2015 East 5th Street #18
Tempe, AZ 85281
Your answer for metric cylinder head rebuilding and performance!
2015 East 5th Street #18
Tempe, AZ 85281
Your answer for metric cylinder head rebuilding and performance!
Instructional Videos
Cylinder Service
Diamond Honing a Plated Cylinder
Pro 1 Racing shows the proper way to hone a plated cylinder
High-Compression Pistons
We show you how to compute compression ratios and the effect high compression has on an engine
Cylinder Head Service
Our main service we will perform on your cylinder head when you send it to us
Cylinder Head Rebuild Service
An overview on how a cylinder head is built
Making Pro-1 Racing Valve Seats
An overview on how we manufacture our Pro-1 Racing valve seats
Making Pro-1 Racing Valve Guides
An overview on how we manufacture our Pro-1 Racing valve guides
Installing Pro 1 Racing Valve Guides
An “over-the-shoulder” view as we remove and install valve guides and how they are sized
Installing Pro 1 Racing Valve Seats
See how a valve seat is removed with a CNC machine and how a new seat is installed
Designing CNC Valve Seat Profiles
See how a valve seat is designed on a NEWEN BB Contour machine
Valve Protrusion
The reason why this measurement is so important in a valve train set-up
Polaris RZR Performance Cylinder Head
See how we perform our work on the Polaris RZR cylinder head
Cylinder Head Performance
Flow Testing a Cylinder Head (part 1)
See how we flow test a stock cylinder head on a flow bench
Flow Testing a Cylinder Head (part 2)
See how we flow test a cylinder head with Pro-1 Racing seats installed on a flow bench
Flow Testing a Cylinder Head (part 3)
See how we flow test a ported cylinder head with Pro-1 Racing seats installed on a flow bench
Port Basics
We show you a cut-away of a port and the areas to enhance how much a valve job, valve angles, and radius effect air-flow and port velocity
Combustion Chamber Design
Air swirl and tumble in a combustion chamber and the effects of un-shrouding a valve seat
CNC Porting
Digitizing a Cylinder Head
See tool paths being designed and a head being CNC ported
We just may be the only company that offers instructional videos to help our customers better understand what we do and how their cylinder head operates when the engine is running. We are always adding new videos that are accessible via our website to improve our customers’ knowledge. NOTE: You may also view our videos by going to YouTube and searching “pro 1 racing heads.”
Here is a list of our finished videos and our videos still in progress. Video links* in yellow are available to view, while the video links* in red are not finished and will be available to view shortly.
*All video links send you to our instructional videos on YouTube...
2015 East 5th Street #18, Tempe, AZ 85281 1-800-597-0922
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