83556 Fuel Medic 2 & 4 Cycle Engine Carburetor Rescue Twin Pack

83556 Fuel Medic 2 & 4 Cycle Engine Carburetor Rescue Twin Pack.  For best results use carburetor rescue to resusitate hard or no starting engines.  This product is designed to remove gums, varnishes, and obstructions from fuel passages; cleaning carburetors on the spot.  Add carburetor rescue to 2.5 Gallons of Fuel.  A no start troubleshooting guide is included underneath bottles.  Also included in this package is a gas medic ethanol stabilizer to treat, stabilize and remediate any remaining stored fuel.  Mix gas medic with 2.5 gallons of fuel.  Made in the USA.