I supposedly bought a 2001 5.3 out of a Tahoe, i have it in a 66 Chevy II and when i was turned the fuel pump on their is one threaded hole that fuel is flowing out of not sure what this hole is, i though maybe someone might know but it is in the block just before the first valley plate bolt on passanger side and right behind water pump, i have a 2000 silverado and this hole is not on it. any ideas??



Thanks,

Tim

 

Pictures?

 

here is a picture..