Small Engine
Briggs & Stratton 850EXi Series
4-Stroke
ℹ See also: 725EXi Series — parts are often interchangeable within this family.
Spark Plug
OEM796112S(0.030" gap)Powers heavy-duty self-propelled mowers including Troy-Bilt TB330, TB370, and Craftsman M230 with 190cc engines
| Brand | Part # | |
|---|---|---|
| Champion | RC12YC | Buy on Amazon → |
| NGK | BPR5ES | Buy on Amazon → |
Air Filter
OEM595853Paper cartridge element specific to 850EXi 190cc engines (Model 125 series). Replaces 597265. Use pre-cleaner 597266.
| Brand | Part # | |
|---|---|---|
| Stens | 100-968 | Buy on Amazon → |
Carburetor
OEM597096For 125P02 series 190cc engines. Used on Troy-Bilt TB330, TB370, Craftsman M230. Replaces 595553.
| Brand | Part # | |
|---|---|---|
| Briggs & Stratton | 595553 | Buy on Amazon → |
Primer Bulb
OEM694394Standard Briggs & Stratton primer bulb fits 850EXi series. 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 → |