Fits Holley 4500 flange carburetors, Adjustable 150-250 HP, includes Black 10 lb Bottle

Features:
  • Includes ½ inch thick aluminum plate offering excellent nitrous and fuel distribution
  • Designed for 4500 Dominator flange opening
  • Adjustable from 150-250 horsepower
  • Includes jetting for 150, 180, 210, & 250 horsepower
  • This wet system provides exceptionally smooth power delivery
  • Bottle is made from 6061-T6 Aluminum
  • Includes 10 lb. black nitrous bottle with brackets
  • Includes mounting hardware and instructions