For 2 or 4-barrel carburetors with 5-1/8″ flange, each


Arias Components’ “Rattler” (Formerly Viper Jr.) scoop is a classic addition to your 2 & 4-barrel carb and EFI setup!  It’s a ribbed version of the hard-to-find, popular Cal Custom 40-44 “Scott Slot” air scoop of the 1960s. Start from the top with the perfect lid for your single and multi-carb systems.


  • Shot-peened matte finish (Polishing optional)
  • Adapts to most 2 & 4-BBL carbs & throttle bodies with 5-1/8″ diameter air horn
  • Separate adapter required for AFB and WCFB style carburetors (not included)
  • May bolt directly to carburetor (without choke horn)
  • Height: 4-3/4″ (with adapter), 3-1/4″ (no adapter) / Length: 10″ / Width: 8-1/8″ front, 4″ back
  • Does not have provisions for air filter (must be adapted, if desired)
  • Includes 1-9/16″ tall carb to scoop spacer (requires existing air filter stud & nut)
  • Mounts with two stainless set-screws (included)
  • 356 heat-treated sand-cast aluminum, not die-cast
  • Manufactured in USA
  • Sold as kit


  • Part number: AS15020-1, scoop body (1)
  • Part number: CR15010-1, spacer (1)
  • Part number: SE95010-1, set screws, 10-24, stainless (3)


  • Polishing, scoop & riser (add 4-6 weeks)

Carburetor shown for display only

Additional information

Weight5 lbs
Dimensions12 × 12 × 6 in

No Polish, Polish

SKU: AS15020-1 Categories: ,