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Rebuilding Century 94 - Help with connections

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Old 01-25-2023 | 02:25 PM
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Question Rebuilding Century 94 - Help with connections

Hello, I have bought a century with the engine completely disassembled, it had missing hoses, pipes...

I need help if any of you have the same model or at least could help me find pictures or manuals of how to connect everything as it should be.

It'* a 3100 SFI V6 engine


Right side valve cam, a pcv valve ? it has one on the left cam



how is this oil cooler connected



This connection i'm not sure if this belongs here, this is the right side cam, but this only fits a NPT thread



Old owner had a temp sensor here, but I dont think this belongs here neither, it already has a temp sensor near the thermostat, the blue sensor is the oil pressure sensor


This thermosthat rebuilt bypass pipe I have found some pictures and on one side goes all the way to the throttle body connects to 2 small pipe and then I have no idea where else, the problem is, this model the bypass valve doesnt go to that side but to the other one...
Old 01-25-2023 | 06:46 PM
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Maybe look at some videos. If you need a specific wiring diagram I can help you.
Old 01-26-2023 | 10:18 AM
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The engine in the Century did not use an oil cooler. Plumbing that will be custom. The minivan did use an oil cooler on the 60 degree V6.
Old 02-07-2023 | 12:48 AM
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Originally Posted by carfixer007
Maybe look at some videos. If you need a specific wiring diagram I can help you.
Could you help me? I cant find the harness to the map sensor, I have seen its the same as the fuel rail, but I dont see it, a diagram could help maybe?
Old 02-07-2023 | 10:33 AM
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A diagram will not help you find the harness but here'* the component locations for the 94 Century with 3.1. Mind you that the same engine in a different year may not be the same place as this. You will notice this does not have the MAP sensor. The 3.1 in 1994 used a MAF sensor only.
You state the engine was completely disassembled. Was it laying on the floor? Are you sure it'* the correct engine for your vehicle?




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Last edited by carfixer007; 02-07-2023 at 10:36 AM.
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