Marc Baily

Auto Financing Consultant

How Stuff Works

Auto Tech: Check-engine lights

Auto Tech: Check-engine lights

Auto Tech: Horsepower and torque

Technical editor, Jim Kerr, explains what horsepower and torque are, how they are measured, and what this means to your driving experience. He also discusses how torque and horsepower differ in gas and diesel engines.

Auto Tech: Acura’s Super Handling All-wheel Drive

Auto Tech: What is a Hybrid?

Auto Tech: Exhaust heat recirculation

Introduced on the Toyota Prius and Lexus HS 250h this year, exhaust heat recirculation uses exhaust heat to warm the engine’s coolant, thus improving engine efficiency and fuel economy, and warming up the cabin faster.

Auto Tech: Fuel-saving technology

Vehicle manufacturers have invented a number of new engine and powertrain technologies to improve fuel economy. Technical Editor Jim Kerr outlines these many, often unrecognized, advances in fuel saving technology.

Auto Tech: Shell’s nitrogen-enhanced gasoline

Technical Editor, Jim Kerr, was curious about Shell’s claims that their nitrogen-enhanced V-Power gasolines help increase engine performance, so he asked two Shell fuel specialists to explain. Here’s what he found out…

Auto Tech: Porsche’s PDK transmission

AutoTech: Clutches

Technical Editor, Jim Kerr explains how clutches work, what can go wrong, and how to keep them working properly. “A clutch should last for many years if the car is driven properly,” he says.

Copyright 2010 Marc Baily. All rights reserved

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