Engine and Turbo

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Sticky: Audi s2 cam chain by mac2226 Started by mac2226, 4th January 2019, 16:03	5 responses 201 views 0 likes	Last Post by newsh 25th January 2019, 20:27
Sticky: Oil recommendations and questions here - The Definitive S2 Oil thread by oilman Started by oilman, 12th October 2006, 17:23	543 responses 19,854 views 0 likes	Last Post by estas 11th August 2018, 16:33
Sticky: Motronic Tuners List by andy10v Started by andy10v, 7th February 2012, 22:25	50 responses 3,385 views 0 likes	Last Post by prj 13th April 2018, 01:46
Sticky: The Definitive S2 Spark Plug Thread by Fat Audi 80 Started by Fat Audi 80, 25th November 2008, 14:42	91 responses 5,070 views 0 likes	Last Post by Greg_S 23rd October 2017, 21:13
Sticky: Stock, stroker or ghetto capacity increase? ( supra 7m gte pistons bmw rods ) by Rusty Started by Rusty, 25th October 2011, 09:42	144 responses 6,899 views 0 likes	Last Post by Tom_ 8th August 2017, 07:06
Sticky: Oil pressure sensor - NLA and what to do by S2central.net Started by S2central.net, 10th September 2014, 15:16	4 responses 382 views 0 likes	Last Post by customizer 8th August 2017, 03:02
Sticky: S2 Coolant System Bleeding - how to by Rusty Started by Rusty, 28th August 2010, 16:50	5 responses 960 views 0 likes	Last Post by Jonas_R 15th June 2017, 11:47
Sticky: Coil Pack Wiring Harness - OE by Rusty Started by Rusty, 17th November 2011, 19:16	45 responses 1,851 views 0 likes	Last Post by Michael S2 2nd June 2017, 23:13
Sticky: 'How-To': 13-Row Oil cooler 4 sub £70 by re2500 Started by re2500, 15th October 2012, 15:53	75 responses 3,611 views 0 likes	Last Post by Tom_ 4th May 2017, 16:40
Sticky: Cam combo what's best? by Jamo Started by Jamo, 18th February 2009, 17:08	117 responses 6,873 views 0 likes	Last Post by nilo 27th April 2017, 02:33
Sticky: S2 3B and ABY and RS2 ADU Boost Leak Testing (Draft) by UrS4boy Started by UrS4boy, 27th February 2013, 03:38	13 responses 2,419 views 0 likes	Last Post by Fat Audi 80 4th April 2017, 13:18
Sticky: possible cure for the 3B 'spark hop' issue? by a4kquattro Started by a4kquattro, 8th May 2008, 20:13	80 responses 2,910 views 0 likes	Last Post by karel5000 8th March 2017, 12:03
Sticky: PIN SWAP i did it, RS4 B7 Coils inside¡ by Rocco Started by Rocco, 20th April 2011, 22:05	137 responses 5,826 views 0 likes	Last Post by Error404 19th January 2017, 14:34
Sticky: bosch "others" greens injectors by Rocco Started by Rocco, 9th December 2008, 23:40	39 responses 2,327 views 0 likes	Last Post by Neacail 2nd November 2016, 01:59
Sticky: When changing cambelt, may I suggest you also fit new crank pulley by Martynf Started by Martynf, 30th August 2004, 21:22	71 responses 5,694 views 0 likes	Last Post by quattro-nick 19th August 2016, 16:14
Sticky: Best place to buy F5DPOR's by s2driveruk Started by s2driveruk, 16th February 2012, 09:28	104 responses 4,519 views 0 likes	Last Post by geneandbolly 18th August 2016, 12:05
Sticky: After Run Cooling System Fixed by iain1067 Started by iain1067, 4th May 2006, 19:31	52 responses 3,329 views 0 likes	Last Post by UrS4boy 12th May 2016, 04:06
Sticky: ABY Electrical Schematics for touch screens by sjw185 Started by sjw185, 4th November 2015, 03:55	15 responses 430 views 0 likes	Last Post by Greg_S 15th December 2015, 22:37
Sticky: ABY Crank locking tool - Part No? by twoqu Started by twoqu, 4th September 2004, 16:31	37 responses 1,678 views 0 likes	Last Post by S2central.net 10th November 2015, 23:42
Sticky: EV14 Fuel adaptor differences by A80Avant Started by A80Avant, 28th July 2011, 11:35	85 responses 1,734 views 0 likes	Last Post by Audiboys4 8th October 2015, 14:29
Sticky: Garrett turbos on a stroker by PKM by Bram Started by Bram, 8th December 2009, 16:25	26 responses 2,381 views 0 likes	Last Post by A80Avant 21st September 2015, 18:46
Sticky: PCV deletion / Catchtank installation by avants2turbo Started by avants2turbo, 16th February 2010, 12:14	33 responses 2,943 views 0 likes	Last Post by krzysztofkabaj 9th May 2015, 19:19
Sticky: 20v Camshaft ( cam ) durations inlet and exhaust by breitling Started by breitling, 18th June 2007, 10:36	26 responses 3,681 views 0 likes	Last Post by Wizard-of-OD 22nd February 2015, 02:40
Sticky: OEM Coils - How to Bench Test ? by macspring Started by macspring, 12th February 2015, 01:13	2 responses 190 views 0 likes	Last Post by macspring 12th February 2015, 08:52
Sticky: K&N drop in filter vs. stock. Power curves inside by EspenW Started by EspenW, 12th November 2014, 16:47	12 responses 457 views 0 likes	Last Post by andykingfishers2 13th November 2014, 23:46
Sticky: 7A Exhaust Cam by desmo888 Started by desmo888, 24th December 2003, 13:54	167 responses 15,324 views 0 likes	Last Post by vbares 1st November 2014, 09:08
Sticky: ABY Timing Belt Renewal by S2central.net Started by S2central.net, 20th December 2007, 16:23	85 responses 5,894 views 0 likes	Last Post by John. 28th October 2014, 21:51
Sticky: The Dummy's Guide to Direct Ignition & Coil-Packs etc by S2central.net Started by S2central.net, 21st October 2014, 17:53	25 responses 1,465 views 0 likes	Last Post by S2central.net 27th October 2014, 13:02
Sticky: leaking EV14 O-ring by Avantus Started by Avantus, 7th January 2013, 19:14	18 responses 573 views 0 likes	Last Post by newsh 10th August 2014, 11:59
Sticky: Quick 'how to' replace fuel lines by S-Express Started by S-Express, 29th September 2007, 19:48	180 responses 10,283 views 0 likes	Last Post by macspring 18th July 2014, 16:34
Sticky: Virtual Dyno Room by Billman Started by Billman, 4th April 2011, 10:14	134 responses 2,488 views 0 likes	Last Post by EspenW 17th June 2014, 10:58
Sticky: Cylinder Head Removal by Doug_RS2 Started by Doug_RS2, 16th December 2003, 20:39	125 responses 9,413 views 0 likes	Last Post by Giacomo 2nd June 2014, 21:52
Sticky: Crankcase Ventilation Flow Diagram by Fat Audi 80 Started by Fat Audi 80, 21st March 2011, 21:27	65 responses 3,058 views 0 likes	Last Post by sidrick 20th May 2014, 19:47
Sticky: 3B Vacuum Tree Diagram, Arrangement of Vacuum Lines by montez Started by montez, 22nd December 2010, 16:24	25 responses 1,076 views 0 likes	Last Post by Boxerfan 11th April 2014, 13:44
Sticky: Removing WGFV for good? Mechanical vs N75 boosting by CHEN Started by CHEN, 30th August 2007, 13:36	60 responses 4,380 views 0 likes	Last Post by GazzaG60 18th March 2014, 00:01
Sticky: Definitive Cam Belt Parts List - UPDATED WITH P/N's by S2 Ant Started by S2 Ant, 31st January 2006, 16:43	59 responses 3,677 views 0 likes	Last Post by darkhorse1210 22nd February 2014, 22:46
Sticky: #1 Definitive - Engine Does Not Start by S2central.net Started by S2central.net, 31st January 2011, 22:21	12 responses 1,426 views 0 likes	Last Post by Silky smooth 14th May 2013, 18:10
Sticky: Main Bearings. by twoqu Started by twoqu, 10th August 2004, 12:35	57 responses 4,814 views 0 likes	Last Post by Pirvu Eugen 11th March 2013, 15:08
Sticky: Cam Belt too big??? by quicktrick Started by quicktrick, 18th August 2011, 15:10	45 responses 2,853 views 0 likes	Last Post by terrybullwon 8th February 2013, 11:53
Sticky: Alternatives to OE Hall Senders/Cam Sensors by UrS4boy Started by UrS4boy, 6th July 2006, 20:32	78 responses 4,195 views 0 likes	Last Post by s2_wot 9th December 2012, 21:03
Sticky: Turbo after run pump switch by s2avant Started by s2avant, 27th June 2004, 16:17	34 responses 3,519 views 0 likes	Last Post by Trankelstein 14th September 2012, 06:33
Sticky: Fueling FAQ by Thuppu Started by Thuppu, 5th June 2012, 21:22	1 response 350 views 0 likes	Last Post by AndyP 5th June 2012, 22:45
Sticky: Cam timing confirmation by 20Vcqdriver Started by 20Vcqdriver, 7th January 2012, 22:03	5 responses 609 views 0 likes	Last Post by UrS4boy 8th January 2012, 00:13
Sticky: Engine oil seals by AndyP Started by AndyP, 19th November 2011, 16:54	9 responses 361 views 0 likes	Last Post by europeanme 20th November 2011, 20:27
Sticky: Fan Override Switch - How to by Rusty Started by Rusty, 18th April 2007, 23:10	8 responses 1,013 views 0 likes	Last Post by BLAMM0 1st October 2011, 00:30
Sticky: S2/RS2 Fuel Pump Testing by S2central.net Started by S2central.net, 12th May 2010, 21:51	15 responses 857 views 0 likes	Last Post by UrS4boy 3rd September 2011, 17:36
Sticky: Fuel Pressure Measurement - Sticky by S2central.net Started by S2central.net, 16th July 2011, 14:17	10 responses 613 views 0 likes	Last Post by blackS2 2nd August 2011, 11:30
Sticky: Motronic Sensor Signals by S2central.net Started by S2central.net, 19th July 2008, 22:14	17 responses 1,589 views 0 likes	Last Post by S2central.net 12th July 2011, 15:54
Sticky: How to remove ecu from under dash? by newsh Started by newsh, 4th March 2010, 23:28	16 responses 1,171 views 0 likes	Last Post by S2central.net 14th June 2011, 23:00
Sticky: Boost Control Essentials by S2central.net Started by S2central.net, 25th November 2008, 23:49	42 responses 3,078 views 0 likes	Last Post by Tonks4x4 7th April 2011, 23:00
Sticky: Vacuum Trees & PCV/EVAP by S2central.net Started by S2central.net, 17th October 2005, 22:37	19 responses 1,723 views 0 likes	Last Post by A80Avant 15th March 2011, 20:08
Sticky: RS2 Turbo - Naked! by twoqu Started by twoqu, 29th July 2006, 21:33	108 responses 13,932 views 0 likes	Last Post by chapel 26th December 2010, 02:11
Sticky: AAN & ABY specific differences by Error404 Started by Error404, 1st September 2008, 21:08	34 responses 2,178 views 0 likes	Last Post by HMS-S6 7th April 2010, 21:23
Sticky: Cams 7A inlet and exhaust RR results by stevieyid Started by stevieyid, 31st July 2005, 23:39	38 responses 4,485 views 0 likes	Last Post by Ola 18th January 2010, 19:03
Sticky: High flow panel filter for RS2 Airbox? by newsh Started by newsh, 7th October 2006, 20:09	38 responses 1,603 views 0 likes	Last Post by Rusty 9th December 2009, 10:35
Sticky: Large IC install/pluming by s2_bo Started by s2_bo, 3rd February 2007, 18:36	259 responses 17,823 views 0 likes	Last Post by Billman 14th November 2009, 03:21
Sticky: Paul's ABY Home Fries by Alistair E Started by Alistair E, 19th August 2003, 16:37	216 responses 26,849 views 0 likes	Last Post by max_s2 23rd September 2009, 08:14
Sticky: Definition of "lag" and "spool up" by repo Started by repo, 28th August 2009, 10:14	32 responses 1,009 views 0 likes	Last Post by Jamo 1st September 2009, 12:05
Sticky: Engine speed sensor advise please by iib3327 Started by iib3327, 26th February 2009, 19:00	28 responses 926 views 0 likes	Last Post by S2central.net 11th March 2009, 10:31
Sticky: waterpump diffrence ABY and ADU ? by inc13 Started by inc13, 25th May 2004, 14:25	40 responses 1,949 views 0 likes	Last Post by Smith_S2 21st December 2008, 22:45
Sticky: Mastercylinder help in removal + fitting pls by s2bug Started by s2bug, 13th September 2008, 20:48	11 responses 447 views 0 likes	Last Post by Graham 2nd October 2008, 01:20
Sticky: Quick, Easy & Handy Engine modification by S2central.net Started by S2central.net, 30th January 2008, 14:34	13 responses 1,587 views 0 likes	Last Post by Acidburn 29th August 2008, 16:04
Sticky: ABY Engine Component Finding Information - Help Required by Animal Mother Started by Animal Mother, 20th July 2007, 16:12	19 responses 879 views 0 likes	Last Post by Fat Audi 80 23rd April 2008, 12:17
Sticky: Engine balancing in UK by Ross Started by Ross, 19th March 2006, 01:21	16 responses 1,249 views 0 likes	Last Post by aspro 18th March 2008, 17:34
Sticky: 16 important OIL questions and answers by oilman Started by oilman, 23rd January 2008, 11:57	2 responses 656 views 0 likes	Last Post by oilman 23rd January 2008, 13:17
Sticky: S2 & RS2 Head Gasket Parts & Pricing by S2central.net Started by S2central.net, 29th November 2007, 02:09	1 response 763 views 0 likes	Last Post by S2central.net 29th November 2007, 02:11
Sticky: How to read a turbo compressor map by Jamo Started by Jamo, 8th August 2007, 20:13	3 responses 869 views 0 likes	Last Post by Flat on my back 9th August 2007, 15:16
Sticky: Con-rods stresses: inertial+combustion forces by Pisobiker Started by Pisobiker, 16th August 2003, 17:23	17 responses 1,570 views 0 likes	Last Post by Pisobiker 28th August 2003, 22:08
What Is The Best Adjustable FPR available? by K Simmonds Started by K Simmonds, 15th December 2018, 15:41	7 responses 270 views 0 likes	Last Post by K Simmonds 19th February 2019, 22:58
AAN takes ages to start and bogs down by Jolfa Started by Jolfa, 17th February 2019, 13:16	3 responses 78 views 0 likes	Last Post by rynaqui 19th February 2019, 08:21
Tuner referral by bicoastal Started by bicoastal, 10th February 2019, 19:03	8 responses 243 views 0 likes	Last Post by orignalS60 18th February 2019, 20:10
starting problems S2 3b by nielsl Started by nielsl, 31st January 2019, 21:19	2 responses 112 views 0 likes	Last Post by nielsl 14th February 2019, 21:01
What’s this noise ?? by newsh Started by newsh, 13th January 2019, 19:01	23 responses 422 views 0 likes	Last Post by Vorsprung durch Technik 10th February 2019, 14:50
Discussion - Turbo oil return system + vent pcv to free air = oil build up by Jonas_R Started by Jonas_R, 22nd September 2018, 09:17	1 response 190 views 0 likes	Last Post by _ShurikeN 7th February 2019, 12:11
Stroker build by diesel des Started by diesel des, 30th August 2014, 21:44	185 responses 8,757 views 0 likes	Last Post by Airwolf 6th February 2019, 18:04
Why you always change the timing belt on a used engine by add Started by add, 3rd February 2019, 18:54	6 responses 254 views 0 likes	Last Post by add 4th February 2019, 00:39
Can anyone in the UK tune Bosch Motronic? by twenty valve Started by twenty valve, 25th January 2019, 15:01	7 responses 225 views 0 likes	Last Post by Rikki Kitto 26th January 2019, 16:23
1991 S2 Coupe 3b ( Coolant Gauge Dead) by audimaniac Started by audimaniac, 16th February 2014, 12:41	8 responses 221 views 0 likes	Last Post by M2ki 26th January 2019, 00:41

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