hi,hesky its just like i wrote.
when i run a cople of laps ,the engine sudenly stops and the sound that it makes is ,puf or pop and then the engine is off.
the pressuer niple is not blockt,can it not be a problem with the mainfold that it is to short,the mainfold on the rd pipe is longer.
when i drive with the rd logic pipe on i dont have no problems.
but iwant to drive with the jp pipe on the engine.