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Testing Boost Pressure 900

this will be governed by the waste gate and doesnt really depend on engine revs or throttle position as you might expect, as the 'resistance' your driving against has an effect (which is why you cant test boost in the drive....

basically take it out, get it up to 10mph or so in 2nd and floor it...you wont accelerate much but your will (very quickly) drive the turbo to the point where the waste gate opens....and thats you maximum boost as the 'power' for the boost is then being dumped away from the turbo..

basically your looking to make the engine work hard...then boost is generated...

fit a boost guage to your dash and watch it as you drive..you will quickly become aware of how the boost curve works...






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