Parts for Craftsman 316.791900: General Assembly Parts

Throttle housing and trigger assembly for gas line trimmers. Includes plastic housing, trigger, and spring. Replace if cracked, broken, or worn out.

Throttle trigger handle for gas line trimmers. Mounts to the control handle shaft to control engine speed. Replace if broken, cracked, or stuck in position.

Replacement throttle trigger spring for gas line trimmers. Installs inside the throttle trigger assembly. Needed when original spring is broken or missing.

The On/Off Switch is an OEM part for MTD outdoor power equipment. This switch is a crucial component for the safe operation of various types of lawn and garden equipment, including lawn mowers, snow blowers, and other powered tools. 

Causes of damage to the On/Off Switch often involve wear and tear from regular use, exposure to harsh outdoor conditions that can corrode or damage electrical components, or accidental impacts that can physically damage the switch.

Symptoms of a bad On/Off Switch include:

• The equipment failing to start
• The machine not stopping when the switch is turned to the off position
• Intermittent power or erratic starting and stopping

This OEM replacement part can be used on trimmers from Craftsman, Yard-Man, Cub Cadet, Bolens, Ryobi, Huskee, Troy-Bilt, MTD, Murray, and Yard Machines.

Upper housing assembly with flexible shaft for gas line trimmers. Installs between power head and lower boom. Replace if housing is cracked or damaged.

Fix a loose or damaged split-boom connection with this drive shaft coupler. Includes knob, coupler body, and mounting screws for secure shaft attachment.

Fastening screw for lawn mowers, snow throwers, and trimmers. Secures components together. Replace if stripped, corroded, or missing during repairs.

Replacement bolt for line trimmers and snow throwers. Secures internal components and housing. Order when original is stripped, missing, or damaged.

Lower flexible drive shaft for line trimmer attachments. Mounts inside the lower boom housing to drive the trimmer head. Replace when worn round or cracked.

This is the lower outer housing that encloses and supports the drive shaft on a string trimmer. It connects the upper shaft section to the trimmer head, protecting the rotating drive shaft and maintaining proper alignment. Replace this housing if it is cracked, bent, or broken, which can cause excessive vibration, poor cutting performance, or a trimmer head that won't spin.

Rotating trimmer head for gas line trimmers and weed wackers. Replace when cracked, worn, or no longer spinning properly during operation.

Replacement screw for lawn tractors, tillers, and trimmers. Used throughout various assemblies. Replace if lost, stripped, or damaged during repairs.

Secures the lower handle clip on line trimmers and lawn equipment. Replace if broken, stripped, or missing to properly mount the handle assembly.

Replace a dull or damaged trimmer blade assembly that causes uneven cutting or poor performance. Straightforward installation takes 15-30 minutes.

Protective debris guard assembly for gas line trimmers. Shields operator from thrown debris during trimming. Replace if cracked, broken, or missing.