In Case You Missed It
Cool Runnings
Norm Ellis does the math and shows you how to select the right oil cooler for your engine-cooling package. Given the critical role oil temperature plays in engine health, its a good idea to go beyond selecting the smallest, lightest and cheapest cooler you can find.
Roll Your Own
When they couldn't find a likely single-seat homebuilt that would work as an inexpensive but reliable commuter airplane, two builders who are well versed in metal aircraft construction took it upon themselves to design and build one;
