Slow motion video Custom Calibrated Holley Performance Carburetor.
Slow motion video of Custom Calibrated HP Hot Rod Series Holley Carburetor. You can find Custom hand built carburetors to your specifications and more at http://www.apsracingusa.com .
New Custom Built HP Hot Rod Series 4150 Carburetor 750 CFM
This is a Brand New Custom Built Holley Double Pump Carburetor hand assembled by Custom Carb Builder, Ron Blanchard. After the carburetor is built and calibrated to your spefications, it is tested on a LIVE engine to ensure the proper function, reliability and performance. These HP carburetors are ideal for street rods, off road racing, drag racing, and boating applications. Performance Carb has the experience and reputation of making more horsepower than the other guys. So, if you want more BANG for your BUCK, This is the Carburetor to buy!
- Base Plate has vacuum port for power brakes/transmission vacuum
- Screw-in air bleeds
- CNC Top
- All metal components
- Hi flow needle & seats
- Dog leg Boosters
- High quality components
- Non-stick gaskets
- Perfect for high performance street, race, or marine applications
- Carbs are tuned on a test engine before shipping
- All body surfaces are machined
- Performance Carb uses a Superflow 1200 Flowbench for precision balancing & blueprinting of venturies, Booster signals, airspeed and total CFM
- Hand built and made in the USA
Music: http://www.danosongs.com - Doninator
High performance auto race racing products
Carburetor Main Jet Tuning - Summit Racing Quick Flicks
In this video Norm breaks down the Main Circuit of a Holley Carburetor.
First covering the process of adjusting the Primary Jets, moving into the
tuning of the Secondary Jets, and Norm follows that up with talking about
the venturi effect and how that plays an important role in how a carburetor
Holley 4150 Street HP carb rebuild- Tear- Down-Part 1/3
here is a video i made when I rebuilt my Holley 4150 Street HP carburetor
that I purchased at a swap meet. It turns out it was in very clean
condition and would not have needed rebuilding but I wanted to make sure it
was clean inside. It was a good experience doing the rebuild. It's always
good to learn something new. I am not a pro and this is my first Carb
teardown so those folks that feel compelled to say what is wrong with what
they see, please don't bother. Remember what your Mom said, "if you can't
say something nice..."
Carburetor Selection & What a Carburetor Does - Summit Racing Quick Flicks
A carburetor is an air valve that controls the amount of air and fuel
entering the engine.
The positioning of the butterfly in carburetor dictates how much air and
fuel enter the engine. CFM (Cubic Feet per Minute), as described in the
video, defines the amount of air and fuel passing through the carburetor.
There are three factors when deciding which carburetor is right for your
1. Engine cubic inch displacement (CID)
2. Maximum rpm
3. How will the vehicle will be used
The formula for selecting the proper CFM is:
CID x Maximum RPM x Volume Efficiency / 3456
For more information on carburetors or to check out our selection, click
Carburetor Idle Adjustment - Summit Racing Quick Flicks
Holley Carburetor not Idling smoothly? Norm walks you through the basics of
how to tune your Holley Carb for a smooth idle by completely discussing the
idle circuit. From curb idle screw to the idle mixture screws, Norm covers
it all. Be sure to watch our other Summit Racing Quick Flicks on
Carburetor Tuning: Inlet Circuit Tuning
Holley Carburetor Performance Tune - Summit Racing Quick Flicks
Norm covers all of the tips to get the most out of your Holley Performance
Carburetor. He covers how to tune your Holley Carb for high horsepower and racing
applications. He even goes over advanced power valve and jet tuning for
the Holley Carburetor.
Carburetor vs Fuel Injection - Summit Racing 101
What is the difference between a carburetor and fuel injection? Listen as
Dave guides you through 2 barrel carbs, spread bore carbs, race carbs and
compares them to EFI.
To check out Summit Racing's selection of carburetors, click here:
For Fuel Injection EFI systems, click here:
How To Adjust The Accelerator Pump On Holley Carburetors
How-to adjust the accelerator pump on Holley carburetors to avoid stumbling
and hesitation upon acceleration. Tips include: How to check for the
clearance between the accelerator pump diaphragm arm & operating lever;
how-to select the correct accelerator pump nozzle size, and accelerator
pump cam selection and installation. Additional information can be found on
This is a video showing valve float in a running engine at high RPM.