RX7Club.com - Mazda RX7 Forum - charge relief valve question

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iyad	12-20-09 10:58 AM

charge relief valve question

just went for a test drive and i was not hearing it open...so i went to take it off and the small hose on and it had pressure...is this normal?

Mahjik

12-20-09 04:07 PM

The charge relief valve is OPEN (off) until around 4000-4200 rpms when it CLOSES (on) under load. Check this chart:

http://www.autosportracetech.com/RX-...erOverview.htm

iyad	01-03-10 12:12 PM

if i want to change the bov to an aftermarket one do i have to change both and what kind

Mahjik

01-03-10 02:24 PM

Quote:

Originally Posted by iyad (Post 9713736)

if i want to change the bov to an aftermarket one do i have to change both

You only change the one closest to the airbox which should be labeled ABV.

iyad	04-14-10 09:12 PM

i got a low vacuum pressure on my boost gauge and the car is not running proper on idle could u help me on that.

i got all new hoses installed

Mahjik

04-17-10 09:43 AM

What is your idle rpm and what is you vacuum reading at idle?

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