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BOSH Blue Top Injectors

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Old Dec 20, 2005 | 09:57 AM
  #1  
indirocz28's Avatar
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From: Southern IN
Car: 1986 IROC Z-28
Engine: Rebuilt Vortec Headded 358SB 9.5:1
Transmission: 700r4, corvette servo, Transgo kit
Axle/Gears: 3.23 POSI
BOSH Blue Top Injectors

as many people know- im building my project IROC- and i am needing injectors. I came across a guy who had a set of BOSH Blue top injectors but he didnt find any part numb's or how many #"s they were- is there any way to tell just by the blue top?
Thanks.

and what is a good price to pay for a custom burnt chip?
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Old Dec 20, 2005 | 10:21 AM
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Joey IROC's Avatar
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From: South Jersey
Car: 1986 IROC-Z
Engine: 355 - TPI
Transmission: 700R4
I picked up a set of Blue top Bosch injectors from TPIS some time ago. Mine were 24 pound and I do remember all they had on them was 86 scribed on the top, no flow rates. Not sure if you have the same here, but normally they stick to having the same colors for the same flow.
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Old Dec 20, 2005 | 11:18 AM
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1989GTATransAm's Avatar
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From: Cypress, California
Car: 1989 GTA
Engine: 369 TPI
Transmission: 4L60E
Axle/Gears: 3.70 Nine Bolt
The blue tops I have seen were 24 pounders. You also need to ohm them to make sure they are around 16 ohms. Bosch makes a lot of injectors in a lot of different sizes so without a part number it will only be a guess.
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Old Dec 20, 2005 | 01:15 PM
  #4  
indirocz28's Avatar
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From: Southern IN
Car: 1986 IROC Z-28
Engine: Rebuilt Vortec Headded 358SB 9.5:1
Transmission: 700r4, corvette servo, Transgo kit
Axle/Gears: 3.23 POSI
Originally posted by 1989GTATransAm
The blue tops I have seen were 24 pounders. You also need to ohm them to make sure they are around 16 ohms. Bosch makes a lot of injectors in a lot of different sizes so without a part number it will only be a guess.
Can i use my Multimeter to test the ohms of the injectors or is there something else i need to use?
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Old Dec 20, 2005 | 07:04 PM
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1991CamaroRslow's Avatar
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From: Cincinatti OH
Car: 1991 L03 700r4 RS
Engine: 1987 WS6 Trans AM Lb2
Transmission: Th350 red neck Performance 3k stall
Axle/Gears: 95 Mustang 8.8 built with 3.73s
multi meter works fine, if it's in the 10 to 16 range it's a high impedance if it's in the 1 to 4 range it's a low impedance.
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Old Dec 20, 2005 | 09:29 PM
  #6  
indirocz28's Avatar
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From: Southern IN
Car: 1986 IROC Z-28
Engine: Rebuilt Vortec Headded 358SB 9.5:1
Transmission: 700r4, corvette servo, Transgo kit
Axle/Gears: 3.23 POSI
gotcha. Thanks alot!!! glad i found this board- so much info!
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