C4 Tech/Performance L98 Corvette and LT1 Corvette Technical Info, Internal Engine, External Engine

1990 injector question......?

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Old Nov 11, 2010 | 11:12 AM
  #21  
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I have the plenum off on my 87 right now - how can I tell which injectors my car has? Are there any identifying marks visible without removing the fuel rails?

All I can say for sure is that my injectors are painted black.
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Old Nov 11, 2010 | 11:18 AM
  #22  
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Originally Posted by Shark Racer
I have the plenum off on my 87 right now - how can I tell which injectors my car has? Are there any identifying marks visible without removing the fuel rails?

All I can say for sure is that my injectors are painted black.
they are bosch 1 22 should have part number 5235041
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Old Nov 11, 2010 | 02:34 PM
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Originally Posted by Shark Racer
I have the plenum off on my 87 right now - how can I tell which injectors my car has? Are there any identifying marks visible without removing the fuel rails?

All I can say for sure is that my injectors are painted black.
Shark Racer, The part number will be near the top of the injector next to the electrical connector. If your injectors are the originals, they were manufactured by Rochester Products and the part number on them will be 5235302. The 5235041's were only used in 1985.
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Old Nov 11, 2010 | 04:07 PM
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Originally Posted by 63redcoupe
Shark Racer, The part number will be near the top of the injector next to the electrical connector. If your injectors are the originals, they were manufactured by Rochester Products and the part number on them will be 5235302. The 5235041's were only used in 1985.
let us know the number on them.. i'm curious now because the 5235302 is listed as a 21.6 and 85 used a 24.. the o41 is a 22 also.. Anyway Rochester contracted Bosch to make all their injectors up to 88. They have the stamp RP on them but they are Bosch. In 88 some early had Bosch but most had lucas. Rochester only made the Multec starting in 89-96.
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