On the Cover…
August Tomorrow’s Technician cover features Adam Gabriel’s Chevy Tahoe
Engine Series: Lining Up I-6 Engine Service
A Look into BMW’s Inline Six-Cylinder Powerplants
Crossword Puzzle: August 2009
Across 1. Startling engine sound 5. Horsepower-measuring device, briefly 9. Automotive about-face (1,4) 10. Given name, NASCAR racer Waltrip 11. Pedestrian pathway 12. Thread-cutting tap and ___ set 14. Shiny custom-wheel finish 15. Gasoline’s anti-knock rating 18. Lube-job items (3,3,6) 21. Certain paints 22. Word following backing or pressure 23. Intake- or exhaust-valve section 24.
TT August ’09 Pop Quiz: Calipers
Students should chose the following answer that BEST completes the following statements.
BodyWorks: The DOs and DON’Ts of Refinishing Pearl Tricoats
The problem: You don’t know how many coats of pearl the OEM applied at the factory. The solution: Make a letdown panel.
Performance Primer: Tuner and Hooch
Any engine builder worth his or her salt knows that when you design a race engine to run on alcohol, you always have to take into account the requirement of the extra fuel required. This may be as simple as changing out carburetor jets, upping the size of fuel injectors, or even redesigning the fuel delivery system to larger lines, multiple pumps, etc. These rules aren’t folklore created by fuel salesmen and the aftermarket; these rules all have a scientific reason behind them.
Tool Rules: Putting a Dyno to the ‘Test’
Because of the many assumptions of what a dyno can do for you, perhaps it is timely to look more closely at how you should think about dynos as a potential part of being an engine builder.
Undercover: Getting a Charge out of Monotube Gas Shocks
From the outside, most shock absorbers and struts look pretty much alike: a round steel tube that telescopes up and down with bushings or fittings on both ends. But inside there can be significant design differences that affect not only the ride control characteristics and performance of the damper, but also its cost.
Undercover: Double Down — The Advantages of Twin-Tube Shocks
Twin-tube shocks and struts have been used as original equipment on most vehicles for many years.
Under the Hood: Surprises in the Air – Servicing A/C Systems
As vehicle owners in many parts of the country begin using their air conditioning systems for the first time this year, some will be surprised to find their A/C
system is not functioning properly or isn’t blowing out cold air like the summer past.
The Real World: Ohio Technical College is Tops in Training
Cleveland School Wins 2009 School of the Year
in Tomorrow’s Technician/Chicago Pneumatic Competition