The way it preformed I thought it was a single chamber. I looked last night inside with a led flashlight and I did see holes. 3 on the side and one down the center. They looked rather big for baffles. All I notice when running was it was a lot quieter and the Rpm dropped. I had to re-adjust the...
The resonator pipe is junk I tried everything. I went back to the shorty stock plastic pipe for the 2.5 and 3.3 and it ran way better. I run 18% oil lube. I'm not going to run some expensive aftermarket pipe. My trucks are just fine stock. I now have 10 t maxx's.
I have the resonator aluminum pipe and It didn't make good fuel pressure to the fuel tank. I went back to the plastic exhaust and the fuel pressure went back up.
I have the 3.3 engine in my one trucks. it will be fine if you replace the stock spur gear with a metal one. You can put a new 2.5 engine block in with no carb for $65. A good steering servo with 150 oz is a good upgrade. The trade in program is a joke.