Accelerator Pump Quick Test Warm up your engine Turn it off Remove air cleaner Choke valve should be open – if not it could...
Answers To Fuel Injection Questions How Often Should My Injectors Be Cleaned? For peak performance, maintenance of your fuel injectors should be performed every 15,000...
Attaching Float Clip to Needle Some but not all carburetor kits include a clip that attaches the float to the needle. This is so the...
Carburetor Cleaning – What to Use How you clean your carburetor will depend a lot on what condition your carburetor is in.A carburetor that has been...
Carburetor Identification – Where is the Carb Number Some YF’s had the number stamped on the razor back that runs vertical of the carburetor body. Hitachi The 1940...
Carburetor Tips – What You Need to Know Carburetor Tips The following snippets are information that we have collected that might help you get past a problem,...
Carburetor Vacuum Advance Ported or Non Ported Vacuum AdvanceThis article is about the vacuum advance as far as how it is related to the carburetor. There is...
Cleaning Your Gas Tank Removing and cleaning an old dirty fuel tank can, indeed, be a problem. Actually, it can be several problems rolled...
Dies When Stopping or Around Curves As with most carburetor problems, there can be more than one reason for this.I have to ask the question: Does...
Electric Choke Conversion Kits We carry a wide assortment of electric choke kits (conversion). These are used to replace your hot air choke on...
Fuel Runs Out of the Throttle Shaft As most think, this does not indicate the throttle shaft needs to be re-bushed. Gas is running down the throat...
Hesitates, or Bogs When Stepping on Gas Hesitation or Bogging When stepping on the gas, the engine needs a little extra gas before it gets to cruising,...
How a Carburetor Works – Accelerator Pump While the illustration above depicts a Carter 1 barrel, the theory is the same with most carburetors. The spring mounted...
How a Carburetor Works – Chokes There are three types of carburetor choke thermostats. Integral, divorced and electric. Integral are mounted on the carburetor, divorced are...
How a Carburetor Works – Float System The float circuit includes the float (brass, or nitrophyl), needle & seat, or float valve, bowl vent & float bowl....