The Cylinder Head Porting/Polishing Stages from MAPerformance

So you've decided you're going to make your daily street car into a full-blown racecar. One of the best places to gain power, is straight from your engine block, more specifically, your cylinder head. In this video, our lead engine machinist, Aric, goes through all the different stages of Porting MAPerformance has to offer, what difference it makes, and when you should consider it time to port.

Looking for a MAPerformance machined head for your 4cylinder?
https://bit.ly/3wMY5pt

How about all other valvetrain components?
https://bit.ly/3uHWajj

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Contents of this Video
0:00 Intro
0:18 What does porting do?
1:27 Stage 3 Head vs Stock Head
2:40 Pocket Porting
3:20 MAPerformance Stage'd Heads
4:20 Cylinder Heads Ported Close Up
5:48 Stage 3 vs Stage 5 Heads
6:18 Stage 3 vs Stock Sizing Differences
8:12 Civic Si 1.5T Sneak Peek!
8:31 Conclusion

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