Edge Performance Rotax Archives

SR-1 cowl being integrated with spinner and cooling ducts. The cowl is assembled to itself/to the fuse primarily with countersunk #8 screws. [All images credited to Eric Stewart]

Custom Cowl Fabrication: Building the SR-1 Composite Cowl

Eric Stewart - September 30, 2026 3

In Case You Missed It

Oh, Dry Up!

Sparky Barnes - October 16, 2023 3

Jim Katz builds a homemade engine dehumidifier.

Shop Talk: V-Block Drill Jig from Scrap

Ishmael Fuentes - August 17, 2009 0

Having problems drilling a precise hole in a tube? Ishmael Fuentes has the perfect-and inexpensive-solution with this nifty, easy-to-make V-block drill jig.

Practical Electrical

Robert L. Nuckolls - April 17, 2014 0

Battery facts and fables—Lithium considerations. By Robert L. Nuckolls, III.

Analysis Tools

David Paule - October 20, 2016 0

We don't use slide rules anymore. Back in the day, they were handy...