Hello all.

In 1997 when I first began building my CH601 HDS tail wheel airplane the hot engine to use was the EA-81 Subaru. So I obtained one of these engines. I was also told by many that an Lycoming 0235 would be way too heavy. So installed the Subie. Engine has ran well for over 7 years but has had problems with keeping rings in it. Keep loosing compression, replaced rings 2 twice after the intical rebuild. Also had heads rebuilt by Ram. Engine also ran hot in the 220 range. I…

After 6 years of flying with a EA 81 Subaru engine I am tired of expermiting with trying to correct a cooling problem.

I am giving up on the subie and am in the process of buying a used lycoming 0235 C2C 108 hp engine. After I get the lyc inspecteed and ready to install i am going to remove the subie complete with motor mount, prop, radiators, oil coolers and all other items attached to engine and weight it to give a camparasion with the lyc. I feel I can install the Lyc at the same…