Alkydigger producesd in USA     

AD-BV8G-108-54   MADE FOR ALKYDIGGER BY ENGLER TOOL    WITH  77 SPOOL OPTION 

Bottom Mount    8 cylinder Metering Valve- Rear & Front hose positions- Most Common one     54 spool FOR 360-410     77 SPOOL FOR  305  

       54 IS  MOST COMMON SPOOL COMPARES TO A 21 ENGLER SPOOL   COMES W 54 SPOOL UNLESS SPECIFY  77  SPOOL 

   305 to 500 engine on methanol or Gas .      For large engines on methanol choose the AD-VB-8G-61

Also used to upgrade older Enderle Manifolds-   FITS KINSLER  PETE JACKSON   OTHERS 

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 above 350 cu in , and street engines,  up to 1000  hp   LIKE A 21 ENGLER SPOOL
• #77 Spool for 305  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 
• 61 SPOOL TAKES THE PLACE OF THE OLD 56 SPOOL FOR OVER 550 CU IN UNBLOWN AND SMALL BLOWN ENGINES 
• 57 SPOOL IS FOR GAS  ON V8'S -- UNBLOWN AND FOR SMALL 1  2  4  CYL ENGINES UNDER 250 HP  
• hoses come out the narrow end

          VB-8G     VB8G    VB8-G     8G   AD-8G   VBA-108-54