Mastercut Lawn Mower Parts

Engine won't start after sudden stop? A sheared flywheel key breaks the connection between crankshaft and flywheel. Simple DIY repair.

Replacement muffler stud assembly for lawn mowers, tillers, and small engines. Secures the muffler to the engine block. Replace if broken or missing.

Fuel filter for small engines on snowblowers, tillers, and lawn equipment. Replace annually or if engine runs rough to ensure clean fuel flow. Verify fit with your model number.

Replace your lawn mower's air filter to maintain engine performance and fuel efficiency. Dirty filters reduce power and increase consumption.

Fix hard starting, rough idling, or engine stalling issues with this carburetor assembly. Fits gas, push, and self-propelled walk-behind mowers.

Ignition coil for small engines on lawn and garden equipment. Replace if cracked, damaged, or worn. Includes spark plug boot and wire assembly.

This replacement part is a flywheel. It is a genuine replacement part made by MTD. A flywheel is commonly found in lawnmowers in the engine and was designed to help keep the engine cool during use and allow it to work for many minutes without overheating. A new flywheel might be needed if the engine is overheating more than normal. Be sure to wear working gloves while replacing this part as it can be sharp and cause injury when handled. This part is made of durable metal so that it can operate properly. This flywheel is sold individually and is sourced directly from the manufacturer. This part is a genuine OEM replacement part to ensure long-lasting use and proper fit.

This carburetor insulator is a genuine MTD part sold individually. This carburetor insulator can be used as a replacement part in lawnmowers, leaf blowers, and wood chippers. The purpose of the carburetor insulator for one of these small engine outdoor appliances is to ensure that the air and fuel taken in by the carburetor is properly cooled and does overheat.If the carburetor insulator is no longer keeping heat away from the area of the carburetor when intaking fuel and air, the carburetor insulator should be removed and 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 carburetor insulator is compatible with the following outdoor appliance brands: MTD, Craftsman, Cub Cadet, Huskee, Yard-Man, and MasterCut.

Engine racing or won't maintain steady speed? This governor spring controls engine RPM on walk-behind mowers. Simple DIY fix in under 30 minutes.

Oil fill plug assembly for small engines. Seals the oil fill opening to prevent leaks. Replace if cracked, stripped, or missing to maintain proper seal.

Creates a leak-proof seal between the fuel drain plug and tank. Replace if you notice fuel leaking from the drain area. Verify fit with your model number.

It's best to have spare O-ring gaskets on hand to rebuild a carburetor when the need arises. Use this manufacturer-approved replacement part to complete the process. When outdoor power equipment shuts off just after starting or won't start altogether, there may be a problem with the carburetor. It could be a leak that causes compression problems keeping the machine's engine from starting. Gasoline may drip from the float bowl because of an O-ring that won't seal or seat evenly all around, or one that has become brittle over time. This is a genuine OEM part compatible with specific lawnmowers, snowblowers, wood chippers, log splitters, tillers, and other garden maintenance machines from Craftsman, MTD, Cub Cadet, MasterCut, Troy-Bilt, and Yard Machines. It is sold individually.

This fuel tank bottom bracket is a genuine MTD part, sold individually. This fuel tank bottom bracket can be used as a replacement part for small engine outdoor appliances including lawn mowers, leaf blowers, and wood chippers. The purpose of a fuel tank bottom bracket is to stabilize the placement of the fuel tank.If the fuel tank bottom bracket is compromised to the point that it can no longer bolster the placement of the fuel tank, the fuel tank bottom bracket should be removed and replaced by this genuine OEM replacement part, in accordance with the relevant instructions from an appliance manual.This component is a genuine OEM replacement part sourced directly from the manufacturer. It is sold individually. This fuel tank bottom bracket is compatible with the following outdoor appliance brands: MTD, Craftsman, Cub Cadet, Huskee, Yard Man, and MasterCut.

Seals the crankshaft to prevent oil and air leaks in small engines. Replace if you notice leaking, hard starting, or loss of compression. Verify fit.

Replacement push rod guide for lawn mower and outdoor power equipment engines. Guides push rods for proper valve operation. Order if cracked or worn.

Starter rope won't retract after pulling? This recoil pulley and spring assembly fixes rope retraction issues on mowers and small engines. Direct fit.