WebDec 17, 2013 · You see peak power happening around 17 psi at 5400-5600. So more boost than 17 psi just fills in some power beneath the torque peak. The stock manifold pressure sensor reads up to a little over 22psi, so most people will run a max boost of 20-21 psi on the stock block. This leaves some margin in the tune for overboost protection. WebJun 4, 2014 · As a general rule, 18psi (on 93 octane) is the boost at which the compression ratio of a stock wrx engine is pushed close to its limits. After this or even at 18psi on 93 octane, the timing will have to be retarded a bunch to avoid detonation.
how much boost can 2002 wrx engine run? - NASIOC
WebDec 8, 2016 · ringer said: 0.06mPa is 8.7psi and .07mPa is 10.15psi.....11psi would read as .0758mPa on your gauge and 12psi would read 0.082. you're dealing with megapascals on the stock gauge. Correct. Why on earth SOA picked mega Pascal to measure pressure in for a stock boost gauge is WAY beyond me. :huh: Even in the maps on the ROM it's measured … Webr/WRX • I found this 2012 hatchback wrx near me. It has 150k miles and it’s one owner. The car is stock for the most part. I’m a college student looking for a fun car. I plan on keeping it stock. How are the reliability’s on wrx past 100k miles. The … high simpson index
How Much Psi Does A Stock Wrx Run - Answer Foundry
WebFeb 15, 2012 · You can run in the 24-25 psi range on a stock block and stock STI turbo. Not going to say it'll last very long. The turbo, on the other hand, starts blowing hot air north of about 22 psi, and you can really only hit that kind of boost with E85. In summary - 20psi with a good tune on 93, 21-22 on E85. -Chris bad grocerygetter Registered WebJul 22, 2024 · To put it simply: no, a turbo intercooler will not really add any horsepower to your car but it does influence it. More air equals more power, so to speak. Furthermore, it gives you much more wiggle room for a more aggressive tune without the risk of harming your engine or throwing those pesky check engine lights. WebJun 11, 2024 · WRX/Levorg stock turbo ('14-current) - 18-20psi (1.35 bar) Mazda MPS/Mazda Speed stock turbo - 18-20psi (1.35 bar) Garrett TA3410 fitted to a stock … high simpsons wallpaper