Motor muscle is a carburetor and throttle cleaner. Spray. 450 ml. It allows you to efficiently and quickly remove dirt, soot, carbon deposits from carburetor external and internal parts without disassembly. It is safe for sensors. It restores engine operating parameters. It is long-lasting, one can is enough for several cleaning cycles. Application: Work on the cold engine. Remove the air filter and spray the product on external parts and arms of the carburetor. Let it get absorbed. Then apply repeatedly to remove dirt. Start the engine by pressing the gas pedal, spray several times inside the carburetor on the dampers and diffusers.