anyone know if the 3.1 injectors will work in the 3100 in a 96 Grand Prix? I am having a sputter issue and to me its leaning toward injectors. thanks
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3.1 Injectors in a 96 3100
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3.1 Injectors in a 96 3100
Robert
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96 Grand Prix SE 3100 202,000 miles
New Rebuilt 3100
New Rebuilt 4T60-E
Exhaust
Drilled/Slotted Rotors
95 Grand Prix GTP 177,000 miles
White
3" Magnaflow Catback
Lowered 2" Eibach in front Brichmount Rear
94-96 Hi-Po 5 Stars on 245/50/16
90 Pontiac Turbo Grand Prix
5 Speed Swapped
127,000
Spec Stage 3 Clutch
230,000 mile Getrag 282
Emissions Deleted
Brand new Engine 1,000 Miles
Fully Custom Built carTags: None
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ok thanks very muchRobert
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96 Grand Prix SE 3100 202,000 miles
New Rebuilt 3100
New Rebuilt 4T60-E
Exhaust
Drilled/Slotted Rotors
95 Grand Prix GTP 177,000 miles
White
3" Magnaflow Catback
Lowered 2" Eibach in front Brichmount Rear
94-96 Hi-Po 5 Stars on 245/50/16
90 Pontiac Turbo Grand Prix
5 Speed Swapped
127,000
Spec Stage 3 Clutch
230,000 mile Getrag 282
Emissions Deleted
Brand new Engine 1,000 Miles
Fully Custom Built car
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It will not run right. The spray pattern is different.
I tried using 3100 injectors in my 3.1 and it ran like crap.Taylor
1988 Olds Cutlass Supreme 3100 MPFI
1990 Pontiac Grand Prix STE 3.1 MPFI
1994 Olds Cutlass Supreme convertible
1998 Lincoln Mark VIII
"find something simple and complicate it"
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This is just a guess from what I've been told about the different injectors, but I would imagine that it would run, but would run lean. If thats the case then a computer tune would fix that but for the money you'd spend to get your computer tuned you could probably get some used 3100 injectors. You could also send the injectors away to have them cleaned and tested.
Here's the link to the article : http://60degreev6.com/showthread.php?t=25017
And here's the home page of the place that does it : http://www.witchhunter.com/Last edited by TazMan; 08-02-2007, 02:34 AM.
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3.1 injectors are lower flow rate that 3100 ones. If you need a set I have a few lying around.
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