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I tried one of the cheap ones from Amazon (not the exact listing but the part looks identical) and on mine it just reads 2280 psi at all times. It seems like it should be the right part and fits fine so maybe I just got a dud. Ended up ordering one of the AutoZone ones.

274 is crank horsepower, virtualdyno probably measures wheel horsepower, which is usually in the 220s on a stock Speed 6.

Probably around $1000 for a shop to do it. The parts are around $400-500 and it's kind of a pain. But it absolutely needs to be done ASAP.

Bigger turbo is like stage 6. He's almost at the boss!

When you get the compression tested check the plug gap while they are out. The stock NGK plugs aren't gapped anywhere close to correct for the car, I don't know about the Densos.

Noob to the forum, not to the Mazdaspeed. I've had the 6 for a little more than two years now, also have a 96 Miata and have had a couple of RX-7s in the past. This is an old picture, I have since taken the wretched H&R springs off of it and raised it back to stock height with Bilstein B6's...