Thumbnail Filmstrip of EFI or Mechanical Dist. Block for Air or Fuel or Both- 2 sets of -3 hoses seperated Images
Hilborn Type Distribution/ Junction block 16 port -3 AN holes two sets of 8 holes seperate so you can use for EFI Vacuum or Fuel or Both
AKA- Junction Block - distribution Block
For other styles see the Enderle 4027 or 4330
Junction Blocks are used to relocate nozzle hoses when intake ports are some distance apart or several castings are used.
They can be used on either blown or unblown applications, also for water injector hookups and vacuum lines.
Another common use of the junction block is the tunnel-port manifold with the use of a blower type hat.
Often used for EFI vacuum manifold
This Block makes EFI Conversions easier since you can run your fuel and vacuum to one central Block
Fits Hilborn or Kinsler Hoses- Not Enderle Hoses
Hilborn blocks are tapped for #3 o-ring fittings , NOT 1/8th pipe thread.
Enderle ones are 1/8th pipe thread.
-6 Distributon block Hilborn dist Block J Block Junction Block 4330 4027