hardpipes and custommsp smic question

super1chow

Member
:
03 Mazdaspeed Protege
i just installed hard pipes and custommsp smic last night (running the bpv/bov set up). after it was installed my car shakes a lot more in idle and the brake pedal is also vibrating a lot more. for the brake pedal vibrating could it be because of the cold pipe kinda rubbing against the brake booster?
Thanks!
 
no, i don't have any gauges right now. Didn't think with my current mods i would need them yet...
 
mine is slightly touching the brake booster... shouldnt have any affect, but make sure its not pressing hard against this area. After i did these same mods i got a little more vibration, however my pedal doesnt shake. i would make sure everythings tight Do you have motor mounts this adds a lot of additional vibration.
 
yaa i have been thinking about gauges, just need to save up some money. the brake pedal shaking is on and off. sometimes it shakes and sometimes it doesn't. I put a piece of rubber between the coldpipe and the brake booster and it stopped shaking, but maybe it was just a coincidence. yaa ill deff check it out. which gauges are a must have?
 
No boost and wideband best money i ever spent. Especially once you start understanding how they work and what there telling you.
 
No boost and wideband best money i ever spent. Especially once you start understanding how they work and what there telling you.

id have to say oil pressure is more important on a stock MSP, since the oil pump is far less then race quality, some people have blown engines on the 3rd gens by just taking a turn real fast and the pump not being able to pump enough oil into the engine.
 
the vibration in the pedal is from the cold pipe hitting the brake booster housing. I ground off the corner piece of the booster ( you can see the thick bulge on the side where the pipe hits it.) you can also loosen up the coupler at the TB and push the cold pipe in as far as possible to help.
 
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