sami1 wrote:
Andy,

I understand you should use corresponding heads with the corresponding cylinders on the mc21/28. Wouldn’t using a 0.6mm gasket change the port timing?

Pedantically, yes, by 0,1mm. If you can measure that difference you need to be building rockets or performing brain surgery, not tinkering with NSR motors! 🤣🤣🤣
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Andy.
NSR-WORLD.COM

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