Originally Posted by
kneel
So Saturday i had a ko3-ko4 from gpopshop installed on my car, new injectors, 034 test pipe, and drove 65 miles and the turbo went. Blew out smoke all over. Anyone have any problem with these Ko3's built to Ko4 spec. Just wondering.
Now the people that have my car wont get turbo out till thursday! I need to over night it back to gpopshop so they can check it and warranty it. SUCKS I NEED MY CAR BACK.
Those 65 miles were good thought drove nice and smooth, new brought it up over 4,500 rpm, was waiting for the breaking before i had some fun with it. So that was my wonderful weekend.
Well I don't want to rain on your parade, but I will share my brother in laws experience. He bought a KO3s for his passat, installed it and it worked great (was good for him because his car had a KO3). Drove her for about 500 miles and experienced the same thing as you. He blew the seals on the turbo. The guy he bought it from was good enough to give him another turbo... Replaced it, and again worked like a champ! However 500 more miles down the road and same thing happened again... This time however the shop he got the turbo from was hessitant on sending another turbo. So I talked to a friend who is a tech, he said he needed to change out or clean out the oil pump. It was clogged and causing an increase in pressure and causing the problem.
So step 3 - changed the oil pump with a new one, the guy from the shop that sold him the turbo was good enough to send one more (just the core) and he got it all back together.
2k on her now, running excellent and not having any problems. So I would might look at the turbo and do a pressure check on your oil pressure. If it seems high, you have sludge issues and need to get a new oil pump.
Joe
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