MTD
Lawn & Garden Engine

Model # 170-VU Official MTD engine

Here are the diagrams and repair parts for Official MTD 170-VU 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 127 parts  |

Lawn & Garden Equipment Engine Spark Plug 951-10292
#20

Cylinder head/rocker arm diagram

Lawn & garden equipment engine spark plug

Part #951-10292

Replaced by #951-10292A

?
Manufacturer substitution
This part replaces 951-10292. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$6.47
60% OFF MSRP : $16.00
In Stock
Lawn & Garden Equipment Engine Carburetor Gasket 951-11569A
#31

Carburetor diagram

Lawn & garden equipment engine carburetor gasket

Part #951-11569A

Replaced by #751P12005A

?
Manufacturer substitution
This part replaces 951-11569A. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$4.54
50% OFF MSRP : $9.00
In Stock
Lawn & Garden Equipment Engine Fuel Filter (replaces 751-10651) 951-10651
#122

Fuel tank diagram

Lawn & garden equipment engine fuel filter (replaces 751-10651)

Part #951-10651

BEST SELLER
$21.20
19% OFF Phone Price : $26.20
In Stock
Lawn & Garden Equipment Engine Carburetor Gasket 951-11567
#29

Carburetor diagram

Lawn & garden equipment engine carburetor gasket

Part #951-11567

Replaced by #751P11567B

?
Manufacturer substitution
This part replaces 951-11567. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$3.07
25% OFF Phone Price : $4.07
In Stock
Lawn & Garden Equipment Engine Recoil Starter (replaces 951-12127) 951-12418
#91

Flywheel/blower housing diagram

Lawn & garden equipment engine recoil starter (replaces 951-12127)

Part #951-12418

BEST SELLER
$108.74
8% OFF Phone Price : $118.74
In Stock
Lawn & Garden Equipment Engine Carburetor Float Bowl Gasket 951-11349
#W

Carburetor diagram

Lawn & garden equipment engine carburetor float bowl gasket

Part #951-11349

Replaced by #951-11349A

?
Manufacturer substitution
This part replaces 951-11349. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$4.26
36% OFF MSRP : $6.70
In Stock
Lawn & Garden Equipment Engine Air Filter Cover 951-14071
#42

Air cleaner & filter diagram

Lawn & garden equipment engine air filter cover

Part #951-14071

This item is not returnable
$25.18
17% OFF Phone Price : $30.18
In Stock
Lawn & Garden Equipment Engine Mounting Screw 710-04915
Lawn & garden equipment engine mounting screw

Part #710-04915

This item is not returnable
$6.75
13% OFF Phone Price : $7.75
In Stock
Lawn & Garden Equipment Engine Valve Cover Gasket 951-11565
#6

Cylinder head/rocker arm diagram

Lawn & garden equipment engine valve cover gasket

Part #951-11565

Replaced by #751P11565B

?
Manufacturer substitution
This part replaces 951-11565. Substitute parts can look different from the original.
This item is not returnable
$15.79
11% OFF Phone Price : $17.79
In Stock
Lawn & Garden Equipment Engine Flywheel Key 951-10307
#66

Crankshaft/short block 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

Repair guides for rear-engine riding mowers

How to adjust the neutral control on a zero-turn riding mower

How to adjust the neutral control on a zero-turn riding mower

Adjust the neutral control if your zero-turn riding mower creeps forward or backward while both steering lap bars are in…

Repair difficulty
Time required
 45 minutes or less
How to remove the mower deck on a zero-turn riding mower

How to remove the mower deck on a zero-turn riding mower

Follow the steps in this guide to remove the mower deck for cleaning or inspection.…

Repair difficulty
Time required
 15 minutes or less
How to replace a cutting blade on a zero-turn riding mower

How to replace a cutting blade on a zero-turn riding mower

Replace a bent or dull cutting blade in 30 minutes or less. …

Repair difficulty
Time required
 15 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.…