4age 20v blacktop

[ae101 RASR]

lost engine power after full overhaul with port n polish n change my oem valve spring to supertech valve spring n retainer

 

[KenDiriwan]

Bro, i feel your situation. But could you be more detail? Send for compression test, any smokes coming out ?

Write all detail so everyone know where to start for helping you!

 

[bera]

i hope everything was torque down properly and according to specs after the rebuild process...happened to a friend one time..as it turns out there a small gap between head and the block due to in proper assembly...disassemble and reassemble everything using a torque wrench...problem solve...

 

[usb]

lost engine power after full overhaul with port n polish n change my oem valve spring to supertech valve spring n retainer

which workshop did you get it done at? hehe

 

[beyond]

Yeah. Which workshop?