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[email protected] Samba Member
Joined: August 15, 2002 Posts: 4394 Location: Brew City
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Posted: Thu Apr 12, 2012 9:24 am Post subject: Any interest in a stock German VW crank w/chevy rod journals |
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Hello Samba-land.....
I've recently been going through the 100's of cranks I have and got an idea. I have at least 100, if not more, German stock crank cores that are either stock or can be ground to .010 on the main journals. The problem with these cranks is that there's one rod journal on each one that is worn past .040. My idea(and it's probably not an original one) is to grind these cranks to have stock chevy rod journals. So the questions is, would anyone want to buy these? Right now I am selling stock reground German cranks for $119. Since it's going to take much longer to grind the rod journals down to Chevy, I'm thinking the price should be about $169.
Thoughts? |
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vdubnut58 Samba Member
Joined: November 18, 2005 Posts: 663 Location: Cali
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Posted: Thu Apr 12, 2012 9:44 am Post subject: |
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Sad to waste all those cranks. But my .2 Why would you want a smaller bearing and a higher price tag? I don't see the up side to this. |
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jfats808 Samba Member
Joined: December 10, 2007 Posts: 5022 Location: oahu hawaii
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Posted: Thu Apr 12, 2012 9:49 am Post subject: |
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Tbh Roy,
It's a tough call. For 175$ you can get a 69mm cw crank from Jose at DPR machine. People are getting smarter and running cw balanced internals now days. I don't build enough engines.yearly to survey , but most 69 stroke engines I build I always recommend cw and balanced. It's not much of a conversation struggle to talk a customer into a stroker build for a few more hundred anyways. My take on it. Jon _________________ 2276 IDA's 86C 11-1 DD !
2017 48 Trijet DRLA's W125
Rockstar Suzuki wrote: |
You might as well put 10 year build in your bullshit sig, as it will NEVER run. Also your a dick |
You can always learn something new, even from a fool.
Check your oil levels routinely! |
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Jake Raby Samba Member
Joined: August 23, 2003 Posts: 7433 Location: Aircooled Heaven USA
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Posted: Thu Apr 12, 2012 10:02 am Post subject: |
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Every one of them would need to be magnafulxed before doing anything... Then the oiling passages need modification because they move so far when cutting that much off the diameter of the journal.. It could be done for sure, but its a lot of work to do it right. _________________ Jake Raby
Raby Engine Development
www.rabyenginedevelopment.com
"I've never given anyone Hell, I just told them the truth and they thought it was Hell" |
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mcmscott Samba Member
Joined: March 12, 2010 Posts: 4856 Location: sanger ca
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Posted: Thu Apr 12, 2012 11:04 am Post subject: |
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You could offset grind them and have an "econo" stroker crank |
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mark tucker Samba Member
Joined: April 08, 2009 Posts: 23937 Location: SHALIMAR ,FLORIDA
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Posted: Thu Apr 12, 2012 11:17 am Post subject: |
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mcmscott wrote: |
You could offset grind them and have an "econo" stroker crank |
that would be my thinken but also need re balancing,and counter weights would also be helpfull.might want to see if dpr wants them& get them out of your way. I have some good std oe cranks that I will probably never use, 1 has been balanced,but got a stroker instead and it never got used.(my first vw motor oh so many moons ago)thus I have never used a vw crank in anything.(execpt for a cardbord box)
For a low rpm added cc motor they might be fine just stroked&balanced.I wonder if all the throws were driled if that would help with the flexing with out adding counter weights for mild low rpm stuff. |
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50ate Samba Member
Joined: September 22, 2007 Posts: 1171 Location: Rainier/Olympia Washington
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Posted: Thu Apr 12, 2012 11:33 am Post subject: |
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econo stroker? he would want 169 for the stock crank reworked.. cant you get a CW CB stroker crank for 175-250ish for a new depending on stroke Iv never used one yet but is it safe to say that the cb cranks are decent? |
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slalombuggy Samba Member
Joined: July 17, 2010 Posts: 9145 Location: Canada
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Posted: Thu Apr 12, 2012 11:36 am Post subject: |
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If someone wanted a lower rpm stroker for a cruiser it would be a good choice. Not everyone who builds a stroker motor are looking for 5000+ rpm performance. I'm sure there a guys looking for a bit more hill climbing torque without needed a C/W crank who this would benefit.
brad |
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50ate Samba Member
Joined: September 22, 2007 Posts: 1171 Location: Rainier/Olympia Washington
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Posted: Thu Apr 12, 2012 11:37 am Post subject: |
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ah i see.. Im new to this motor thing and am gonna be building a 74x85.5 stroker for my bus..would this be a good crank choice? |
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spencerfvee Samba Member
Joined: August 19, 2004 Posts: 3071
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Posted: Thu Apr 12, 2012 12:29 pm Post subject: Re: Any interest in a stock German VW crank w/chevy rod jour |
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hi roy. we ran into that at a shop i worked at . now adays. every one is selling those cheap cast cranks . and flooding the market with them . we did not grind cranks at our shop . so we took them to a shop that did grind cranks . they wanted $125.00 to grind one crank. we said for get it . not worth it .so we sold good used vw crank when we had them or we sold a cheap new cast crank . and roy for us to ship the cranks to DPR . the shipping cost would be out of this world. so we scraped 365 vw cranks . and moved on. you might check into buying a crank welder . and weld them . but i dont think that would be worth it . just scrap them roy it would be cheaper in the long run lol lol spencerfvee
[email protected] wrote: |
Hello Samba-land.....
I've recently been going through the 100's of cranks I have and got an idea. I have at least 100, if not more, German stock crank cores that are either stock or can be ground to .010 on the main journals. The problem with these cranks is that there's one rod journal on each one that is worn past .040. My idea(and it's probably not an original one) is to grind these cranks to have stock chevy rod journals. So the questions is, would anyone want to buy these? Right now I am selling stock reground German cranks for $119. Since it's going to take much longer to grind the rod journals down to Chevy, I'm thinking the price should be about $169.
Thoughts? |
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DarthWeber Samba Member
Joined: November 24, 2007 Posts: 7543 Location: Whittier,CA
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Posted: Thu Apr 12, 2012 1:38 pm Post subject: |
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Gotta disagree with you Spence, in this day and age I wouldn't trash any original VW part if there is a chance it can be worked and saved. I'm with Mark Tucker on this (I can't believe I said that) but if it's just not economical to keep those cranks then at least contact Jose @ DPR and see if some sort of deal could be reached.
In my opinion, if it came down to a welded, ground, counterweighted, 74mm stroker crank from DPR vs. a forged piece from China, Jose would win hands down - JMHO.
Cast VW cranks......why take a step backwards. _________________
Mitey62 wrote: |
Swapped the Compufire for a Bosch blue and some points I had sitting around, started 1st crank. Took her out for a drive, pulls harder, more RPM, and runs smoother. I think I'll be sticking with points from now on. |
RockCrusher wrote: |
JB weld the case halves....that'll keep the fretting to a minimum. |
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spencerfvee Samba Member
Joined: August 19, 2004 Posts: 3071
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Posted: Thu Apr 12, 2012 2:21 pm Post subject: |
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oh my god you agree with mark lol and darth the sad thing was most of the cranks only needed to be ground 10 under . if we had the cranks ground at $125.00 we would have asked $190 to $200.00 for the reground cranks . buggy guys wont pay that much for a stock crank lol. not when they can buy a EMPI 69mm counter weighted forged crank for $250.00 . or a cast crank for $150.00...that was over two years ago that they scraped the cranks . i am not with them any more . and look what guys are saying to roy that $169.00 is to much to pay for a re ground crank .. guys just wont pay it darth and darth shipping cost are real hight now adays . . now every one friday the 13 is comming be carefull lol lol spencerfvee
DarthWeber wrote: |
Gotta disagree with you Spence, in this day and age I wouldn't trash any original VW part if there is a chance it can be worked and saved. I'm with Mark Tucker on this (I can't believe I said that) but if it's just not economical to keep those cranks then at least contact Jose @ DPR and see if some sort of deal could be reached.
In my opinion, if it came down to a welded, ground, counterweighted, 74mm stroker crank from DPR vs. a forged piece from China, Jose would win hands down - JMHO.
Cast VW cranks......why take a step backwards. |
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vdubnut58 Samba Member
Joined: November 18, 2005 Posts: 663 Location: Cali
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Posted: Thu Apr 12, 2012 2:32 pm Post subject: |
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Just call GEX. I bet they would buy them. |
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earthquake Samba Member
Joined: January 10, 2008 Posts: 3984 Location: SANDY VALLEY, NEVADA
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Posted: Thu Apr 12, 2012 2:49 pm Post subject: |
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DPR has these on his web page, they are listed as a 73mm stroke...
http://www.dprmachine.com/Html%20Files/cranks_type_1a.htm
Maybe he will buy them from you by the pound.
Casey _________________ 74 CLASS 11 LOOK-A-LIKE
69 DUNE BUGGY
79 INTERNATIONAL SCOUT II
05 SCION XB SERIES RELEASE 2[#437]
95 Chevy C3500 dually
98 Ford E150
Link to Kelly J. Nolte 3/20/53 - 11/6/08
https://time-zonelabs.blogspot.com/p/about-kelly.html
DEATH TO CHINGERS!
[From a military recruitment poster in the novel "The Stainless Steel Rat" By Harry Harrison] |
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[email protected] Samba Member
Joined: August 15, 2002 Posts: 4394 Location: Brew City
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Posted: Thu Apr 12, 2012 3:11 pm Post subject: Re: Any interest in a stock German VW crank w/chevy rod jour |
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spencerfvee wrote: |
hi roy. we ran into that at a shop i worked at . now adays. every one is selling those cheap cast cranks . and flooding the market with them . we did not grind cranks at our shop . so we took them to a shop that did grind cranks . they wanted $125.00 to grind one crank. we said for get it . not worth it .so we sold good used vw crank when we had them or we sold a cheap new cast crank . and roy for us to ship the cranks to DPR . the shipping cost would be out of this world. so we scraped 365 vw cranks . and moved on. you might check into buying a crank welder . and weld them . but i dont think that would be worth it . just scrap them roy it would be cheaper in the long run lol lol spencerfvee
[email protected] wrote: |
Hello Samba-land.....
I've recently been going through the 100's of cranks I have and got an idea. I have at least 100, if not more, German stock crank cores that are either stock or can be ground to .010 on the main journals. The problem with these cranks is that there's one rod journal on each one that is worn past .040. My idea(and it's probably not an original one) is to grind these cranks to have stock chevy rod journals. So the questions is, would anyone want to buy these? Right now I am selling stock reground German cranks for $119. Since it's going to take much longer to grind the rod journals down to Chevy, I'm thinking the price should be about $169.
Thoughts? |
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That literally makes me want to cry.....almost as much as when our building got broken into about 15 years ago and they stole all the cranks, rods, cams, crank gears, timing gears, dist drive pinions, rocker shafts and lifters.....which were sold for scrap. We know because we went to every scrap yard in Milwaukee until someone finally admitted to taking all the stuff in. |
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vwracerdave Samba Member
Joined: November 11, 2004 Posts: 15302 Location: Deep in the 405
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Posted: Thu Apr 12, 2012 3:20 pm Post subject: |
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VW people are cheap. If you can get the price down to $139 outright for a stock offset ground 71-72mm crank with Chevy rods you'll sell a bunch. For $200 I'm buying a new Chinese crank. No matter what the haters say the new Chinese cranks are plenty good enough for a 180 HP engine. _________________ 2017 Street Comp Champion - Thunder Valley Raceway Park - Noble, OK
2010 Sportsman ET Champion - Mid-America Dragway - Arkansas City, KS
1997 Sportsman ET Champion - Thunder Valley Raceway Park - Noble ,OK
Featured in Dec. 2001 HOT VW's Magazine page 63
Watch my racing video's http://www.youtube.com/user/okvwracer/videos |
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modok Samba Member
Joined: October 30, 2009 Posts: 26778 Location: Colorado Springs
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Posted: Thu Apr 12, 2012 6:47 pm Post subject: |
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If they are straightened and magnafluxed and ground to give correct clearance and fit to a flywheel and balanced then it is an ok idea
That should cost about 250$ to do, market is small
Roy works for peanuts, I like peanuts too, spanish peanuts the best
Dave, WTF you ON man, sayin china cranks are good stuff? you know better |
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miniman82 Samba Swamp Donkey
Joined: March 22, 2005 Posts: 9515 Location: Southern Maryland
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Posted: Thu Apr 12, 2012 7:23 pm Post subject: |
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He said for $200.
To shill for Berg on this issue he'd need $600... _________________ Build thread: http://www.thesamba.com/vw/forum/viewtopic.php?t=212747
Glenn wrote: |
satterley_sr wrote: |
I just wanted to bitch but I'm getting no sympathy. |
Welcome to the Samba. |
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earthquake Samba Member
Joined: January 10, 2008 Posts: 3984 Location: SANDY VALLEY, NEVADA
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Posted: Fri Apr 13, 2012 12:20 am Post subject: |
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OK
Who's going to offer a cheap set of "I" beam Chevy rods? I thought about using one of the DPR cranks for a single port build I was thinking about, but could not find a set of rods.
Casey _________________ 74 CLASS 11 LOOK-A-LIKE
69 DUNE BUGGY
79 INTERNATIONAL SCOUT II
05 SCION XB SERIES RELEASE 2[#437]
95 Chevy C3500 dually
98 Ford E150
Link to Kelly J. Nolte 3/20/53 - 11/6/08
https://time-zonelabs.blogspot.com/p/about-kelly.html
DEATH TO CHINGERS!
[From a military recruitment poster in the novel "The Stainless Steel Rat" By Harry Harrison] |
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mark tucker Samba Member
Joined: April 08, 2009 Posts: 23937 Location: SHALIMAR ,FLORIDA
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Posted: Fri Apr 13, 2012 7:24 am Post subject: |
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cb has the cheep I beam as does aa&others.I think the last set of 5.5 cb were about $90. but I do like the aa rods with capscrews.(and the cb ground off the beam)
what do you mean cast dont work???hmm over 65000miles, hard zinger miles on my cast 78.8mm in my 2028.& fixen to build a budget, very low budget 82mm cast scrap motor that will probably out last me.it,s a good way to get all the still usable parts in 1 spot&make room for more new stuff!!( it will probably get a new cam&lifters,got them sitten on the shelf taken up space,cb&engle) |
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