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Summary of change:
Audi 1993 UrS4 with AAN 20V Turbo Engine Modifications: * 2.2L I5 AAN, with 8.6:1 Compression Metal Gasket * ARP Head Studs * Stock or 7A Exhaust & Intake Cams * GT3076R 0.63 or 0.82 A/R Turbo (4" anti-surge inlet) ** (N75, or Manual Boost Controller in parallel) * RS2 or Tubular-T3 Exhaust Manifold * Tial 42mm Wastegate or Stock WasteGate (with MTM WG Spring +3 Turns) ** Q: Do you have D data (N/m) for the spring ? ** A: Nope * 60lb Siemens injectors ** delivers 630 cc/min at 4bar * Bosch 044 Fuel Pump w/Relay Mod to get +12V on a direct hardline * Adj Fuel Pressure Regulator set at 4Bar * Stock or 70mm Throttle Body * Phenolic Intake Manifold Spacer * Custom Front Mount InterCooler BBE-Coated * Forge BOV or Hyperboost BPV * APR Snub Mount * Stasis 6spd hardened 01E Tranny ** Apikol Short Shift + Bilzcat Short-Shifter * Custom Power Steering Cooler * Custom Oil Cooler * Electric Fan * Custom Cold-Air Intake * H&R Sports Springs with Adj. Koni's Shocks +540 * Stoptech 332x32 Front Brakes, Slotted Rear Brakes, SS Brake lines Goals: * 2Bar Boost on 91 Octane (Mon+Ron)/2 3000 thru 6700 rpm * Run 91 or 100 Octane * A nice stable Idle ~900rpm, even in Summer when A/C cuts in/out. Without having to resort to a ridiculously high idle all the time. VEMS Requests: # Add support for Bosch '''LSU4 Wideband O2 sensor''' (Stock O2 Sensor is unsuitable for DIY tuning, it would be too much risk) # mcp3208 analog input on the SSC6 feemale to allow selecting Fueling/Timing MAPs for 91 Oct or 100 Oct, via a dashboard switch OK, this makes it clear. Will be a standard AAN box (with 5 logiclevel ignition outputs assuming the factory power output stages are kept), like the AAN at the bottom of MembersPage/TeppoKalske '''WBO2 on SSC5 male standard''' - applies to audi AAN and 3B (also to BMW): *pin1 nernst,WBO2 pin 1 *pin2 WBO2 pin 3 (use a 5A fuse from +12V supply wire) *pin3 heater(-),WBO2 pin 4 *pin4 pump(-),WBO2 pin 5 *pin5 pump(+),WBO2 pin 6 ---- '''AAN ECU extra connector pins:''' '''SSC6 feemale''' *pin1 mcp3208 pin6,ch5 analog input *pin2 mcp3208 pin7,ch6 analog input *pin3 mcp3208 pin8,ch7 analog input *pin4 EC36 pin 34 (power out) *pin5 EC36 pin 36 (power out) *pin6 GND Analog inputs are useful for * ALS input * Launch input * shiftcut * table selection, eg for 91 Octane / 100 Octane map selection
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