Can you drastically improve head cylinder sealing without resorting to machining or damaging your high-performance engine block in the process via some of the tried and trusted options on the market today?

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Christian from Nitto Performance Engineering answers this question and more from the World Time Attack Challenge paddock in relation to high-quality aftermarket head gaskets, including some of the design and manufacturing processes that go into ensuring the gasket can not just contain your combustion charge but also your oil and coolant, which are often overlooked yet are just as important.

You can also gain some quick insight into whether reusing a head gasket is generally a good idea given the time and money that goes into a performance engine build, as well as some other knowledge bombs on head cylinder sealing in general.

TIME STAMPS:
0:00 - Head Gasket Limitations
0:31 - Nitto Upgrade G16E Example
0:53 - Factory Gasket Issues
1:15 - Aftermarket Head Studs
1:50 - Stainless O'Ring Feature
2:08 - Head Gasket Functions
2:13 - 1.) Cylinder Pressure
2:20 - 2.) Oil Sealing
2:25 - 3.) Coolant/Water Sealing
2:33 - Bead Sealing & O'Rings Do The Job
3:06 - No Damage To Head Or Block, No Machining
3:38 - Reusing Head Gaskets
4:26 - Head Gasket Cost Vs Labour
4:45 - Gasket R&D Insight
5:25 - Colour Vs Pressure
5:45 - Factory Gasket Comparison
6:10 - Can Use It To Test For Bowing
6:39 - Last Steps Before Production