Briggs & Stratton
Lawn & Garden Engine

Model # 8A-HF Official Briggs & Stratton gas engine

Here are the diagrams and repair parts for Official Briggs & Stratton 8A-HF gas 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 242 parts  |

Plug Spark 29693

#29693

All parts diagram

Plug spark

Part #29693

Replaced by #CJ8

?
Manufacturer substitution
This part replaces 29693. Substitute parts can look different from the original.
This item is not returnable
$2.15
55% OFF MSRP : $4.80
In Stock
Washer 22235

#22235

All parts diagram

Washer

Part #22235

Replaced by #272235S

?
Manufacturer substitution
This part replaces 22235. Substitute parts can look different from the original.
This item is not returnable
$10.69
16% OFF Phone Price : $12.69
In Stock
Pkg Ndle Vlv 65978

#65978

All parts diagram

Pkg ndle vlv

Part #65978

Replaced by #691606

?
Manufacturer substitution
This part replaces 65978. Substitute parts can look different from the original.
In Stock
Screw Sem 93042

#93042

All parts diagram

Screw sem

Part #93042

Replaced by #691078

?
Manufacturer substitution
This part replaces 93042. Substitute parts can look different from the original.
In Stock
Grip St Rope 66728

#66728

All parts diagram

Grip st rope

Part #66728

Replaced by #490652

?
Manufacturer substitution
This part replaces 66728. Substitute parts can look different from the original.
This item is not returnable
$10.09
17% OFF Phone Price : $12.09
In Stock
Locknut Csng 63426

#63426

All parts diagram

Locknut csng

Part #63426

Replaced by #691027

?
Manufacturer substitution
This part replaces 63426. Substitute parts can look different from the original.
In Stock
Plug Oil Fil 66768

#66768

All parts diagram

Plug oil fil

Part #66768

Replaced by #281658S

?
Manufacturer substitution
This part replaces 66768. Substitute parts can look different from the original.
This item is not returnable
$5.79
15% OFF Phone Price : $6.79
In Stock
Part 26021

#26021

All parts diagram

Part

Part #26021

Replaced by #690520

?
Manufacturer substitution
This part replaces 26021. Substitute parts can look different from the original.
In Stock
Seat V 23432

#23432

All parts diagram

Seat v

Part #23432

Replaced by #23432

?
Manufacturer substitution
This part replaces 23432. Substitute parts can look different from the original.
In Stock
Gasket-tank 27404

#27404

All parts diagram

Gasket-tank

Part #27404

Replaced by #27404

?
Manufacturer substitution
This part replaces 27404. Substitute parts can look different from the original.
This item is not returnable
In Stock

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.…