MTD
Lawn & Garden Engine

Model # 5X70MU Official MTD engine

Here are the diagrams and repair parts for Official MTD 5X70MU engine, as well as links to manuals and error code tables, if available.

There are a couple of ways to find the part or diagram you need:

  • Click a diagram to see the parts shown on that diagram.
  • In the search box below, enter all or part of the part number or the part’s name.

Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

We encourage you to save the model to your profile, so it’s easy to access parts and manuals for your appliance whenever you log in.

For DIY troubleshooting advice and repair guides, visit our repair help section.

Model diagram and schematic

SEARCH WITHIN THIS MODEL

?

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

Search
ALL PARTS
Showing 10 of 114 parts  |

Lawn & Garden Equipment Engine Fuel Filter 951-12296
#14

Fuel 880-010518 diagram

Lawn & garden equipment engine fuel filter

Part #951-12296

Replaced by #951-12296A

?
Manufacturer substitution
This part replaces 951-12296. Substitute parts can look different from the original.
BEST SELLER
In Stock
Lawn & Garden Equipment Engine Air Filter 951-15245
#25

Fuel 880-010518 diagram

Lawn & garden equipment engine air filter

Part #951-15245

BEST SELLER
This item is not returnable
$19.03
10% OFF Phone Price : $21.03
In Stock
Kmart Lawn & Garden Equipment Engine Carburetor Insulator Gasket 951-11528
#10

Fuel 880-010518 diagram

Kmart lawn & garden equipment engine carburetor insulator gasket

Part #951-11528

This item is not returnable
$6.86
13% OFF Phone Price : $7.86
In Stock
Lawn & Garden Equipment Engine Flywheel Key 951-10307
#11A

Short block assembly 951-05543 diagram

Lawn & garden equipment engine flywheel key

Part #951-10307

Replaced by #751P10307A

?
Manufacturer substitution
This part replaces 951-10307. Substitute parts can look different from the original.
This item is not returnable
$3.22
24% OFF Phone Price : $4.22
In Stock
Lawn & Garden Equipment Engine Exhaust Gasket 951-14427
#6

Exhaust 880-010503 diagram

Lawn & garden equipment engine exhaust gasket

Part #951-14427

Replaced by #951-14427A

?
Manufacturer substitution
This part replaces 951-14427. Substitute parts can look different from the original.
In Stock
Lawn & Garden Equipment Engine Air Filter Base Gasket 951-14419
#18

Fuel 880-010518 diagram

Lawn & garden equipment engine air filter base gasket

Part #951-14419

Replaced by #951-14419A

?
Manufacturer substitution
This part replaces 951-14419. Substitute parts can look different from the original.
In Stock
Lawn & Garden Equipment Engine Recoil Starter 951-05360
#3

Starter 880-010504 diagram

Lawn & garden equipment engine recoil starter

Part #951-05360

Replaced by #951-05360A

?
Manufacturer substitution
This part replaces 951-05360. Substitute parts can look different from the original.
In Stock
Lawn & Garden Equipment Engine Rocker Arm Stud 710-04902
#A

Cylinder head assy 951-05541 diagram

Lawn & garden equipment engine rocker arm stud

Part #710-04902

This item is not returnable
$10.46
16% OFF Phone Price : $12.46
In Stock
Lawn & Garden Equipment Engine Air Filter Cover 931-12768
#6

Fuel 880-010518 diagram

Lawn & garden equipment engine air filter cover

Part #931-12768

Replaced by #931-12768A

?
Manufacturer substitution
This part replaces 931-12768. Substitute parts can look different from the original.
In Stock
Spring 951-12004
#7

Cylinder head assy 951-05541 diagram

Spring

Part #951-12004

Replaced by #751P12004A

?
Manufacturer substitution
This part replaces 951-12004. Substitute parts can look different from the original.
This item is not returnable
In Stock

Repair guides for front-engine lawn tractors

How to replace a blade clutch cable on a riding lawn mower

How to replace a blade clutch cable on a riding lawn mower

If the blades don't spin on your riding mower when you shift the lever, the blade clutch cable could be broken. Here’s h…

Repair difficulty
Time required
 30 minutes or less
How to replace a riding lawn mower blade drive belt

How to replace a riding lawn mower blade drive belt

Replace the blade drive belt if it's broken or won't spin the cutting blades because of wear.…

Repair difficulty
Time required
 45 minutes or less
How to replace a riding lawn mower front tire

How to replace a riding lawn mower front tire

Get your mower moving again by using these instructions when replacing a damaged front tire.…

Repair difficulty
Time required
 60 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.…