What's better, MAF or Speed Density?
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Joined: Dec 2005
Posts: 4,795
Likes: 15
From: St. Cloud, MN
Car: 1984 Trans Am
Engine: LS1383 in work
Transmission: Magnum F - to be installed
Axle/Gears: Zexel Torsen 3.73, 28-spline mosers
What's better, MAF or Speed Density?
I'm planning to go FI from Carb on my 84 TA but was wondering, what is the better system and which way should I go?
Can I get some input as to the pros/cons of the MAF vs Speed density? Basically, which is preferred or better and why?
Any insight would be greatly appreciated!
Can I get some input as to the pros/cons of the MAF vs Speed density? Basically, which is preferred or better and why?
Any insight would be greatly appreciated!
Joined: Dec 2004
Posts: 16,774
Likes: 1,002
From: Mile High Country !!!
Car: 1967 Camaro, 91 z28
Engine: Lb9
Transmission: M20
Axle/Gears: J65 pbr on stock posi 10bolt
Re: What's better, MAF or Speed Density?
It depends on how radical a cam. More radical maf, maf fairly easy to tune IMO . If the cam produces steady idle vacuum than sd if we are comparing stock 86-92 f-body tpi ecms. Apearance sd 
Or best of bolth worlds for stock gm would be the 411 ECM. The downfall is finding a good tuner or paying out a lot to do obd2 programming yourself.
Or best of bolth worlds for stock gm would be the 411 ECM. The downfall is finding a good tuner or paying out a lot to do obd2 programming yourself.
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