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Can you reveal any more yet Mike? I couldn't get anything out of Ben! But what I can gather is this is going to be something really special that I will want to copy, especially seeing as my mate has a new(refurbed?) Jag XKR supercharger lying around doing nothing...
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2009 Audi RS 6 Saloon V10 - 420mm Ceramics, Keyless, Soft Close, Adaptive Cruise, Glass Sunroof, Blinds, Twin Pane & UV, Freeview & DAB, High Beam Assist, MTM bits, Audi Exclusive Bits, MRC, Milltek, GYEF1 ASY2's, Bluetooth streaming music to AMI mod - 753 PS/1021 NM 2016 Audi S3 Saloon, Sepang, S-Tronic - B&O, Tech Pack etc... Company Car 1995 Audi A8 4.2 V8 quattro Sport - Bose, Solar, Blinds |
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Not too much yet Amar as I have sworn Ben to secrecy!
![]() However, all is not roses at the moment as the S8 engine we are using dropped a piston ring which has put us back and requires a full strip down of the engine and a full replacement set of piston rings which Audi don't sell! ![]() Having to have them specially made........... I will post a bit more on here when I have something to post, but here is a teaser............. Before: After: ![]()
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Conan (the Librarian) Watch it if you dare Currently, 2000 S8, Merlin Purple, Leather Pack 1, Winter Pack 1, SPAX adjustable suspension, AP Racing 6 pot front caliper, 385mm fully floating disks, EBC Yellow Stuff Pads, Black Diamond grooved rear disks and predetor pads, D2 Doctors Brake Block. 1997 4.2 A8SQ - the Projekt. 12 years and ongoing! 1997 4.2 A8SQ - Ming Blue. Restoration sat waiting; saved from the Scrapyard 2003 C5 Allroad 4.2Q - Cobolt Blue. Towing car. Laid up awaiting manual conversion. 2005 C5 Allroad 2.5TDi FE - Grey - Workhorse. 2015 Q3QS SLine - Daytona Grey. Lots of extras! Long Haired Admirals cutter. Previously 2003 C5 A6 1.9TDI FWD - Loaner from D2 Doctor Lifex 1997 S8 - Ming Blue. Loaned out and written off. I loved that car. My first engine swap after cambelt failure. 1996 4.2 A8SQ - Ming Blue. 178k on a cambelt! Trader's 8. Delivered to A8Parts at Lifex. 2003 2.8 A8SQ - powder blueish. Fill in for a while. Sold on. 1998 1.8T A4 Avant FWD. Ming Blue (there's a theme here), PEX for the 97 S8. And a list of non VAG going back 40 years before I saw the light. ![]() |
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hi mike, it sounds like your going through what i was planning for my engine,
i spent months researching, so here is some info for you and ben. first alu bore info here, http://www.aera.org/ep/downloads/ep4/EP10-2008_18.pdf http://www.aera.org/ep/downloads/ep2...2008_20-26.pdf then all german engine rebuilders qualified for audi's alusil blocks, they also supply piston rings. http://www.amz.de/fileadmin/epaper/a...sl/pdf/126.pdf http://www.amz.de/fileadmin/epaper/a...sl/pdf/128.pdf you can call this one for rings i think, http://www.kindt-motoren.de/ i found the only piston and ring manufacturer for alusil is wossner here, as mahle takes forever to supply rings. http://www.woessner-kolben.de/?q=de/kontakt and in the uk, http://www.performanceenginecomponents.com/Default.asp in the states these guys sell abz/abh internals,including rings. http://www.034motorsport.com/index.p...t5jgo6ruarpra2 and saw these on german ebay.de http://cgi.ebay.de/Kolbenringe-Satz-...item5886d5501b it's funny aqh 4.2 v8 40valve rings still availible here,from goetze, part no 08-139600-00 http://www.fmecat.eu/ nice vid of alusil honing technique for just re-ringing, http://www.youtube.com/watch?v=-ek5qv8Nmg0 got more if you like. by the way, nice porting and polishing on your heads. john
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Last edited by r8dream; 28th March 2010 at 07:01 PM. |
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Thanks John some interesting stuff there.
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Conan (the Librarian) Watch it if you dare Currently, 2000 S8, Merlin Purple, Leather Pack 1, Winter Pack 1, SPAX adjustable suspension, AP Racing 6 pot front caliper, 385mm fully floating disks, EBC Yellow Stuff Pads, Black Diamond grooved rear disks and predetor pads, D2 Doctors Brake Block. 1997 4.2 A8SQ - the Projekt. 12 years and ongoing! 1997 4.2 A8SQ - Ming Blue. Restoration sat waiting; saved from the Scrapyard 2003 C5 Allroad 4.2Q - Cobolt Blue. Towing car. Laid up awaiting manual conversion. 2005 C5 Allroad 2.5TDi FE - Grey - Workhorse. 2015 Q3QS SLine - Daytona Grey. Lots of extras! Long Haired Admirals cutter. Previously 2003 C5 A6 1.9TDI FWD - Loaner from D2 Doctor Lifex 1997 S8 - Ming Blue. Loaned out and written off. I loved that car. My first engine swap after cambelt failure. 1996 4.2 A8SQ - Ming Blue. 178k on a cambelt! Trader's 8. Delivered to A8Parts at Lifex. 2003 2.8 A8SQ - powder blueish. Fill in for a while. Sold on. 1998 1.8T A4 Avant FWD. Ming Blue (there's a theme here), PEX for the 97 S8. And a list of non VAG going back 40 years before I saw the light. ![]() |
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Hmmm gonna be keeping my eye on this eaton stuff...
![]() Have been doing a bit of digging on the subject myself.... |
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just ran across this abh engine build pics, totalseal rings from the us. quattroworld poster
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what pics? Where?
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Conan (the Librarian) Watch it if you dare Currently, 2000 S8, Merlin Purple, Leather Pack 1, Winter Pack 1, SPAX adjustable suspension, AP Racing 6 pot front caliper, 385mm fully floating disks, EBC Yellow Stuff Pads, Black Diamond grooved rear disks and predetor pads, D2 Doctors Brake Block. 1997 4.2 A8SQ - the Projekt. 12 years and ongoing! 1997 4.2 A8SQ - Ming Blue. Restoration sat waiting; saved from the Scrapyard 2003 C5 Allroad 4.2Q - Cobolt Blue. Towing car. Laid up awaiting manual conversion. 2005 C5 Allroad 2.5TDi FE - Grey - Workhorse. 2015 Q3QS SLine - Daytona Grey. Lots of extras! Long Haired Admirals cutter. Previously 2003 C5 A6 1.9TDI FWD - Loaner from D2 Doctor Lifex 1997 S8 - Ming Blue. Loaned out and written off. I loved that car. My first engine swap after cambelt failure. 1996 4.2 A8SQ - Ming Blue. 178k on a cambelt! Trader's 8. Delivered to A8Parts at Lifex. 2003 2.8 A8SQ - powder blueish. Fill in for a while. Sold on. 1998 1.8T A4 Avant FWD. Ming Blue (there's a theme here), PEX for the 97 S8. And a list of non VAG going back 40 years before I saw the light. ![]() |
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sorry i forgot the link, duh, long day a work.
http://s188.photobucket.com/albums/z19/Pashamad/ENGINE/ Last edited by r8dream; 28th April 2010 at 08:29 PM. |
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So where are we? After a lots of tears which involved a suspect cracked block or head(s), a trip to an engineering company that pressure tested the block and heads and found no problems. Ben discovered that several of the bores where not cylindrical. Back to the engineers who re-lined the bores with Alusil and re-honed them and and then back for new rings (custom made!)
![]() Car's back from the body shop, a small teaser picture...... ![]() Then we find there was a design change in 97 that has effected the Torque Converter we were going to use, so all stop until a new TC is sourced. More to follow........................ My thanks continue to go to Ben at AVP for his patience and help.
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Conan (the Librarian) Watch it if you dare Currently, 2000 S8, Merlin Purple, Leather Pack 1, Winter Pack 1, SPAX adjustable suspension, AP Racing 6 pot front caliper, 385mm fully floating disks, EBC Yellow Stuff Pads, Black Diamond grooved rear disks and predetor pads, D2 Doctors Brake Block. 1997 4.2 A8SQ - the Projekt. 12 years and ongoing! 1997 4.2 A8SQ - Ming Blue. Restoration sat waiting; saved from the Scrapyard 2003 C5 Allroad 4.2Q - Cobolt Blue. Towing car. Laid up awaiting manual conversion. 2005 C5 Allroad 2.5TDi FE - Grey - Workhorse. 2015 Q3QS SLine - Daytona Grey. Lots of extras! Long Haired Admirals cutter. Previously 2003 C5 A6 1.9TDI FWD - Loaner from D2 Doctor Lifex 1997 S8 - Ming Blue. Loaned out and written off. I loved that car. My first engine swap after cambelt failure. 1996 4.2 A8SQ - Ming Blue. 178k on a cambelt! Trader's 8. Delivered to A8Parts at Lifex. 2003 2.8 A8SQ - powder blueish. Fill in for a while. Sold on. 1998 1.8T A4 Avant FWD. Ming Blue (there's a theme here), PEX for the 97 S8. And a list of non VAG going back 40 years before I saw the light. ![]() |
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very interesting mike, i guess 295's in the back then?
are we going to see it finished in time for scarborough? mines going to be limping up north to the meet as i decided to wait till sept. to pull it apart. john |
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