478778 683615 Parts

Plastic primer bulb that draws fuel into the carburetor when pressed. Replace if cracked, broken, or no longer creating proper seal for priming.

Replaces a worn or damaged exhaust valve adjuster in your lawn equipment engine. Durable metal component that controls valve movement timing.

Carburetor assembly for snow throwers and gas snowblowers. Installs on the engine to mix air and fuel. Replace if cracked, leaking, or corroded.

Replace worn, cracked, or missing handle grips on your lawn mower or snow blower. Restores comfortable control and cushioning to equipment handles.

Engine won't start or runs rough in cold weather? A faulty choke assembly prevents proper fuel mixture during startup. Direct replacement part for snow throwers.

Engine dipstick o-ring seals the oil dipstick tube to prevent leaks. Replace if cracked, hardened, or leaking oil. Verify fit with your model number.

This hex screw is a genuine MTD part, sold individually. This hex screw can be used as a replacement part in a lawn mower, snowblower, or wood chipper.The hex screw in a lawn mower, snowblower, or wood chipper might have to be replaced if it is lost, misplaced, or damaged. The screw is a small component which can easily disappear while the appliance is in operation without necessarily noticing its absence; additionally, the screw can suffer from puncturing, scraping, denting, warping, or eroding over time. If this occurs, the screw should be replaced by this genuine OEM replacement part.This OEM part is a genuine replacement that is sold individually and sourced directly from the manufacturer. This hex screw is compatible with the following outdoor appliance brands: MTD, Cub Cadet, Craftsman, Ryobi, Troy-Bilt, Yard Machines, Huskee, Montgomery Wards, Bolens, Yard Man, and MasterCut.

The breather hose is designed as a valve or vent that only functions one way. It allows air into the fuel tank but ensures that no air or emissions escape the tank. When this hose is not functioning, emissions and air could be leaking from the tank and cause the engine to perform poorly or not perform at all. The hose could become cracked or damaged, or the ends could lose their seal. Either way, a replacement hose will solve the problem and get the equipment back in order. This genuine OEM replacement breather hose is made by MTD and manufactured to exact specifications. It is compatible with several engines on lawn mowers, snowblowers, and chippers from brands like Troy-Bilt, MTD, Yard-Man, Yard Machines, Bolens, Cub Cadet, and Husky. There are more than 150 compatible machines for this breather hose. This high-quality composite rubber hose is sold individually.

Replace a leaking or damaged oil drain assembly on your snowblower engine. Includes valve for easier oil changes. Basic hand tools required.

Throttle control knob for snow throwers and gas snowblowers. Replaces broken, cracked, or missing throttle knobs for smooth engine speed adjustment.

This genuine MTD replacement part is a rocker arm for use with snowblowers, lawn tractors, and other equipment with an engine. A properly functioning rocker arm is essential for the safe and reliable use of the equipment. The rocker arm works to open the intake and exhaust valves. The rocker arm may become worn out or damaged with extended use, necessitating replacement. Remember to check the rocker arm periodically to spot any wear or damage. This part is an identical replacement for a rocker arm that is missing, worn out, or damaged. Prior to working with this part, please refer to the original product manual for a full list of included parts and installation instructions. A wrench set may be required for installation of this part. For safety, always wear gloves and ensure unit is powered down and cool prior to performing any installation or repair.This high quality OEM replacement part is sourced directly from the manufacturer, and it is sold individually. It is made of high-quality durable metal. This part is compatible with a variety of MTD, Yard Machines, Troy-Bilt, Yard Man, Cub Cadet, Husky, and other equipment. Please note: original part numbers 1843974, 751-11966 is now obsolete, and manufacturer has replaced the original part numbers with this part.

This is a replacement ex. valve spring retainer for use with snow blowers, lawnmowers, and log splitters. The function of a valve retainer is to fit on top of a valve spring and to keep it in place. This seal ensures that there is no oil leaking into the combustion chamber of the engine. Signs that the valve could be bad or going bad include misfiring, ticking sounds, and compression loss.The metal retainers are built to last, but they could fail over time. They could crack or break, which would affect the performance of the machine. This could eventually cause damage to the engine if it is not replaced.The ex. valve spring retainer This is compatible with a range of models of yard equipment from MTD, Yard Machines, Troy-Bilt, Yard-Man, Cub Cadet, and Husky. This is a genuine OEM replacement part that has been sourced from the manufacturer. It is sold individually.