Wix 51311 Transmission Filter Kit

Overview of Wix Transmission Filter Kit 51311

The Wix Transmission Filter Kit 51311 is designed to provide reliable filtration for various Volvo models, including the 240, 740, 850, 940, 960, C70, S70, S80, S90, V70, and V90. This spin-on lube filter features an anti-drain back valve and enhanced cellulose media to maintain optimal transmission performance.

• Anti-Drain Back Valve to prevent fluid loss during shutdown
• Enhanced cellulose media with 21-micron filtration for effective contaminant removal
• Spin-on lube filter style with 3/4-16 thread size for secure installation
• Flow rate between 7-9 gallons per minute to support transmission fluid circulation
• Bypass relief valve setting at 16 psi to protect against filter clogging
• Burst pressure rating of 331 psi ensuring durability under pressure
• Compact height of 3.372 inches and outer diameter of 3.661 inches for proper fitment

Technical Details and Features

The Wix 51311 transmission filter kit is engineered with a BetaRatio of 2/20=6/20, indicating its efficiency in filtering particles down to 21 microns. The enhanced cellulose media balances filtration performance and flow rate, supporting transmission systems that require 7 to 9 gallons per minute. The anti-drain back valve helps maintain fluid in the filter during engine shutdown, reducing dry starts and wear. The bypass relief valve is set at 16 psi to allow fluid flow if the filter becomes clogged, protecting the transmission from pressure spikes. Its spin-on design with a 3/4-16 thread size simplifies installation and replacement.

Compatible Volvo Models

This transmission filter kit is compatible with a range of Volvo vehicles, including classic and newer models such as the Volvo 240, 740, 850, 940, 960, C70, S70, S80, S90, V70, and V90. Using the Wix 51311 filter ensures proper fit and function for these specific models, supporting transmission longevity and performance.

Common Applications and Problem Solving

• Prevents transmission fluid contamination by filtering out debris and particles
• Reduces wear caused by fluid starvation during engine shutdown with anti-drain back valve
• Protects transmission from pressure damage with bypass relief valve
• Maintains consistent fluid flow to avoid transmission overheating
• Supports smooth shifting and transmission reliability in Volvo vehicles

Installation Notes and Tips

When installing the Wix 51311 transmission filter kit, ensure the vehicle is on a level surface and the transmission fluid is drained properly. The spin-on filter design allows for straightforward replacement; apply a light coat of clean transmission fluid to the gasket before installation to ensure a proper seal. Tighten the filter according to manufacturer specifications, typically hand-tight plus a quarter turn. Check for leaks after installation and refill transmission fluid to the recommended level for your Volvo model.

Quality Assurance and Warranty

Wix transmission filters are manufactured to meet industry standards for durability and filtration efficiency. The 51311 filter kit is constructed with high-quality materials, including enhanced cellulose media and robust valve components, to ensure consistent performance. While specific warranty details may vary, Wix products generally come with a limited warranty against defects in materials and workmanship, providing confidence in the product’s reliability.