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1221

Re: New engine castings

For anybody who wants to heat treat their own, Frank Armao, a metalurgist, recommends precipitation hardening. This involves two steps—solution heat treating
wellblastmedown
Jan 20
#1221
 
1220

New engine castings

Here are pics. of the castings that are available. There is enough material in these newer design castings to make either engine. I'm having these cast in 319
pegazair69
Jan 11
#1220
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1219

Ordering plans

I've been in contact with Jack Hereford, and he IS still selling plans. He has NOT sold HCI to anyone in South America. You can find his address and plan
wellblastmedown
Jan 3
#1219
 
1218

Re: Dear Santa

I don't have enough knowledge to answer that. You might try drawing it out to scale & see if there is enough clearance at full bottom stroke so the piston
John Daum
Dec 22, 2014
#1218
 
1217

Re: Dear Santa

the 7cylinder wouldn't be bad ether but am looking for the 5cylinder and can wait for a new mold for the back case.  John do you think there is enough meat in
John Hartgerink
Dec 22, 2014
#1217
 
1216

Re: Dear Santa

The engine castings come in 3 pieces....the front half, the matching back half, and the rear section that houses the tappets,oil pump,distributer drive,etc. As
John Daum
Dec 22, 2014
#1216
 
1215

Re: Dear Santa

John, I and a coupler of my buddies would be interested in the casting for the 5cylinder. John Hartgerink
johnhartgerink
Dec 21, 2014
#1215
 
1214

Re: Dear Santa

Okay Sent from my iPhone
dougcowlthorp@ymail.com
Dec 21, 2014
#1214
 
1213

Re: Dear Santa

As soon as I find my info sheets, I'll post the prices & conditions for the group. These will just be the raw castings. I have talked to a couple of people who
John Daum
Dec 21, 2014
#1213
 
1212

Re: Dear Santa

John. Just out of curiosity. What do you call "a very reasonable price" for most of the castings? I am assuming that they would still have to be machined or
dougcowlthorp@ymail.com
Dec 21, 2014
#1212
 
1211

Re: Dear Santa

Hello gang & Merry Christmas. I have emphysema pretty bad. That's why it takes me forever to get anything done. To address some of your questions. 1...your
John Daum
Dec 21, 2014
#1211
 
1210

Re: Dear Santa

Take care Andy. Maybe someone, someday will be able to make parts at a reasonable enough price that people can build one for less than buying a prebuilt and
dougcowlthorp@ymail.com
Dec 21, 2014
#1210
 
1209

Re: Dear Santa

It's just you and me today, Doug. This lil' engine design sure has had a mysterious life. You never really know what's up with it. Herefords were making
wellblastmedown
Dec 21, 2014
#1209
 
1208

Re: Dear Santa

Wow. There are still people on this site. What ever happened to the guy that was going to start selling parts? Anyway Merry Christmas everyone Doug C Sent from
dougcowlthorp@ymail.com
Dec 21, 2014
#1208
 
1207

Dear Santa

I've been a good aviator this year, I didn't crash once and I always changed the oil when I should have. That plane I cut off while it was on a long final
wellblastmedown
Dec 21, 2014
#1207
 
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