Briggs & Stratton
Lawn & Garden Engine

Model # 6H (309510 - 309611) Official Briggs & Stratton lawn & garden engine

Here are the diagrams and repair parts for Official Briggs & Stratton 6H-309510-309611 lawn & garden 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 194 parts  |

Spark Plug 29693
#29693

Unit parts diagram

Spark plug

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
Pin Psn Std 290980
#290980

Unit parts diagram

Pin psn std

Part #290980

Replaced by #290980

?
Manufacturer substitution
This part replaces 290980. Substitute parts can look different from the original.
In Stock
Vlv Idle Adj 292681
#292681

Unit parts diagram

Vlv idle adj

Part #292681

Replaced by #292681

?
Manufacturer substitution
This part replaces 292681. Substitute parts can look different from the original.
In Stock
Vlv Assy Flo 99636
#99636

Unit parts diagram

Vlv assy flo

Part #99636

Replaced by #99636

?
Manufacturer substitution
This part replaces 99636. Substitute parts can look different from the original.
In Stock
Valve Needle 230005
#230005

Unit parts diagram

Valve needle

Part #230005

Replaced by #230005

?
Manufacturer substitution
This part replaces 230005. Substitute parts can look different from the original.
In Stock
Plug Oil Fil 91084
#91084

Unit parts diagram

Plug oil fil

Part #91084

Replaced by #31927

?
Manufacturer substitution
This part replaces 91084. Substitute parts can look different from the original.
This item is not returnable
In Stock
Gasket Carb 68987
#68987

Unit parts diagram

Gasket carb

Part #68987

Replaced by #68987

?
Manufacturer substitution
This part replaces 68987. Substitute parts can look different from the original.
In Stock
Float Carb 99622
#99622

Unit parts diagram

Float carb

Part #99622

Replaced by #99636

?
Manufacturer substitution
This part replaces 99622. Substitute parts can look different from the original.
In Stock
Stop Thrttl 61967
#61967

Unit parts diagram

Stop thrttl

Part #61967

Replaced by #211712

?
Manufacturer substitution
This part replaces 61967. Substitute parts can look different from the original.
In Stock
Nut 23227
#23227

Unit parts diagram

Nut

Part #23227

Replaced by #23227

?
Manufacturer substitution
This part replaces 23227. Substitute parts can look different from the original.
In Stock

Symptoms for gas line trimmers

Choose a symptom to see related grass line trimmer repairs.

Main causes: stale fuel, cracked fuel lines, dirty carburetor, bad spark plug, worn piston rings…

Main causes: stale fuel, clogged fuel filter, faulty spark plug, clogged air filter, cracked fuel lines, clogged carbure…

Main causes: cracked fuel lines, bad carburetor seals, leaky fuel tank cap, damaged fuel tank…

Repair guides for gas line trimmers

These step-by-step repair guides will help you safely fix what’s broken on your grass line trimmer.

How to rebuild a line trimmer carburetor

How to rebuild a line trimmer carburetor

If the line trimmer engine won't start even though there's fuel in the tank, the carburetor could be the problem. Follow…

Repair difficulty
Time required
 15 minutes or less
How to replace a line trimmer carburetor

How to replace a line trimmer carburetor

If the line trimmer won't start even though there's fuel in the tank, the carburetor could be the problem. Follow these …

Repair difficulty
Time required
 15 minutes or less
How to replace a line trimmer fuel line

How to replace a line trimmer fuel line

The fuel line on a grass line trimmer deteriorates with time and eventually can split or crack. You can replace it yours…

Repair difficulty
Time required
 15 minutes or less

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

Use the advice and tips in these articles and videos to get the most out of your grass line trimmer.

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.…