What does bigger pilot jet do?
A larger jet number means a bigger hole and more fuel. A smaller jet number has smaller holes and should be used if your engine needs to run more lean. Whether your machine is running too lean or too rich is a good starting point for choosing your jets, but using a jet calculator minimizes trial and error later.
How big is the pilot jet on a Suzuki DR650?
The pilot jet is 42.5 in stock form, and this should not be modified for any setup. There is more than enough adjustment in the pilot fuel screw for any setup and location with this size pilot jet. Do I need an aftermarket exhaust?
Why do you need carb jetting on XS650?
XS650.com Supporter Top Contributor The canard that less restrictive exhaust must equal bigger jets is tired and untrue. It is not unusual to have to lean the jets to get the best engine operation. The carbs provide an air fuel mixture. In general more air through the carb automatically equals more fuel.
Can a jet kit be installed in a carb?
Installing a jet kit in your carb is the best way to get the maximum performance and longest life out of your bike. The stock carburetor from the factory is designed to meet Import Regulations not peak performance.
Do you need pumper CARB on Suzuki DR650?
The DR650 has a mikuni BST40 CV carb. Many have claimed that you need a pumper carb to get the most out of your thumper, but this isn’t really true. With a properly jetted BST40, you can get good low end grunt, and an excellent performing motorcycle. Pumper carbs do however give better performance at low RPM.
The pilot jet is 42.5 in stock form, and this should not be modified for any setup. There is more than enough adjustment in the pilot fuel screw for any setup and location with this size pilot jet. Do I need an aftermarket exhaust?
Installing a jet kit in your carb is the best way to get the maximum performance and longest life out of your bike. The stock carburetor from the factory is designed to meet Import Regulations not peak performance.
The DR650 has a mikuni BST40 CV carb. Many have claimed that you need a pumper carb to get the most out of your thumper, but this isn’t really true. With a properly jetted BST40, you can get good low end grunt, and an excellent performing motorcycle. Pumper carbs do however give better performance at low RPM.
How to order motobishi Chase 500 cc custom carburetor?
Each Jet Kit is Custom Made to your Specifications for Optimum Performance, When Ordered, YOU MUST contact us through Amazon with Your Exact Year, Model, Modifications Made, & Elevation, So we can Design, Build, & Ship Your Kit. The kit comes with complete instructions for installation.