RD® Carbu Clean cleans and removes carbon and other deposits on the carburetor components, in jets, float chamber, the slides, throttle flaps. Stabilizes engine idle speed and improves its performance. Application: - with no dismantling the carburetor: Remove the air filter, start the engine and spray RD® Carbu Clean with intake air into the carburetor. If necessary, repeat this procedure. - For the profound cleaning: remove the carburetor and apply RD® Carbu Clean to the parts witch requiring cleaning. Leave on for 10 minutes. If necessary, repeat this procedure. H222 Extremely flammable aerosol.