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I used a 9 row oil cooler with no problems on cooling, it has cracked so im installing a 13 row cooler mounting directly to the RH rear baffle.

I was 70 when i completed my scratchbuilt 4place, time to get at it. Never too old.

Thanks Jared for doing the forum the upgrade looks good

Congratulations on the Bronze Lindy well deserved

Thanks Virgil for hosting the Bearhawk dinner it was awesome

In order to keep as much airflow thru our cowl, we used a 2 inch 6061 alum tube welded a flange to it the same profile as the cowling and riveted it in place and trimmed the fwd end into a scoop. tried with just a flush hole at the begining but not enough airflow so added the scoops as shown...

Hi Nev This is how I supported my aft end of the exhaust to the engine so everthing moves with the eng no relative movement. 100 hours on so far so good. ​ ​

For our 4A we used an IO-520 intake tube and modified to adapt our airbox to the forward baffles which are the same size as the RSA fuel servo inlet dia, used two for redundancy, similar to the Cessna U206. Made to fit a K&N air filter and installed an alternate air-door manually controlled...

My son just sent me this FAA proposal for unleaded aviation AVGAS.

Here are the sketches of my front and rear float fittings i made for my 4 place with dimensions, i corrected the dimension on the sketch to 7 inces.

This is how i mounted my A/P servo in the RH wing

We operated Dornier 228 in Manitoba operating out gravel strips and they had a gravel kit installed which was a small framework around the back of the 2 tires and a peice of belting attached to it> I couldnt find a pic of it but found a pic of a similar installation. They have a gravel kit for...

Two of us went to Oshkosh in my Bearhawk and had a third passenger “Lindy” on the way home Three aircraft departed from St Andrews Manitoba for Duluth to clear customs on July 24. Our group included a 170, 182 and my Bearhawk with my friend Jim Gile as my co-pilot. Our true airspeed was about...

Just looking at a Nav data base for my Dynon skyview system, EasyVFR, Airmate, Jepesson, Pocket FMS, does anyone have any feedback on these bases. Thanks George

I took some 1/2 in thick puck board and cut slots in on my table saw to fit the window thickness then cut into pices that would fit into 3/4 in U channel. I basically used a 90 degree angle piece at the bottum so i could put the window in and used a strip of alum to hold the window glide in...

Next on the agenda is the floats , struts and rigging all completed next rebuild the floats

First flight in the Scratchbuilt Bearhawk today started on June 2006 16 years ago finally done. First flight 1.5 hours couple minor adjustments required, but WOW such a thrill. Has a I0-540-C4B5 with 110 degree angle at injector, E-mag ignition, Hartzell HC-C2YK-1BF Prop, Stewart Sytem fabric...

Since we live in the cold up here in Canada we have found a door seal made of silicon thin and easily compressess. It is peel and stick and fits in the doors. Made by MDbuildingproducts.com

Thanks Nev that worked

This is my version of Horner tips 4 pieces of 2 in foam cut to the wing rib template .750 alum on a table router then stacked together with 1 in alum rod then used a hot wire to cut along the template and another template for the outer end. Sanded the mold to final shape, then prepped 2 layers...