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Anyone try bosch 4 injectors?

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Old Jul 23, 2010 | 04:12 PM
  #1  
86White_T/A305's Avatar
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From: Canada,Ont
Car: 1987 TransAm Ttop
Engine: 2005 LQ4
Transmission: Ls1 T56
Axle/Gears: 3:54
Anyone try bosch 4 injectors?

Hey guys.. Im at the point where I can afford to finish getting my setup to optimal performance and Im lookin for injectors.

Ive been looking at both southbay and fic and seeing that there is a new bosch 4 design..they are pricey but seeing how many of you guys loved how wll the bosch 3 works..what more advantage is there in the bosch 4?

Wondering should I start off with the tried and true bosch 3's..or be one of the first to give the 4's a shot.

Opinions..good or bad let me know.
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Old Jul 23, 2010 | 04:57 PM
  #2  
irocuroc's Avatar
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Joined: Mar 2008
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From: nj
Car: 89 iroc
Engine: l98
Transmission: tremec
Re: Anyone try bosch 4 injectors?

Originally Posted by 86White_T/A305
Hey guys.. Im at the point where I can afford to finish getting my setup to optimal performance and Im lookin for injectors.

Ive been looking at both southbay and fic and seeing that there is a new bosch 4 design..they are pricey but seeing how many of you guys loved how wll the bosch 3 works..what more advantage is there in the bosch 4?

Wondering should I start off with the tried and true bosch 3's..or be one of the first to give the 4's a shot.

Opinions..good or bad let me know.
I tried the Bosch 4,, the injector data is not readily available, so tuning the 92 was a little time consuming, Also you need wire adapters. I think the bosch 3 is a better choice for the above reason. I had alot of trouble with low Blm untill I got on a dyno and finally got it right. I see no difference
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