1. Product Overview
The Baldwin BT310 is a heavy-duty lube spin-on filter designed to protect engine components from contaminants. This filter features a durable construction and a reliable gasket for an effective seal, contributing to extended engine life.

Image 1.1: The Baldwin BT310 Heavy Duty Lube Spin-On Filter. This image displays the red filter canister with "BALDWIN FILTERS BT310" branding, alongside a view of the filter's internal sealing surface and threaded connection.
Key features include:
- Effective contaminant removal to protect sensitive engine parts.
- Integrated gasket for a secure seal between the filter and engine mounting surface.
- Durable construction for reliable performance.
- Designed to improve engine longevity.
2. Installation Instructions
Safety First:
- Ensure the engine is off and cool before beginning installation.
- Wear appropriate personal protective equipment, such as gloves and eye protection.
- Refer to your vehicle or equipment manufacturer's service manual for specific oil change and filter replacement procedures.
Procedure:
- Prepare for Oil Drainage (if performing an oil change): Position a suitable drain pan beneath the oil drain plug. Remove the drain plug and allow the engine oil to drain completely. Reinstall and tighten the drain plug to manufacturer specifications.
- Remove Old Filter: Place the drain pan under the existing oil filter. Use an appropriate oil filter wrench to loosen and remove the old filter. Be prepared for residual oil to drain.
- Clean Mounting Surface: Thoroughly clean the engine's filter mounting surface to remove any old gasket material or debris.
- Prepare New Filter: Apply a thin film of clean engine oil to the gasket of the new Baldwin BT310 filter. This lubrication helps ensure a proper seal upon installation.
- Install New Filter: Carefully thread the new filter onto the engine's mounting stud. Hand-tighten the filter until the gasket makes contact with the mounting surface.
- Final Tightening: Once the gasket contacts the mounting surface, tighten the filter an additional 3/4 to 1 full turn by hand or with an oil filter wrench, as specified by your vehicle manufacturer. Do not overtighten.
- Refill Engine Oil: If oil was drained, refill the engine with the recommended type and quantity of new engine oil.
- Check for Leaks: Start the engine and allow it to run for a few minutes. Turn off the engine and check for any oil leaks around the new filter. If leaks are present, re-check the filter's tightness and ensure the gasket is properly seated.
- Verify Oil Level: After checking for leaks, verify the engine oil level and add more if necessary.
3. Maintenance
Regular replacement of the Baldwin BT310 lube filter is crucial for maintaining engine health and performance. Follow the oil and filter change intervals recommended by your vehicle or equipment manufacturer. These intervals are typically based on mileage, operating hours, or time, whichever comes first.
Ignoring recommended maintenance intervals can lead to reduced engine protection and potential damage from contaminated oil.
4. Troubleshooting
Common Issues:
- Oil Leakage After Installation:
- Ensure the old gasket was completely removed from the engine's mounting surface.
- Verify the new filter's gasket was properly lubricated with clean oil before installation.
- Confirm the filter is tightened sufficiently (3/4 to 1 full turn after gasket contact), but not overtightened.
- Inspect the filter for any damage or defects.
- Difficulty Removing Old Filter:
- Use a proper oil filter wrench.
- Ensure the engine is cool.
- If extremely stubborn, consult a professional mechanic.
If issues persist after following these steps, consult a qualified mechanic or contact Baldwin Filters customer support.
5. Specifications
| Attribute | Detail |
|---|---|
| Brand | Baldwin Filters |
| Model | BT310 |
| Product Grade | Performance Part |
| Vehicle Service Type | Truck |
| Outside Diameter | 3.25 Inches |
| Item Dimensions (L x W x H) | 2.99 x 17.01 x 32.01 inches (Note: These dimensions may refer to packaging. Refer to manufacturer's official data for precise filter dimensions.) |
| Item Weight | 7.2 ounces |
| UPC | 791440038462 |
| Manufacturer Part Number | BT310 |
Note: Specifications are subject to change without notice. Always refer to the latest product documentation from Baldwin Filters for the most accurate information.
6. Warranty and Support
For information regarding product warranty, technical support, or any inquiries not covered in this manual, please contact Baldwin Filters directly through their official website or customer service channels.
Baldwin Filters Official Website: www.baldwinfilters.com
Always provide your product model number (BT310) when seeking support.





