There are many ways to check the accuracy of your airplanes tachometer. From the commonplace to the offbeat, Jim Weir explains their benefits and drawbacks.
Months of repair work netted Bill Repucci a new, more powerful engine for his RV-9. The increase in horsepower brings with it a shift in CG and handling characteristics.
This month we look at installing the fabric on the wing and how to use rib-lacing, reinforcement tapes, pre-punched holes, and methods of mechanical attachment including pop rivets, PK screws and fabric clips; by Ron Alexander.