WEBRA T4-40:- This is an early 4 stroke engine produced in Germany in early 80's to mid 80's. The T 4 series engines were not that popular but were produced in a number of different sizes from 40's all the way up to a super charged 91 (specifically a 40, 60, 80 and 91 size was available).
Type 4 Stroke Nitro Glow Ignition;
Displacement Capacity 6.5 cc (0.40 ci);
Power 0.45 Kilowatts (0.61 hp)
|The T-4 series engines are very similar in design to the RVC series engines where the|
valve sleeve rotates at exactly 1/2 the rotational speed of the crank shaft.
View a short video clip featuring the T4 40 engine:-
After a flight hiatus of 10 years at least I was coaxed into putting her in the air again. What a thrill it was to watch her soar overhead for twenty minutes powered by a sweet running almost silent Webra 40 T4 engine.