well rolling roaded car today.. it made a 186? which is the same as when it was a 2.8?? but now it is a 2.9?? the only other thing ive changed is 2.9 style manifold which i made.. oh and ive got std chip back in.. anyone got any ideas?? to drive the car is loads beta than b4 thats why i dont understand why it made the same bhp??? i was hoping for more?