Jerald Gartman
Low-Cost Spark Plug Ohm Tester
This handy tester is rugged enough to be stored in your tool tray with your other spark plug tools without fear of damage. It...
In Case You Missed It
2012 Engine Buyer’s Guide
In Part 1 of our 2012 Engine Buyer’s Guide, Marc Cook explores what’s currently available in traditional powerplants, and why such engines might be the best choice for your homebuilt aircraft needs.
Dry Tappet Clearance
A flat (standard) tappet disassembled into its various parts. Note that the tappet...
