can some one help me lern
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Joined: May 2002
Posts: 569
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From: concord New Hampshire
Car: 87 iroc and 88 k2500 tbi truck
Engine: l98 and lo5
Transmission: 700 r4's babby
can some one help me lern
ok first things first
motor is lo5
edelbrock shorties, a comp cam extreme energy cam 12-249-4 with .434 lift intake .444 exhaust and 206/212 deg at .05 this is on a 112 lsa and a holley tbi intake with the 670 on top with 65pph's in it. fergot to add 3 " hiflow cat into flowmaster 50 with 2, 2.5's out the back
i just dont under stand why the blms are how they are, is there some thing wrong with the motor or is it normal for a motor like mine on the stock chip be rich every where.
i have a log file but no clue on how to post it but hear is a snap shot of my blm table
motor is lo5
edelbrock shorties, a comp cam extreme energy cam 12-249-4 with .434 lift intake .444 exhaust and 206/212 deg at .05 this is on a 112 lsa and a holley tbi intake with the 670 on top with 65pph's in it. fergot to add 3 " hiflow cat into flowmaster 50 with 2, 2.5's out the back
i just dont under stand why the blms are how they are, is there some thing wrong with the motor or is it normal for a motor like mine on the stock chip be rich every where.
i have a log file but no clue on how to post it but hear is a snap shot of my blm table
Last edited by c4boom; Sep 18, 2004 at 11:35 PM.
Supreme Member

Joined: Apr 2003
Posts: 1,751
Likes: 4
From: Bonner Springs, KS
Car: 1995 Corvette
Engine: LT1
Transmission: 6 spd Manual
Axle/Gears: Dana 44, 3:45:1
BLM's below 128 indicate that the computer is pulling fuel from its base calibration upon input from the oxygen sensor.. Stock chip probably needs to go bye bye..
Thread Starter
Senior Member

Joined: May 2002
Posts: 569
Likes: 0
From: concord New Hampshire
Car: 87 iroc and 88 k2500 tbi truck
Engine: l98 and lo5
Transmission: 700 r4's babby
i hear ya there but wouldnt a stock chip be lean on a more effecient motor
Last edited by c4boom; Sep 18, 2004 at 11:33 PM.
Supreme Member

Joined: Apr 2003
Posts: 1,751
Likes: 4
From: Bonner Springs, KS
Car: 1995 Corvette
Engine: LT1
Transmission: 6 spd Manual
Axle/Gears: Dana 44, 3:45:1
Originally posted by c4boom
i hear ya there but wouldnt a stock chip be lean on a more effecient motor
i hear ya there but wouldnt a stock chip be lean on a more effecient motor
Thread Starter
Senior Member

Joined: May 2002
Posts: 569
Likes: 0
From: concord New Hampshire
Car: 87 iroc and 88 k2500 tbi truck
Engine: l98 and lo5
Transmission: 700 r4's babby
fuel pressuer is 15 psi the holley injectors are 65pph @ 21 psi thant works out to like a 54.9pph injector the stockers are 55pph on a 350 truck tbi i thought that or i am going to have to adjust the constant and i have to figure out what i have in there.
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