Keihin CV Carburetor Modifications - Need a quick way to improve the performance of your stock Harley-Davidson and not much money? Here are some simple modifications you can make to the stock CV carburetor to make it work better and you'll spend under $20.

How do you know when your carburetor is properly jetted? Find out how to do a seat-of-the-pants adjustments and get performance improvements in the Carburetor Tuning section.

What parts are available from your Harley-Davidson dealer for the Keihin CV carburetor? Take a look in the CV Carburetor Parts section.

Do you have an older Harley-Davidson without a CV carburetor? Do you want to improve the performance of your bike with a new carburetor, but do not have the money for an S&S or Mikuni. Consider using a Keihin CV carburetor to improve the performance. The Keihin CV carburetor has a 40mm venturi diameter versus a 38mm for the butterfly model Keihin. The CV carburetor works very well when jetted properly. They are also available as new or almost new take-offs at most swap meets for $50 or less. Think about it!

ThunderSlide Vs. DynoJet Kit. Thinking about spending $150 for the DynoJet's new ThunderSlide kit? Before you spend you cash, consider where ;you want the performance of the bike to be down the road. DynoJet makes excellent products, but you may be able to save some money in the long run.

How do you know when your carburetor is properly jetted? Here is a guide for basic carburetor tuning. You'll learn some tricks in the Carburetor Tuning section.