Parts for Craftsman 917256430: Engine 28N707-0636-A1 (71 / 500) Parts

The Lever Knob Assembly is an OEM replacement part for MTD outdoor power equipment. The Lever Knob Assembly is responsible for adjusting the height of the mower blade on the front wheel of the mower.

Over time, the plastic or metal components can degrade due to exposure to the elements, frequent use, or accidental impacts. This can lead to the knob becoming difficult to turn, slipping out of place, or breaking entirely.

Symptoms of a bad lever knob assembly include:

• Difficulty in adjusting or controlling the lever
• The knob becoming loose or wobbly
• Visible damage such as cracks or breaks
• The lever not staying in the desired position

This MTD replacement part is also compatible with other brands and models within the MTD family, ensuring versatility and reliability for your outdoor power equipment.

This replacement part is an idle speed kit. This is a genuine replacement part made by Midwest Engine. This part is responsible for preventing the engine of many types of machines from stalling during idle time. A new idle speed kit might be needed if the engine stalls out when it is not in motion. This can be due to a faulty idle speed kit and should be replaced. It is important that before attempting to replace this part, the engine is completely off. This can affect the installation and cause damage to the engine. Be sure to wear work gloves when working near the engine of any machine. This part is a genuine OEM replacement part for long-lasting use. This part is sold individually and is sourced directly from the manufacturer to ensure proper fit.

This replacement tube is a direct-fit connector used to route water or other fluids within the appliance, restoring proper flow and sealing to help prevent leaks and interruptions in operation. What it does:

• Routes water or fluid between components to maintain proper system flow
• Provides a sealed connection to help prevent drips and leaks
• Replaces cracked, split, or clogged tubing that can cause poor performance
• Helps stop intermittent water flow interruptions or unexpected leaks

• One replacement tube/connector as shown

• Install only when the appliance is powered off and water supply is shut off
• Confirm orientation and seating to avoid pinches or kinks that can restrict flow
• Use compatible clamps or fittings provided by the appliance manufacturer

Protects your lawn tractor engine from debris and dirt that could cause damage. Replace if cracked, broken, or clogged to maintain proper airflow and engine protection. Verify fit with your model number before ordering.

This replacement mounting bracket secures internal panels or assemblies to restore proper fit and alignment. Use it when a worn or broken bracket causes loose panels, vibration, or misaligned components for a safe, stable repair. What it does:

• Secures panels or internal assemblies to the appliance chassis
• Restores proper alignment and reduces rattling or vibration
• Prevents movement that can cause premature wear on adjacent parts
• Helps ensure doors and panels close flush and operate smoothly

• One replacement bracket

• Disconnect power (and water if applicable) before starting any repair
• Basic hand tools are typically required; keep fasteners organized for reassembly
• Inspect surrounding parts and fasteners; replace any damaged hardware for a reliable repair

Replace your damaged or sheared flywheel key. This small metal part aligns the flywheel to the crankshaft. Needs replacement if broken or worn out.