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  1. S

    Gimme your high hp recipe for an ALH

    Start iq not "optimized", just leave as it is, im too lazy to touch those parameters whenever theres no problems. Ive ran 25 or even 26degree of soi, at around 6000rpm, but with h-beam rods and lowered CR ofc. At 5k rpm the emp reach imp. At 6k rpm the emp is around 0.5bar higher. Remember...
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    Gimme your high hp recipe for an ALH

    Cannt compare the two. Other has huge camshaft which doesnt do anything before it hits 3500-4000rpm. (but then ofc pulls all the way past the tacho) I have tested 4.2bars of boost at 3000rpm with 2.8bar exhaust pressure, and the car wasnt moving much. Also the 2056+ he500 has interstage...
  3. S

    Gimme your high hp recipe for an ALH

    Exactly. Horsepower output is what accerelates the car. And dont get me wrong, what i mean here is: 3rd gear 5000rpm 300nm is making the car accerelate forward at same rate as 6th gear 2500rpm 600nm does. Both make 213hp at that moment. minus the powertrain losses
  4. S

    Gimme your high hp recipe for an ALH

    My high power recipe for an alh? Well i have 2x compound TDI's, and few other TDI's including one with 2260, ive had 3 different 2260 build cars, 1756vk, BV43, 4 different compound setups, and helped doing S356V build (in our garage), many other 2260vk builds, and tuned hundreds of these. BiTDI...
  5. S

    BiTDI 4motion ALH passat b5

    .320 gibonta @280bar
  6. S

    BiTDI 4motion ALH passat b5

    thing is, ive talked to quite few high hp alh guys and they all were like "yeah just stock 11mm pump and stock lines stock injector bodies and send it" mine has 10mm dv's, regular 143 camplate, 11mm plunger, stock bodies, stock injector lines, and just 6100 rpm, id want to use the 6500rpm like...
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    BiTDI 4motion ALH passat b5

    Ive narrowed the injection pump problems to 2 possible causes: -Bad luck with used pumps -Fuel filter micron rating Filter element is CAV 296, some places say its 7micron, but i do not believe anything i read anymore about those. Fuel supply setup is 100% best i could imagine right now...
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    BiTDI 4motion ALH passat b5

    Some numbers about the build so far: Ive killed 9 injection pumps. 3 this year in 4 weeks. Turbos can boost 4.1bar @ 3000rpm, with just 2.9bar exhaust pressure. Turbos can do 4.8bar with exhaust pressure still under boost pressure, lambda way over the roof. Turbos are capable of <700hp. Im...
  9. S

    BiTDI 4motion ALH passat b5

    This is the turbo setup ATM. HP Garrett GTB2056VZK Cw: 43.4mm / 56mm 6+6 Tw: 43.1mm / 47mm LP Holset HE500WG Cw: 63mm / 99mm 7blade curved billet Tw: 78mm / 84mm 12-blade
  10. compound turbo

    compound turbo

    HE500WG GTB2056VZK
  11. S

    BiTDI 4motion ALH passat b5

    Setup is long gone because it was becoming restrictive, but basicly the setup consist of n75 controlling the vacuum, and another to control the wastegate (pos pressure 1.8t n75). both VNT's were set up to work with ecu n75 signal like normally these turbos do, the rods were adjusted in relation...
  12. S

    Biggest turbo used in 1.9TDI's

    Im happy to see you still around these engines! wish you the best with the project, its been a long route for you, and definetly not the easiest.
  13. S

    turbo technical database

    None of these have any wheel dimensions listed, but since i made this list, i want to share it among you all. They are somewhat in order concidering flow/streetability/spool. This is my list for suitable 1.9TDI turbos ranging from ~180bhp all the way to ~500bhp. GTB1549VK - CHEVROLET- ALFA...
  14. S

    BITurbo 1.9pd!

    Sounds pretty darn good.
  15. S

    slow, dumb, cheap compound setup!

    Theres a switch that determites which temp input is used for boost correction.
  16. S

    Biggest turbo used in 1.9TDI's

    S200v + S300 fixed housing with big enough housing to be used without WG, and total boost/PR control on HP stage with the vanes (and ext. WG possibly), seems like very good match. I have some experience on HE500W compound TDI, and with 16cm housing it seems ideal, but you really need to make the...
  17. S

    Biggest turbo used in 1.9TDI's

    Fastest 1/4 has been documented, biggest HP has been documented, biggest mileage has been documented, best mpgs has been documented. Why am i curious at another useless fact? Dont really know, but heck, i am! Thats your interest, and i respect that, while its not going to be the fastest, its...
  18. S

    Biggest turbo used in 1.9TDI's

    Out of curiosity, not by any means using that info to measure any good turbo for 1.9tdi. Turbos are all about going for exactly right size for ones purpose. Some like street driving and good boost threshold, with the simplicity of single turbo, but sacrificing high end power and choking it out...
  19. S

    Biggest turbo used in 1.9TDI's

    What are the biggest documented turbos used in 1.9tdi, i know andy2turbo used 71/88mm?, what other big turbo tdis you all know? Im interested.
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