Recent content by Geraldc

The article said 1/6 the weight of steel so 1300 kg per m3 . Spruce is 450 so nearly 3 times as heavy

Family member got a 1960's vw as a first car. Never checked the oil because it was a vw and nothing under the hood needs looking at.Started knocking and nowhere to stop so went another half mile until clear of traffic. When it died this is what was jammed between the top of the crankshaft and...

Me too but not enough for that mission.

The budget constraints suggest there aren't that many now.

It seems that a lot of motorcycle dealers call the gear housing that contains the crown wheel and pinion a differential even though there are no spider gears and only one output.

I have read the to and fro comments and think the main difference that is not taken into account by dangerzone is tyre loss on a dyno. Axle mounted dynos prove this. Read here. https://mainlinedyno.com.au/images/downloads/Hub-Dyno-vs-Roller-Dyno.pdf

I think when the chute is needed there will be very little horsepower.

An interesting motor that doesn't follow these rules. https://en.wikipedia.org/wiki/Napier_Lion 4 valve overhead cam w12 from the 1920's era.

Most or all of this is sorted by using a properly tuned aftermarket computer. There are still suitable motors available without vvt and multivalve. Small auto conversions typically rev at about 5000 rpm for takeoff and a bit less for cruise. Most LS conversions leave out that stuff anyway.

Vickers Wave seem to be doing this.They have now registered the plane but no update on website. They appear to be developing the plane as a sideline to an existing business.

A hydrostatic drive system from a small tractor might suit. This system has been used in aviation before. The Sperry Rand ball turret drive used this system. One lever controlled speed and direction. This unit weighs just under 10 kilograms.

What condition are the Jodel ones in?I borrowed some to restore a D9 but parts were unreadable.

When I decided to build an aircraft I went to the pre build course run by SAANZ. The first thing I remember presenter Bruce Cooke saying was that you don't know what you don't know. A very well run weekend.

Is this the same gearbox from this previous post?

400 grams per sq m .(200g cloth 200g resin)