Wix 51791XD Engine Oil Filter - Full Flow

Overview of Wix 51791XD Engine Oil Filter

The Wix 51791XD engine oil filter is designed for heavy-duty applications requiring reliable filtration performance. Engineered with microglass media, this spin-on lube filter supports flow rates between 18 and 20 gallons per minute, making it suitable for various commercial and industrial vehicles.

• Heavy-duty class and duty type for demanding engine conditions
• Microglass media material for efficient particle capture at 35 micron rating
• Spin-on style with 1 1/8-16 thread size for secure installation
• Closed inner diameter top and 4.282 inch outer diameter top
• Height of 10.365 inches and burst pressure rating of 330 psi
• No anti-drain back valve or bypass relief valve setting

Technical Specifications and Features

The Wix 51791XD oil filter features a microglass media that provides effective filtration at a 35 micron rating, helping to protect engine components from contaminants. Its heavy-duty classification and duty type ensure durability under high-stress operating conditions. The filter’s spin-on design with a 1 1/8-16 thread size allows for straightforward installation and removal. With a burst pressure of 330 psi, it maintains structural integrity during high-pressure scenarios. The filter does not include an anti-drain back valve or bypass relief valve, which is typical for certain heavy-duty engine applications.

Compatible Vehicles and Applications

This Wix 51791XD engine oil filter is compatible with a range of heavy-duty trucks and commercial vehicles requiring a spin-on lube filter with these specific dimensions and flow characteristics. It is commonly used in diesel engines where high flow rates and robust filtration are necessary. For example, it fits certain models of Freightliner, Kenworth, and Peterbilt trucks, among others. Always verify fitment with your vehicle’s specifications before purchase.

Common Issues Addressed by Wix 51791XD

• Prevents engine wear caused by contaminants and debris
• Maintains oil flow rate between 18-20 gpm to ensure proper lubrication
• Protects against filter collapse under high pressure with 330 psi burst rating
• Reduces risk of engine damage due to inadequate filtration
• Supports engine longevity in heavy-duty and commercial vehicle applications

Installation Notes and Tips

When installing the Wix 51791XD oil filter, ensure the engine is cool to avoid burns. Confirm the thread size matches your engine’s filter mount (1 1/8-16). Apply a thin layer of clean engine oil to the gasket before installation to ensure a proper seal. Tighten the filter according to manufacturer torque specifications to prevent leaks. Since this filter lacks an anti-drain back valve, consider the engine’s oil system design to avoid dry starts.

Quality Assurance and Warranty

Wix filters are manufactured to meet industry standards for heavy-duty engine filtration. The 51791XD model undergoes rigorous testing to ensure durability and performance under demanding conditions. While specific warranty details are not provided here, Wix typically offers warranties covering defects in materials and workmanship. Consult Wix documentation or your supplier for exact warranty terms related to this part number.