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View Full Version : 62mm Throttle body whistle... HELP


Purple
August 14th, 2005, 20:44
I have had that TB for a while now, 6+ months, got it off ebay, made a big improvement in torque off the line etc... but whistling ... while cruising at 55+mph kills me, especialy today, drove with my Mother and my Grandma for 3 hours..........IT SUCKED! I know some of them on the net, are advertised as "Ours doesn't make the whistle sound!!" well, this one wasn't and i was not aware of that annoyance when i bought it. And no!, my intake gasket is OK!!! checked that 2 times already for leaks...

Gil BullyKatz
August 14th, 2005, 21:32
Try with a different filter on it...

I dunno...

I kinda like the whistle...

It blends perfectly with the lack of doors, the X-Terrains and the Flowmaster 40 with the cracked oem exhaust manifold!

Fred85
August 14th, 2005, 22:55
i've read that the whistle comes from the edges of the sensor bungs, and rounding off those edges should cure the whistle

bajacalal
August 15th, 2005, 09:23
I've read that some aftermarket tb's have a helical-spiral cut groove, that causes whistling without actually providing any benefit.