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Car lags BAD

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JBDdsmer610

15+ Year Contributor
508
8
Mar 4, 2006
easton, Pennsylvania
Ok my buddy just bought a 91 tsi fwd i test drove it for him the car is so much more responsive than my 91 gsx. The Tsi is bone stock it has no lag what so ever. I was just so baffled at the fact that the tsi had no lag compared to mine the rpms in the tsi jump right up when it spools. Now my 91 gsx has custo 3in all the way back 2g o2 housing and evo3 gt manifold, and stage 1 clutch and short shifter and MBC. My rpms dont jump like the tsi it takes about 10 to 15 sec just to get to 6000rpms. My knock sensor is totally cut and i have stock 14b i just cant figure out why the car is lagging so bad compresion is all good well decent and i have no boost leaks.:beatentodeath:
 
i see you have a 3' exhaust and a stock 14 b turbo its too much flow. When you do mods your also supposed to do research to make sure all the parts are goin to work together because you can have the best parts from 6 different kits there the most expensive but there all gonna fight each other because there not meant to work with each other. And im sure if you did upgrades to your car you would first do the maintance like full tune up from plugs to air filter and wires pcv valve gas filter
 
tearintalon1 said:
i see you have a 3' exhaust and a stock 14 b turbo its too much flow. When you do mods your also supposed to do research to make sure all the parts are goin to work together because you can have the best parts from 6 different kits there the most expensive but there all gonna fight each other because there not meant to work with each other. And im sure if you did upgrades to your car you would first do the maintance like full tune up from plugs to air filter and wires pcv valve gas filter


I agree with your statement on make damn sure all your maintenance is complete before you upgrade.........but I disagree with your first statement. I have a turbo back 3'' on a 14b, Joe P MBC set to 12psi and my car runs strong for 12 psi. Strong as in smoking a LT1 Z28 with gears, shift kit and Hypertech programmed ecu from a roll. 1GB:talon: FTW!
 
As for half of my mods i bought the car off some moron who new nothing about the car i have done a full tune up and i did the tune up as soon as i got the car and i just did another one I think the only issues left here are my timing and possibly some boost leaks
 
Check your base timing it should be at 5 degrees btc. Check for boost leaks and please use soppy water when your doing this. You will NOT find all the leaks without it.

Report back and let us know what you find.

Good luck man:thumb:
 
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