Which to prioritize - PORT FLOW or PORT VELOCITY?
In this, episode 147 of PowerTec 10 DV puts out part 5 of Rule #1 in the FIVE GOLDEN RULES OF HEAD PORTING. The focus of this episode discusses the merits of paying close attention to port velocity rather than just flow figures only. As the demo power curve at the end of the video shows it is pretty much a vital part of porting for maximum output.

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Big return hi-tech quench that pro-stockers don't want you to know.

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ATTEMPTING TO BUILD A £500,000 BUGATTI GEARBOX TEST RIG

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Porting cylinder heads to optimize engine performance | Hagerty DIY

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% Golden porting rules - part 4 of rule #1

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Feynman Explains: Why AIRPLANES Shouldn’t Be Able to Fly.

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Stop Guessing Your Port Size — This Is the Physics Behind the Number

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Five Golden Porting rules - Rule #1 Part 2

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Hyper advanced ProStock-plus, cam tech.

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Does Smoothing Up An As Cast Head Improve Flow

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Power producing hi-tech spring selection
![2 Stroke Tips & Tricks [Ratios & Port Theories]](https://i.ytimg.com/vi/1FD0NT9RY7g/hqdefault.jpg?sqp=-oaymwEjCNACELwBSFryq4qpAxUIARUAAAAAGAElAADIQj0AgKJDeAE=&rs=AOn4CLBdKaxn_5ifcO8qj2sQVIjVHj9mWw)
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2 Stroke Tips & Tricks [Ratios & Port Theories]

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Why Your Port's Smallest Point MATTERS - MinCSA, Inertia Length & Cylinder Filling

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What not to do when porting heads

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David Vizard's PowerTec 10 EP 15 When Flat Lifters Reign Over Roller Lifters

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Perfect Daily Driver 10 - Cylinder Head Porting Basics

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How to measure air speeds in a port using Pitot

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Once You Understand it, You Will Think Everything Else is Silly - Toyota E-CVT

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CAMSHAFT POWER & SPECS According to Freiburger

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Power tec 10 EP 3 David Vizards infamous 128 Cam Spec formula

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