BMW 335i / e92 carbon buildup on intake valves

May 14, 2015 Categories: Auto Repair by 0 Comments

bmw 335i / e92 carbon buildup on intake valves 68k miles

bmw 335i /e92 intake removed to replace oil filter housing gasket

bmw 335i / e92 intake valve after walnut shell cleaning performed
bmw 335i / e92 intake valve after walnut shell cleaning performed by us.

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