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

Open Hamburger Menu
Sears Parts Direct
Please enter one or more characters
Scan Icon
Tips to find your model number
Water filters
Water filter finder tool
DIY help
Featured products
Top brands
View all parts by brand
Top products and services
Products by brand
Orders
Customer Service
Schedule a repair

MTD 478-SUA engine Parts

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

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

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

Browse Parts for478-SUA Engine

  • Knob for MTD 478-SUA - Part 751P10757A

    Muffler & controls diagram

    Throttle Knob

    Part #951-10757

    Replaced by #751P10757A

    Info Icon
    Manufacturer substitution
    This part replaces 951-10757. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $5.88
    83% OFF Was : $34.32Info Icon
    Minus Item
    Qty
    Plus Item
  • Lawn & Garden Equipment Screw for MTD 478-SUA - Part 710-04965

    Cylinder head 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 Exhaust Valve Retainer for MTD 478-SUA - Part 951-12269

    Cylinder head diagram

    Cap

    Part #951-12081

    Replaced by #951-12269

    Info Icon
    Manufacturer substitution
    This part replaces 951-12081. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $11.43
    15% OFF Phone Price : $13.43Info Icon
    Minus Item
    Qty
    Plus Item
  • Mtd Lawn & Garden Equipment Engine Carburetor Float Bowl Gasket for MTD 478-SUA - 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-SUA - Part 952Z678-SUA

    #NI01

    All parts diagram

    Engine

    Part #952Z478-SUA

    Replaced by #952Z678-SUA

    Info Icon
    Manufacturer substitution
    This part replaces 952Z478-SUA. 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
  • Tappet for MTD 478-SUA - Part 951-11962A

    Cylinder head diagram

    Tappet

    Part #951-11962

    Replaced by #951-11962A

    Info Icon
    Manufacturer substitution
    This part replaces 951-11962. Substitute parts can look different from the original.
    In Stock
    $12.31
    Minus Item
    Qty
    Plus Item
  • Mtd Snowblower Fuel Tank for MTD 478-SUA - Part 951-11201

    Fuel tank & mounting diagram

    Mtd Snowblower Fuel Tank

    Part #951-11201

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

  • Washer for MTD 478-SUA - Part 736-04545

    Crankcase diagram

    Washer

    Part #736-04545

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

  • Camshaft Assembly for MTD 478-SUA - Part 951-12072

    Crankcase diagram

    Camshaft Assembly

    Part #951-12072

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

  • Mtd Snowblower Engine Cylinder Baffle for MTD 478-SUA - Part 951-11180

    Cylinder head diagram

    Mtd Snowblower Engine Cylinder Baffle

    Part #951-11180

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

RECOMMENDED MAINTENANCE PARTS AND ACCESSORIES

Mtd Snowblower Engine Cooling Fan 951-11217

Mtd Snowblower Engine Cooling Fan

Part #951-11217
In Stock
$64.96
Minus Item
Qty
Plus Item
Lawn Mower Service Kit 951-11971A

Lawn Mower Service Kit

Part #951-11971A
In Stock
$44.80
Minus Item
Qty
Plus Item
Mtd Snowblower Electric Start Decal 777I22992

Mtd Snowblower Electric Start Decal

Part #777I22992
This item is not returnable
In Stock
$6.66
Minus Item
Qty
Plus Item

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

View all
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....

Read more
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....

Read more

Parts & More

Electric Range
Shop Whirlpool WFE364LVQ0 electric range parts
Front-Engine Lawn Tractor
Shop Craftsman 917274352 front-engine lawn tractor parts
Gas Line Trimmer
Shop Homelite ST-155 gas line trimmer parts
Parts
PACKING CA DJ69-00119GDryer Drum Front Cover DC97-15984B partsBezel 045T048P02Refrigerator Flipper Assembly DA97-07244J partsRefrigerator Water Inlet Valve 5221JB2006K partsHeat Sink AH81-03241AMark 87126-758-010Pressure Washer Unloader Valve Kit 706610 partsBreather Hose 66-326-33-SBolt 5025553YPLawn & Garden Equipment Screw 530015805 parts
Table Saw
Shop Craftsman 315218291 table saw parts
Top-Mount Refrigerator
Shop Kenmore Elite 10674203402 top-mount refrigerator partsShop Frigidaire FFTR1821QW9B top-mount refrigerator partsShop Kenmore 2536482340E top-mount refrigerator parts
Washer
Shop Frigidaire FWT445GES1 washer parts
Wet/Dry Vacuum
Shop Craftsman 113179840 wet/dry vacuum parts