SKU: AD-VB8G-54
Hilborn 8 Stack - Barrel (Metering) Valve Bottom or side mount

Alkydigger producesd in USA   

Bottom Mount or Side Mount   8 cylinder Metering Valve- Rear and Front hose positions- Most Common one     54 spool

305 to 500 engine on methanol or Gas .      for large engines on methanol choose the AD-VB8G.56 

Also used to upgrade older Enderle Manifolds- 

Order F597 Plate to make this externally  removable  

Does not come with AD-101 Arm  order it additional .

This valve coordinates the fuel with the butterflies, which controls the air to the engine. It consists of an anodized aluminum block, a metering rotor, a secondary outlet, and nozzle hose outlets. The metering rotor is selected to serve a wide range of engine sizes and fuel requirements, making it unnecessary to change rotor sizes when cubic inches change.

• 8 cylinder, bottom mount assembly
• #54 rotor spool-  preferred  for  All Sprint cars , and street engines,  up to 1000  hp 
• #77 Spool for Race Savers  has reported super clean  results off the turns. 
• #58 spool if your engine is over 600 cu in unblown on Alky.  or Blown can use a 61 or 58 spool   Spool 
• hoses come out the narrow end

VB-8G     VB8G    VB8-G     8G   AD-8G