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-SUC engine

MTD 478-SUC engine Parts

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

By Schematic
By Part
SELECT DIAGRAM
?

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

Browse Parts for 478-SUC Engine

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

    Starter/blower housing 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
  • Washer-lock for MTD 478-SUC - Part 736-04638A

    Carburetor diagram

    Washer

    Part #736-04638

    Replaced by #736-04638A

    Info Icon
    Manufacturer substitution
    This part replaces 736-04638. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $6.03
    Minus Item
    Qty
    Plus Item
  • Lawn & Garden Equipment Engine Oil Seal for MTD 478-SUC - Part 951-11499A

    Crankcase diagram

    Lawn & Garden Equipment Engine Oil Seal

    Part #951-11499

    Replaced by #951-11499A

    Info Icon
    Manufacturer substitution
    This part replaces 951-11499. Substitute parts can look different from the original.
    In Stock
    $44.27
    Minus Item
    Qty
    Plus Item
  • Mtd Lawn & Garden Equipment Engine Carburetor Float Bowl Gasket for MTD 478-SUC - Part 951-11349A

    Carburetor diagram

    Lawn & Garden Equipment Engine Carburetor Float Bowl Gasket

    Part #951-11349

    Replaced by #951-11349A

    Info Icon
    Manufacturer substitution
    This part replaces 951-11349. Substitute parts can look different from the original.
    In Stock
    $6.55
    13% OFF Phone Price : $7.55Info Icon
    Minus Item
    Qty
    Plus Item
  • Engine Compl for MTD 478-SUC - Part 952Z678-SUA

    Crankcase diagram

    Complete Engine

    Part #952Z478-SUC

    Replaced by #952Z678-SUA

    Info Icon
    Manufacturer substitution
    This part replaces 952Z478-SUC. Substitute parts can look different from the original.
    In Stock
    $1433.40
    $12.00 OFF Phone Price : $1445.40Info Icon
    Minus Item
    Qty
    Plus Item
  • Lawn & Garden Equipment Carburetor Bolt Gasket for MTD 478-SUC - Part 951-11348A

    Carburetor diagram

    Lawn & Garden Equipment Carburetor Bolt Gasket

    Part #951-11348

    Replaced by #951-11348A

    Info Icon
    Manufacturer substitution
    This part replaces 951-11348. Substitute parts can look different from the original.
    In Stock
    $11.69
    15% OFF Phone Price : $13.69Info Icon
    Minus Item
    Qty
    Plus Item
  • Lawn & Garden Equipment Engine Intake Valve Seal for MTD 478-SUC - Part 951-11964A

    Cylinder head diagram

    Lawn & Garden Equipment Engine Intake Valve Seal

    Part #951-11964

    Replaced by #951-11964A

    Info Icon
    Manufacturer substitution
    This part replaces 951-11964. Substitute parts can look different from the original.
    In Stock
    $20.89
    Minus Item
    Qty
    Plus Item
  • Heater Box for MTD 478-SUC - Part 751-14728

    Carburetor diagram

    Heater Box

    Part #751-14728

    The manufacturer no longer makes this part, and there's no substitute part

  • Air Cleaner Gasket for MTD 478-SUC - Part 751-14980

    Carburetor diagram

    Air Cleaner Gasket

    Part #751-14980

    The manufacturer no longer makes this part, and there's no substitute part

  • Dipstick Assembly for MTD 478-SUC - Part 631-05032A

    Crankcase diagram

    Dipstick Assembly

    Part #631-05032A

    The manufacturer no longer makes this part, and there's no substitute part

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

Boating
Bottom-Mount Refrigerator
Dishwasher
Dryer
Electric Range
Gas Pressure Washer
Parts
Side-By-Side Refrigerator
Stand Mixer