Steve Morris and Nick Mangino 302 SBC high-RPM race engine build.
Builds & Projects

Steve Morris and I Built a 9,000 RPM 302 SBC. Will a Custom Intake Make More Power?

A 302 small block Chevy spinning past 9,000 RPM gets a custom intake and a dyno session. Here's what the numbers actually showed.

Nick Mangino · Aug 1, 2026