Frenchy Dehoux
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« on: August 29, 2013, 19:42:16 pm » |
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For those of you who are building many VW engines which cylinder hone are you using and why. The three stones style or the ball style hone. And what type of fluid are you using while honing these cylinders.
Thanks Frenchy
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Doctor Detail ( Retired )
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1946vw
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« Reply #1 on: August 29, 2013, 19:45:42 pm » |
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Sunnen with diamond stones
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rick m
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« Reply #2 on: August 30, 2013, 07:19:24 am » |
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Frenchy,
Find someone who has a Sunnen CK10 and the right fixture to do VW barrels. It will get the cylinders the straightest and put the right cross hatch pattern in them. Ray Vallero in Auburn, California, is one of the only people I know who has done this for 40 years. He is the master at this if you want the cylinders straight. He did all my motor machine work in the early to late 70's when I lived in the Sacramento area. Mike Fischer may know someone who has one too.
Rick Mortensen
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Rick Mortensen Driving Hot VWs since 1970
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andy198712
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« Reply #3 on: August 30, 2013, 09:04:05 am » |
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Ray has a video on YouTube of him honing a barrel and explaining it which is cool, I'll find it later. Those ball hones, ie lots of balls on a bottle brush style mount will just make it look nice but won't make it straight as it'll just follow the current shape, you want to make the cylinder straight as mentioned above
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Jeff68
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« Reply #4 on: August 30, 2013, 12:43:38 pm » |
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Berg's do it as well....Did the 90.5's on my engine.
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Martin S.
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« Reply #5 on: August 30, 2013, 15:22:47 pm » |
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For DIY the ball style is better, more aggressive. You need a large hand drill, lots of elbow grease and a big vice to keep the cyl steady otherwise you're not doing it right.
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Cal Look white 68 Bug with AJ Sims EFI Turbo 2332. 194hp 240tq @ 5500 rpm 3psi boost.
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Jesse Wens
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« Reply #6 on: August 31, 2013, 10:32:10 am » |
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thinking out of the box will get you to go faster cheaper in the long run, time is on my side
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RhoadsVW
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« Reply #7 on: September 01, 2013, 20:32:54 pm » |
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Using a ball hone will only follow the in's and outs of the cylinder. You need to use a straight stone hone to make the cylinder round. You can use a ball hone only AFTER the stone hone for a finish you might want. Also NEVER put the cylinder in a vise. It will make the cylinder out of round and crush the cylinder no matter how tight or loose you clamp it. Dave Rhoads
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Der Renwagen Fuhrers
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stealth67vw
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« Reply #8 on: September 01, 2013, 23:54:29 pm » |
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I recently went to look at a milling machine owned by a guy that does motorcycle cylinder & head work for a lot of motorcycle and atv shops here in southern Oregon. His number one job he is paid to do is re-sleeve 2 stroke and 4 stroke iron cylinders and hone them to size. He uses a US made Lisle 15000 Cylinder Hone with a 1/2" hand drill spinning around 500 rpm with lots of kerosene as lubricant. The cylinders he showed me looked awesome and he claimed they are very straight and round for the price of the hone. I'm probably going to buy one for myself. http://www.amazon.com/Lisle-LI15000-Engine-Cylinder-Hone/dp/B000GKIE4S
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John Bates JB Machining Services 1967 street bug 2020lbs w/driver 12.34 @ 108 mph 1/4 7.76 @ 89mph 1/8
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RhoadsVW
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« Reply #9 on: September 02, 2013, 04:03:43 am » |
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Stone hone, not a ball hone to get them straight. The only way to make them correct.
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Der Renwagen Fuhrers
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DKK Ted
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« Reply #10 on: September 03, 2013, 05:20:24 am » |
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Berg's do it as well....Did the 90.5's on my engine.
Yes, Mark at Berg's works the hone, and does a very good at it, for years. Ted
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VW Classic 2012
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Mike Lawless
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« Reply #11 on: September 03, 2013, 22:35:51 pm » |
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Sunnen with diamond stones
I've got a rigid Sunnen hand hone. The standard stones take a long time to take any material out at all. Would diamond stones do the job? Or are those even available for a had hone? By the way, nicely done this weekend at Sac!
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