-by-step instructions * 10-15% boost in horsepower * Use with individual filters

* DynoJet ATV Kit stage levels determined by DynoJet for best results for your intended vehicle * Kit includes jets, needle, spring, shim and instructions Stage 1: * Intended for ATVs with a stock engine using the stock airbox, air filter, and stock pipe * Fully adjustable to allow the use of a well…

* Installs a standard Mikuni idle adjuster into the carburetor body * Necessary if carburetor top has been replaced with a standard Mikuni cap * Kit includes a drill bit, taper thread top, 2 idle screws with lock nuts and instructions

* Contains all you need * Complete recalibration jet kit including: jets, needle, spring, shims, detailed instructions, an airfilter, and Outerwears prefilter and a K&N recharger service kit

…-4T00400H, 997-4T04450H, 997-4T03450H, 997-4T04525H and 997-4T04625H come with mid pipe. * It is recommended that new exhaust gaskets and a proper jet kit be installed when changing an exhaust system on a carbureted motorcycle. * It is recommended that new exhaust gaskets and a power commander be installed…

…96db * USFS spark arrestor legal * Works in Pro Series and Comp Series exhaust systems Note: It is recommended that new exhaust gaskets and a proper jet kit be installed when changing an exhaust system on a carbureted motorcycle. It is recommended that new exhaust gaskets and a power commander be installed…

…aluminum powerplate, which bolts into the stock air box to insure a 100% seal * It also includes a High-Flow air filter, a nylon pre-filter and a jet kit

…with our air cleaners * Kuryakyn makes no claims to the suitability of our Jet Kits when used outside of our complete air cleaner kits * Refer to the factory service manual for proper procedures for the installation of these kits

* Contains all you need * Complete recalibration jet kit including: jets, needle, spring, shims, detailed instructions, an airfilter, and Outerwears prefilter and a K&N recharger service kit