Best Chainsaw Fuel Tank Vent Solutions for Stihl Saws
Finding a reliable fuel tank vent is essential for maintaining optimal pressure balance in your chainsaw and preventing fuel overflow or performance issues. The following selection highlights five vent lines compatible with popular Stihl models (e.g., 021, 023, 025, MS250, MS290, MS310, MS390, 038, 048, and related variants). Each option includes compatibility notes, length guidance, and installation considerations to help you choose the right part for quick maintenance and durable performance.
Summary of Selected Products
| Product | Brand | Compatibility Highlights | Pack Size |
|---|---|---|---|
| Podoy Fuel Tank Vent Line | Podoy | Stihl 021, 023, 025, 028, 029, 038, 048, MS290, MS250 | 2 pieces |
| 1117-350-5800 Fuel Tank Vent Line | ASDICOXB | Stihl 021, 023, 025, 028, 029, 038, 048, MS290, MS310, MS390 | 2 pieces |
| Haishine Fuel Tank Vent Breather | HAISHINE | Stihl 021, 023, 025, 029, 039, MS290, MS390, MS310, 038, 048 | 3 pieces |
| CPVNQMDG Fuel Tank Vent Line | CPVNQMDG | Stihl 021, 023, 025, MS250, 028, 029, 038, 048, MS290, MS310 | 5 pieces |
| AUMEL Fuel Tank Vent Line | AUMEL | Stihl 021, 023, 025, MS210, MS230, MS250, 028, 029, 039, MS290, MS390, MS310, 038, 048 | 4 pieces |
Podoy Fuel Tank Vent Line for Stihl Chainsaws

Compatible with STIHL models including 021, 023, 025, MS250, 028, 029, MS290, 038, and 048. This vent line is designed to replace OEM part #1117-350-5800 and measures approximately 17.7 inches (45 cm). The longer tubes can be trimmed to fit the exact length required for your saw, helping restore proper pressure balance and fuel flow. Installation is straightforward, with the vent line positioned to ensure reliable ventilation during operation.
1117-350-5800 Fuel Tank Vent Line for Stihl (2 Pcs)

Replaces OEM part 1117-350-5800 and is compatible with a broad range of Stihl saws, including 021, 023, 025, 028, 029, 038, 048, and variants in the MS290, MS310, and MS390 families. Pack includes two vent lines for convenient replacement of both sides or multiple units. Precision casting supports a snug fit with minimal modification required for most models.
Haishine 3-Pack Fuel Tank Vent Breather for STIHL

This vent breather set covers a wide compatibility range, including Stihl models 021, 023, 025, 029, 039, MS290, MS390, MS310, 038, and 048. It replaces OEM part 1117-350-5800 and is designed for quick installation without tools. The shipments typically include multiple units to ensure you can service more than one saw without reordering. It aims to restore efficient fuel tank venting and maintain consistent carburetion.
CPVNQMDG 5-Pack Fuel Tank Vent Lines

Five-pack vent lines compatible with Stihl 021, 023, 025, MS210, MS230, MS250, 028, 029, 039, MS290, MS390, MS310, 038, and 048 models. Each line is designed to replace OEM 1117-350-5800, providing a cost-effective option for stocking up or servicing multiple saws. The included vent lines measure about 45 cm (17.7 inches) each, making them suitable for a range of configurations after trimming to fit.
AUMEL 4 Pcs Fuel Tank Vent Lines for Stihl

Contains four vent lines compatible with Stihl models including 021, 023, 025, MS210, MS230, MS250, 028, 029, 039, MS290, MS390, MS310, 038, and 048. OEM replacement references include 1117-350-5800 and 11173505800. The set includes multiple lines and notes that the white plastic top is the vent, ensuring correct orientation during installation. This option is suitable for users who service several saw types within the Stihl lineup.
Buying Guide: Key Considerations for Chainsaw Fuel Tank Vents
- Model compatibility: Verify that the vent line supports your specific Stihl model(s) and the corresponding OEM replacement number (commonly 1117-350-5800). Inaccurate fit can cause fuel vapor buildup or leaks.
- Length and trim options: Many vent lines arrive longer than needed. Choose products that allow trimming to achieve the correct length without compromising performance or fit.
- Material quality and durability: Look for vent lines built from robust materials designed to resist fuel exposure and environmental conditions. Durable vents reduce the need for frequent replacements.
- Installation ease: Some vents snap into place without tools, while others may require minimal adjustments. Consider your comfort level with DIY maintenance.
- Pack size: Depending on your workshop needs, choose a multi-pack to stock spare units for future maintenance or to equip several saws in a shop.
- Compatibility breadth: If you own multiple Stihl models, a vent line with broad compatibility can simplify replacements and reduce inventory complexity.
- OEM vs aftermarket: OEM-equivalent vents offer reliable performance but may be priced higher than aftermarket options. Evaluate the balance between cost, fit, and warranty implications.
- Return policy and warranty: Check the vendor’s return policy and any warranty terms in case an item does not fit your saw or fails prematurely.
When selecting a fuel tank vent, ensure the part aligns with your saw’s fuel system requirements and that installation does not compromise safety seals or carburetor function. Proper ventilation helps maintain consistent fuel flow, reduces the risk of vapor lock, and supports steady engine performance during demanding cutting tasks.