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Thumbnail Filmstrip of Hilborn 8 Port Fuel/ Air Distribution Block with #6 Plug an Images
Hilborn Distribution/ Junction block 8 port -3 AN holes
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
A fuel shut off valve can be installed in the inlet fitting of the junction block, positioning it close to the nozzle hoses, to insure quicker starts and cleaner shut downs.
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
