Viscosity Index Improver

What is Viscosity Index Improver Multi-viscosity motor oil is formulated with thin base oil which is fortified with viscosity index improver (VII) additives. The base oil is thin enough to pump and flow well at cold temperatures and the VII allows the oil to thin less when hot than it normally would without the VII additive. How does VII work? VII additive is complex polymer molecule that is coiled and spherical in shape at cool/cold temperatures. As the polymer heats up and is pressurized the molecule deforms into a long … Read More The post Viscosity Index Improver appeared first on Ricks Free Auto Repair Advice.

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7 Secrets to Keep Your Car Running Like New

March 4, 2025 No Comments

The Mechanic Doctor – Resources for Amateur and Pro Auto Mechanics
There is no moment quite like getting behind the wheel of your first car and feeling the shiny surfaces and
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Total Cost of Owning a Truck

December 31, 2024 No Comments

The Mechanic Doctor – Resources for Amateur and Pro Auto Mechanics
Purchasing a truck means a long-term commitment. Truck ownership entails sundry bills, which is why one has to look at
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Intelligent CNC Processing Fuels Smart Manufacturing of New Energy Vehicles

October 24, 2024 No Comments

The Mechanic Doctor – Resources for Amateur and Pro Auto Mechanics
In today’s rapidly evolving technological landscape, the manufacturing of new energy vehicles (NEVs) is undergoing a significant transformation. This shift
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Tesla Charging Cable: The Lifeline of Electric Mobility

September 17, 2024 No Comments

The Mechanic Doctor – Resources for Amateur and Pro Auto Mechanics
Electric vehicles (EVs) are quickly becoming the future of transportation, driven by the need for sustainable and efficient mobility solutions.
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What Are Vacuum Tanks Used For?

July 11, 2024 No Comments

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Vacuum tanks are versatile and essential pieces of equipment used across a variety of industries. They play a crucial role
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Car Maintenance 101: What Every New Owner Needs to Know

June 25, 2024 No Comments

The Mechanic Doctor – Resources for Amateur and Pro Auto Mechanics
As a new car owner, understanding how to properly maintain your vehicle is crucial for ensuring its longevity and performance.
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Top 5 Benefits Of Importing A Foreign Car

June 1, 2024 No Comments

The Mechanic Doctor – Resources for Amateur and Pro Auto Mechanics
Do you wish to buy a new car from a foreign brand? While there are many foreign brands available in
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