TOYOTA SUPRA A90 B58 BMW Engine Piston Bore Failure

The Bmw B58 Engine as used in the BMW M140i,M240i,340i,440i,Z4 M40i amongst others and the Toyota A90 Supra has a few issues including worn piston bores.
This is affected from low to high mileage cars.
Here we discuss further into what causes it...
Forged Engine Rebuild update to follow
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[@or2wheels]

My right ear loved this video

[@kevin-jm3qb]

Love this video

[@iznutmi6128]

I have a puff of smoke and the smell of oil burning when coming to a stop at the traffic light i replaced my pure 850 with my stock turbo still smoking just much less but still smell burning oil im afraid to even think im a victim of this i have oil in the throttle mouth charge pipe and turbo inlet pipe so in quite a sticky situation

[@mickl6384]

How many miles have those Supra injectors done?

[@AReevePerformance]

45,000 miles this car has done

[@JB_287]

@@AReevePerformance Great video! Didn't hear if you mentioned - was this Supra tuned?

[@wazmru]

Yeah was this car tuned ? And how was it driven ?

[@omletman6730]

Now can you see this being a bigger issues for other Supra farther down the line?

[@mresab1997]

How is this issue distinct of the B58?

[@PatBlackJR]

What can/should be done to prevent this?

[@wazmru]

Change injectors

[@k1ngr3y]

Like at 30k miles​? @@wazmru

[@wazmru]

@@k1ngr3y if you have 1st revision and Gen1 B58 of injectors, yes ! Gen2 b58 no need.