Small Engine
Briggs & Stratton 725EXi Series
4-Stroke
ℹ See also: 850EXi Series — parts are often interchangeable within this family.
Spark Plug
OEM796112S(0.030" gap)Powers self-propelled and push mowers including Troy-Bilt TB230, Craftsman M230, and Husqvarna LC221A with 163cc engines
| Brand | Part # | |
|---|---|---|
| Champion | RC12YC | Buy on Amazon → |
| NGK | BPR5ES | Buy on Amazon → |
Air Filter
OEM593260Paper cartridge element; replaces 798452 and 334404. Fits 09P702 series 163cc engines. Pre-cleaner foam sold separately.
| Brand | Part # | |
|---|---|---|
| Stens | 100-959 | Buy on Amazon → |
Carburetor
OEM799584For 09P702 series 163cc engines. Also replaces 592361, 594057, 594058, 594529. Used on Troy-Bilt TB230 and similar.
| Brand | Part # | |
|---|---|---|
| Briggs & Stratton | 594058 | Buy on Amazon → |
Primer Bulb
OEM694394Fits all 450–725 series Briggs & Stratton small engines. DIY packaged version is 5084K.
| Brand | Part # | |
|---|---|---|
| Stens | 120-730 | Buy on Amazon → |
Fuel Filter
OEM298090S150-micron inline fuel filter for 1/4" fuel line; for engines without a fuel pump. DIY packaged version is 5018K.
| Brand | Part # | |
|---|---|---|
| Stens | 120-436 | Buy on Amazon → |