Disclaimer: Part numbers are based on Dolmar OEM catalogs for the PS-7300 model year 2008-2012. Always verify compatibility with your serial number before purchasing.
A genuine parts list is divided into assemblies. Here are the most critical groups you will encounter:
parts list is essential for maintaining this high-performance 73cc professional chainsaw. Whether you are performing routine maintenance like swapping a spark plug or tackling a full engine rebuild, having access to an exploded parts diagram (IPL) ensures you order the exact OEM components needed for a perfect fit. Core Parts Categories for Dolmar PS 7300 dolmar ps 7300 parts list
| Component | Dolmar OEM Part Number | Notes | | :--- | :--- | :--- | | | 038190131 | Includes spark arrestor screen. | | Spark Arrestor Screen | 038190101 | Clogs over time; causes hard starting. | | Muffler Gasket | 038190106 | Metal laminate; replace every time you remove the muffler. | | Heat Shield | 038190141 | Protects the top cover. |
Based on typical wear and tear, these are the most searched items for the Common Part Number Description Air Filter (Cpl.) 038-173-101 Essential for protecting the engine from dust. Maintains clean fuel flow to the carburetor. Spark Plug 6703 (NGK BPMR7A) Standard plug for reliable ignition. Rim Sprocket 119 224 070 3/8" pitch sprocket for the drive system. Fuel Cap 010-114-050 Tethered cap for the fuel tank. Rubber Isolator 038-114-130 Part of the vibration dampening system. Technical Specifications for Reference Disclaimer: Part numbers are based on Dolmar OEM
However, owning a classic saw means facing the reality of maintenance. After years of hard use, even the best machines need replacements. Whether you are restoring a barn find, repairing a blown top-end, or simply performing annual maintenance, having a is your roadmap to success.
| Component | Dolmar OEM Part Number | Notes | | :--- | :--- | :--- | | | 038174010 | Walbro WJ-112-1 (Most common version). | | Carburetor Rebuild Kit | 038170515 | Includes gaskets, diaphragm, needle, and fuel filter. | | Intake Manifold (Boot) | 038175021 | High failure item. Cracks cause air leaks. | | Fuel Tank Assembly | 038170210 | Complete with cap and internal filter. | | Fuel Filter | 038172201 | Replace every season. | | Fuel Line | 038172221 | 3.5mm x 2.5mm silicone hose. | | Oil Pump Assembly | 038172270 | Adjustable flow (positive displacement). | | Oil Pickup Body | 038172251 | Sits inside the oil tank; clogs with sawdust. | | Oil Filter (Strainer) | 038172241 | Small felt filter. | Here are the most critical groups you will
If your cylinder is scored but the piston is ruined, check the intake boot (Part #038175021) for air leaks. This is the most common failure point on the PS-7300, causing lean seizure.