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1nadrag

New Member
Joined
May 24, 2001
Messages
116
Finally got my car running good again ( THANKS JULIO ). Just have one more question. My BLM's are at 90. How do I adjust to get 128 at idle.
Thanks
 
I don't think idle blm's are what you should be worried about are they?,I though int/blms were more of a driving to wot thing to watch?My blm's sometimes are high at idle then go to 128-130 at WOT.
 
Uh, no, you want your blm's as close to 128 at all times as possible. What chip are you running? What do the blm's do at other rpm's and loads?
 
Ok my BLM'S are at 90 at idle. WOT it goes to 119 which is to low. I am running a Reds 93. I put a new maf on and the car runs great except for the blm's. All of the other settings on the scanmaster are right inline. Does the blm's have to deal with fuel pressure? I am running 40 with line off.
Thanks
 
I wouldn't go any lower than that for fuel pressure, that's plenty low enough.

Problem is probably in the chip. Delivering way too much fuel for some reason.
 
yeah, you'll have to get the chip adjusted/replaced to solve that problem. Reds chip calls for 43-45 psi, line off. 40 psi is a little low IMO too.
 
call testa. i had the same pig rich 90 with red's, up to 120 with the chip change
 
transitional knock,high blms,erratic idle,poor fuel mileage ,slow spool up....all that changed when I got my thrasher92 in the mail.:D
 
I used to see my blms in the 90's with my RA93 until I removed one screan from my Stock MAF. They went up to 118 at Idle by doing this and lowering the FP to 41psi.
HTH
:cool:
 
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