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Stubstack, K&N, Squarebore Edelbrock

Vehicle Specific fits 23 models
1 Reviews
Part# CH25266
You Save $5.96
Low Stock
Only a few left for immediate delivery

Stubstack, K&N, Squarebore Edelbrock

K&N's Stubstack is designed to reduce turbulence and increase airflow into your carburetor. Available for Edelbrock carburetors, the unit fits inside the air cleaner housing and slides snugly over the choke horn. Test results have shown up to 40 CFM increase in airflow, which can translate into a 10% horsepower gain just by using the Stubstack. Pick one up today and increase your cars power and performance.


  • NOTE1: Stubstack will only work on 4150/4160 Holley carburetors with or without choke horn. NOTE2: This high-performance item is not eligible for further discounts or promotional pricing.
WARNING: This product can expose you to chemicals including lead, sulfur, nickel, chromium, vanadium, titanium, polyvinyl chloride, and 4,4’-methylenebis (2-chloroaniline), which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to

Vehicle Fitment

Make & Model Year Range Application Details
Buick Grand National 82 Edelbrock carbs
Buick Grand National 84-87 Edelbrock carbs
Buick Regal 78-87 Edelbrock carbs
Buick Riviera 63-76 for Edelbrock carbs
Buick Skylark 61-72 Edelbrock carbs
Buick T-Type 83-87 Edelbrock carbs
Cadillac Calais 54-64
Cadillac DeVille 54-77
Cadillac Eldorado 53-84
Cadillac Fleetwood 54-80
Cadillac Series 62 54-64
Cadillac Series 65 54-64
Chevrolet Chevelle 64-77 Edelbrock carbs
Chevrolet El Camino 64-88 Edelbrock carbs
Chevrolet Malibu 78-83 Edelbrock carbs
Chevrolet Monte Carlo 70-88 For Square-Bore Edelbrock Carburetor
Oldsmobile Cutlass 61-77 Edelbrock carbs
Pontiac Bonneville 55-77 Edelbrock carbs
Pontiac Catalina 55-77 Edelbrock carbs
Pontiac Grand Prix 62-77 Edelbrock carbs
Pontiac GTO 61-74 Edelbrock carbs
Pontiac LeMans 61-74 Edelbrock carbs
Pontiac Tempest 61-74 Edelbrock carbs
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Reviews (1)

Stubstack, K&N, Squarebore Edelbrock
Stubstack, K&N, Squarebore Edelbrock