• Autoplicity.com
  • Best Price
    Autoplicity Fitment
    Fast Ship
No hassle
Live in-stock
Save over
60% retail
You have no items in your shopping cart.
Out of Stock
Free Shipping
Part number: 4780S3
Universal product
Product Details
JET 4780S3 Holley 4 bbl Stage 3
Products specifications
Calculator CFM Calculator
Carburetor Finish Dichromate
Carburetor Flange Square bore
CFM 800
Choke None
Ford Kickdown No
Fuel Gasoline
Fuel Inlet Dual
New or Remanufactured New
Number of Barrels 4
Quantity Sold individually.
Secondary Type Mechanical
Throttle Linkage Type Universal
  • All The Modifications Of A Stage 1 And 2
  • Intended For Pro-Street Racing Applications
  • Modified Venturis/Increased Air Flow
  • Modified Discharge Boosters And Metering Blocks
  • Increased Signal Strength And Fuel Atomization
  • Machined Throttle Shafts
  • Four Corner Idle Circuits/Modified Floats
  • High Flow Needle And Seats
Add your review
Fantastic company! Great selection for every vehicle and fast shipping! I will definitely shop here again.
Ordered Monday afternoon & it was here Wednesday! Can't get any better than that. Called prior to order & they were very helpful & without a long wait time either. I bookmarked them & will be sure to buy auto parts from them again. Thanks again.
We ordered a cover for a pickup truck bed and were so pleased that it was shipped so quickly.  The price was the lowest that we found on the internet or in any of the stores where we looked.  We were notified by e-mail as soon as it shipped.  We will definitely shop this site again.
Fast professional service and delivery. Thank You
Return Policy
Returns are easy at Autoplicity
Not happy with a purchase? No problem. We've made returning items as easy as possible. And most purchases can be returned for free for 30 days. Learn more about our Returns Policy