PTFE Rear Main Seal

6 Questions to Prevent Costly Rear Main Seal Comebacks

The most labor-intensive seal to replace on any engine is the rear main seal. There are no shortcuts or quick fixes if the seal has expired.


How Does a Torque Converter Work?

The concept of using a torque converter, oil pump, planetary gear sets, clutches, bands and a computer-controlled hydraulic valve body to transmit torque and to change gear ratios is relatively simple. The torque converter allows the engine to idle in gear with the vehicle stopped and multiplies engine torque during the initial stages of acceleration….


5 Tips for Solving Belt Noise Complaints

One of the most difficult jobs for OEMs is engineering a belt system. There are many forces acting on the system that must be taken into account. If they get it right, the belt will be quiet, efficient and last 100,000 miles. If not, the belt will be noisy or rob the engine of power….

Closeup of Torque Wrench

Proper Fastener Tightening Procedure

The desired result of tightening a fastener is to obtain a proper clamping force between parts. The clamping force prevents loosening when the vehicle is in use and external forces act on the clamped parts. All fasteners have a specified torque. The method used for a particular application is determined by engineering and specified in…


Engine Gasket Guide

There are endless combinations of engines, applications, and gaskets on the market. But how do you match the gasket with the correct installation procedures? Here is a quick guide on how to match gaskets with the correct sealants and surface treatments. Cork/Composite Gaskets Sealant: Cork and composite gaskets can seal a variety of underhood applications….

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