Get free shipping on your order, with any water filter subscription. Find my filter

Open Hamburger Menu
Sears Parts Direct
Tips to find your model number

MTD 478-SU engine Parts

Here are the diagrams and repair parts for MTD 478-SU engine, as well as links to manuals and error code tables, if available.

MTD 478-SU engine
By Schematic
By Part
SELECT DIAGRAM
?

This is the number corresponding to the part on the diagram / schematic

Browse Parts for 478-SU Engine

  • Lawn & Garden Equipment Lock Washer for MTD 478-SU - Part 736-04477

    Engine diagram

  • Lawn & Garden Equipment Washer for MTD 478-SU - Part 736-04455B

    Engine diagram

    Lawn & Garden Equipment Washer

    Part #736-04455

    Replaced by #736-04455B

    Info Icon
    Manufacturer substitution
    This part replaces 736-04455. Substitute parts can look different from the original.
    In Stock
    $12.46
    Minus Item
    Qty
    Plus Item
  • Lawn & Garden Equipment Engine Ignition Coil for MTD 478-SU - Part 951-11197A

    Engine diagram

    Lawn & Garden Equipment Engine Ignition Coil

    Part #951-11197

    Replaced by #951-11197A

    Info Icon
    Manufacturer substitution
    This part replaces 951-11197. Substitute parts can look different from the original.
    In Stock
    $108.16
    Minus Item
    Qty
    Plus Item
  • Lawn & Garden Equipment Engine Huayi 178s And 178sa/hy-178la Carburetor Kit for MTD 478-SU - Part 951-12762A

    #NI06

    All parts diagram

    Snowblower Carburetor Kit

    Part #951-11219

    Replaced by #951-12762A

    Info Icon
    Manufacturer substitution
    This part replaces 951-11219. Substitute parts can look different from the original.
    In Stock
    $74.70
    7% OFF Phone Price : $80.70Info Icon
    Minus Item
    Qty
    Plus Item
  • Lawn & Garden Equipment Screw for MTD 478-SU - Part 710-04965

    Engine diagram

    Flange Bolt

    Part #710-04973

    Replaced by #710-04965

    Info Icon
    Manufacturer substitution
    This part replaces 710-04973. Substitute parts can look different from the original.
    In Stock
    $12.09
    Minus Item
    Qty
    Plus Item
  • Lawn & Garden Equipment Engine Flywheel Key for MTD 478-SU - Part 751P10307A

    Engine diagram

    Lawn & Garden Equipment Engine Flywheel Key

    Part #951-10307

    Replaced by #751P10307A

    Info Icon
    Manufacturer substitution
    This part replaces 951-10307. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $3.70
    21% OFF Phone Price : $4.70Info Icon
    Minus Item
    Qty
    Plus Item
  • Lawn & Garden Equipment Engine Screw for MTD 478-SU - Part 710-06061

    Engine diagram

    Flange Bolt

    Part #710-04971

    Replaced by #710-06061

    Info Icon
    Manufacturer substitution
    This part replaces 710-04971. Substitute parts can look different from the original.
    In Stock
    $11.89
    Minus Item
    Qty
    Plus Item
  • Lawn & Garden Equipment Carburetor Bolt Gasket for MTD 478-SU - Part 951-11348A

    Engine diagram

    Gasket

    Part #751-11348

    Replaced by #951-11348A

    Info Icon
    Manufacturer substitution
    This part replaces 751-11348. Substitute parts can look different from the original.
    In Stock
    $11.69
    15% OFF Phone Price : $13.69Info Icon
    Minus Item
    Qty
    Plus Item
  • Mtd Snowblower Fuel Drain Plug for MTD 478-SU - Part 710-04938

    Engine diagram

    Fuel Drain Plug

    Part #710-04903

    Replaced by #710-04938

    Info Icon
    Manufacturer substitution
    This part replaces 710-04903. Substitute parts can look different from the original.
    In Stock
    $7.39
    12% OFF Phone Price : $8.39Info Icon
    Minus Item
    Qty
    Plus Item
  • Gasket-muffl for MTD 478-SU - Part 951-11212A

    Engine diagram

    Snowblower Muffler Gasket

    Part #951-11212

    Replaced by #951-11212A

    Info Icon
    Manufacturer substitution
    This part replaces 951-11212. Substitute parts can look different from the original.
    In Stock
    $32.37
    Minus Item
    Qty
    Plus Item

Repair guides for side-by-side refrigerators

How to replace an electronic control board on the back of a refrigerator

How to replace an electronic control board on the back of a refrigerator

If your refrigerator isn't running, an electronic control board failure could be the problem. A service technician can d…

Repair time and Difficulty

 15 minutes or less
How to replace a press-in door gasket in a side-by-side refrigerator

How to replace a press-in door gasket in a side-by-side refrigerator

The door gasket seals the gap around the door to keep the cold air in and the warm air out. Replace a worn or damaged do…

Repair time and Difficulty

 15 minutes or less
How to replace an ice maker in a side-by-side refrigerator

How to replace an ice maker in a side-by-side refrigerator

Learn how to replace the ice maker in a side-by-side refrigerator with these step-by-step instructions.…

Repair time and Difficulty

 30 minutes or less

Effective articles & videos to help repair your lawn & garden engines

Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…

What are the main components of a lawn mower?

What are the main components of a lawn mower?

Learn about the main parts of a lawn mower and when to replace parts.…

Parts & More

Bottom-Mount Refrigerator
Front-Engine Lawn Tractor
Gas Snowblower
Iron Filter
Laundry Appliance
Parts
Television
Video Equipment
Washer