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Author Topic: R65 head overhaul sources  (Read 1747 times)

Offline montmil

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R65 head overhaul sources
« on: January 14, 2010, 05:50:10 PM »
I have just recently scored a decent pair of R65 cylinder heads with valves and springs. I will put them away for awhile but would like to eventually have them overhauled to the latest specification. With a brace of R65s in the garage, you just never know when you're going to need something.

I believe this squirreling away of parts is vaguely related to the microeconomics purchasing theory of economy of scale. At least that's my explanation to my wife as to my addiction.

Who has rehabed R65 heads and whom are the recommended resources?  Gracias,

Monte
Monte Miller
Denton, TEXAS
1978 BMW R100S
1981 BMW R65
1983 BMW R65
1995 Triumph Trophy
1986 VW Cabriolet

Offline nhmaf

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Re: R65 head overhaul sources
« Reply #1 on: January 14, 2010, 08:52:44 PM »
Ted Porter's Beemershop is one recommended source.
Tom Cutter (Rubber Chicken racing garage) is another possibility - though I know that you have a fear of chickens....  ;-)

I haven't sent me heads out to any of these guys (yet).

I think that Sue had her LRB's done by a reputable shop somewhere in Michigan, but I Cannot recall the name.

Airhead #12178 ? BMWMOA #123173 ?BMWRA #33525 ?GSBMWR #563 ?1982 BMW R65LS ?1978 BMW R100/7 1998 Kawasaki Concours

Offline Bengt_Phorqs

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Re: R65 head overhaul sources
« Reply #2 on: January 14, 2010, 09:08:34 PM »
Monte, just remember where you put them away once you do get them overhauled.  I've seen your garage and with that Cadillac in there your storage space is limited.  You could always keep them in your shoe closet!   [smiley=steinigung.gif]
Bengt Phorqs, Jake R90/6, R80/7, R1200RTw, Moto Guzzi California EV , Triumph TR250W, Yamaha TY250A Trials, Suzuki DR650

Offline Mike V

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Re: R65 head overhaul sources
« Reply #3 on: January 14, 2010, 09:32:41 PM »
Monte,

My heads and cylinders are currently being worked on by Ted. When i get them back I can report back to you. Ted is highly recommended by the airheads.
Mike V. / San Diego
'78 R100/7 (original owner)
'81 R65 (fully restored)

Offline Rob Valdez 79 R65

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Re: R65 head overhaul sources
« Reply #4 on: January 15, 2010, 12:38:09 AM »
Bob Grauer - 408 248 9732 - California

He did my heads - great job - http://www.pbase.com/tomfarr/valve_job

and he is a master machinist as well as artist.  He hand-hammered all of the aluminum on this sidecar rig of his:
http://moragafalconers.org/bob_grauer_rig/
http://www.flickr.com/photos/rgrauer/



He is retired, but he loves working on airheads!  [smiley=thumbup.gif] [smiley=thumbup.gif]

Offline Justin B.

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Re: R65 head overhaul sources
« Reply #5 on: January 15, 2010, 04:02:37 AM »
I dropped my '81 R100 heads off at Boxers by Bruce, in Pantego, and had them back in less than a week.  Black Diamond valves, new exhaust seats, valve springs, guides, etc.
Justin B.

2004 BMW R1150RT
1981 R100RT - Summer bike, NEKKID!!!

Offline montmil

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Re: R65 head overhaul sources
« Reply #6 on: January 15, 2010, 05:23:27 AM »
Quote
I dropped my '81 R100 heads off at Boxers by Bruce, in Pantego, and had them back in less than a week.  Black Diamond valves, new exhaust seats, valve springs, guides, etc.

I'd thought of Bruce. Glad to hear someone's experiences with the "fuzzy one". Plus, he's close by.
Thanks, J.

Mike V - Would like to hear your report when your airheads return.

Monte
Monte Miller
Denton, TEXAS
1978 BMW R100S
1981 BMW R65
1983 BMW R65
1995 Triumph Trophy
1986 VW Cabriolet

Offline Bengt_Phorqs

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Re: R65 head overhaul sources
« Reply #7 on: January 15, 2010, 07:26:03 AM »
Bruce does all of my serious technical stuff also.  And when you do get down this way be sure to fall by the house and I'll pop a Shiner for you.
Bengt Phorqs, Jake R90/6, R80/7, R1200RTw, Moto Guzzi California EV , Triumph TR250W, Yamaha TY250A Trials, Suzuki DR650

Offline Justin B.

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Re: R65 head overhaul sources
« Reply #8 on: January 15, 2010, 02:13:34 PM »
Yeah, bring some sand with ya too...
« Last Edit: January 15, 2010, 02:13:52 PM by admin »
Justin B.

2004 BMW R1150RT
1981 R100RT - Summer bike, NEKKID!!!

Offline Semper Gumby

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Re: R65 head overhaul sources
« Reply #9 on: January 16, 2010, 10:23:13 AM »
Boxerworks did mine.  Blackdiamond valves and guides but he just resurfaced the seats.  

Time will tell.  SO far so good.
Bill Gould ?1980/03 R65 When at first you don't succeed....Moo!

darrylri

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Re: R65 head overhaul sources
« Reply #10 on: January 17, 2010, 09:16:47 AM »
What are the experiences here with the Black Diamond valves?  

In the /2 world, they have a poor reputation of head separating from stem when used hard (as hard as a /2 can use its valves, that is).  A few years ago there was a guy who attempted to ride an R69S in the Iron Butt, but had this problem on the second day.  

I realize that the situation inside a roller bearing crank, low volume oil pump motor could be very different than inside a "modern" plain bearing, high pressure motor.

Offline Lucky_Lou

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Re: R65 head overhaul sources
« Reply #11 on: January 17, 2010, 02:25:31 PM »
Quote
 And when you do get down this way be sure to fall by the house and I'll pop a Shiner for you.
I do hope thats a beer.........in this neck of the woods thats fighting talk.
Lou [smiley=beehive.gif]
Ask questions later

Offline montmil

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Re: R65 head overhaul sources
« Reply #12 on: January 23, 2010, 09:34:03 AM »
No worries, Lou. Shiner is a Texas-brewed beer that lays claim to be the oldest indy brewery in the State. Shiner is the town's name. Spoetzl Brewery is our "church" ;)  Bengt Mike claims it's his perfect food group. Get yourself back here and we'll train you up proper.

http://en.wikipedia.org/wiki/Spoetzl_Brewery

Oh, yeah... the cylinder heads arrived this week. Appear to be in excellent condition plus the exhaust threads are virgin. That's a real plus. I plan to soda blast the exteriors and then run 'em down to Boxers by Bruce for a head job. See what he thinks I'll need to do.

Checked BMW's prices for replacement heads. Gag me! About $850.00USD each, bare. Also noted only right-side heads were "available". I bought the pair, with valves and springs, etc, for $58.00 plus $20.00 shipping. Such a deal!

Monte
Monte Miller
Denton, TEXAS
1978 BMW R100S
1981 BMW R65
1983 BMW R65
1995 Triumph Trophy
1986 VW Cabriolet