Home Authors Posts by Mark Schrimmer

Mark Schrimmer

Mark Schrimmer is Kitplanes Magazine's Managing Editor and a Van's RV-12 builder.

Hoover Farewell Fanfare

Lieutenant General Jimmy Doolittle described Robert A. "Bob" Hoover as "the greatest stick and rudder man who ever lived." He was also among the...

What Is It?

This has to be one of the most unusual STOL planes ever. Powered by a 180-hp Lycoming IO-360 turning a Hartzell constant-speed prop, this...

What is it?

This aircraft was designed in 1962 to set speed records for 500-kilogram airplanes. Powered by a 100-hp Continental O-200A, the pusher configuration was used...

Sport Performance Aviation announces Corvair Stroker Engine.

Sport Performance Aviation LLC (SPA) unveiled their long anticipated Corvair 3.3L Stroker engine at EAA AirVenture. The engine uses a stroked version of SPA's...

New Garmin Radios Debut in Van's RV-12

Garmin's Team-X has been quietly developing a new unit to replace their SL-40. Van's Aircraft, Inc. has been testing the new GTR200 com radio/intercom...

Advanced Flight Systems, Inc. announces new AOA Pro III

Advanced Flight Systems Inc. has introduced a new probe-based angle-of-attack system based on their proven AOA System. The AOA Pro III uses a super-bright...

GRT Now Shipping Val Avionics Remote Nav Radio

GRT Avionics is now shipping Val Avionics remote nav and com radios to be used with the HXr, GRT’s large-screen electronic flight instrumentation...

Sonex Aircraft Accepting Deposits for SubSonex Personal Jet

Sonex Aircraft, LLC announced that kit reservation deposits are now being accepted for the SubSonex Personal Jet. A $10,000 refundable deposit will allow customers...

Sling 4 arrives at AirVenture

The Airplane Factory Sling 4, a 4-place lightweight experimental aircraft piloted by company founder Mike Blyth and his son, Greg Blyth, arrived at AirVenture...

RANS Announces S-20 Raven

As a replacement to the Coyote II S-6S, RANS announced the S-20 Raven. The new design is a side-by-side high wing and its performance...

In Case You Missed it

Sequoia Falco: Wings of Desire

Ten years of meticulous workmanship and a daughters dedication combined to result in a stellar example of a Sequoia Falco F.8L. Builder John Shipler enjoyed the fruits of his labor before his health declined, and his daughter Kris has continued to fly and maintain the airplane after his passing.

The New Old Aero Engine!

ULPower takes a different approach to air-cooled, horizontally-opposed, direct-drive engines. By Steve Ells.

Avionics Bootcamp: ADS-B For Canada and Beyond

If you’ve equipped your plane for the U.S. ADS-B mandate, there’s a good chance it won’t work in other countries, including Canada.

Home Shop Machinist

Flats, keys, and slots.