I want to replace the cam bearings in my OS 120 4-stroke engine. I have replaced the crank shaft bearings but can’t get the cam bearings out. Your help would be appreciated. Thanks, Greg Dear Greg, Unless it is absolutely necessary I would recommend leaving the cam bearings alone. If you do want to go [...]
By: Ken Park On July 23rd through August 1st, 2011 Dave and his team will be going to the FAI F3A Precision Aerobatics Championship that will be held at the AMA National Flying Site in Muncie, Indiana. I had a chance to catch up with Dave for a little chat regarding the Canadian team. Dave [...]
By Nick Ziroli Sr., Photos by Nick Ziroli Sr. & Palmer Johnson. Part of the Model Airplane News “Classic Archive” Collection of Online Articles. (Above) Twin-engine aircraft, especially WW II military warbirds are exciting and always draw a crowd. Here, Paul LeTourneau’s monster-scale B-26 comes in for a landing. Paul enlarged Jerry Bates plans to [...]
This sure doesn’t look like a micro flyer, but it only has a 17-inch wingspan! Welcome to the new breed of all-out micro unlimited aerobats. The UMX Sbach 342 from E-flite has the performance of a much bigger model with the convenience of a fly (nearly!) anytime, anywhere park flyer. It’s equipped with a 180BL outrunner [...]
G&P Sales Republic Seabee Build-along by Klaus Ronge The somewhat odd looking Republic Seabee has always been one of my favorite aircraft. The four-passenger Seabee, built by the Republic Aircraft Corp, was introduced after WWII and became known as a 90 knot plane. It took off, cruised and landed at 90 knots and was considered [...]
After reading the latest Engine Clinic column regarding the Fox flat twin flameout problem, I decided to ask you about a Laser V200 four-stroke V-twin that I bought last year. It has a dual carb setup (each cylinder has its own carb), and during break-in I noticed a tendency for one cylinder to flameout at [...]
