Super Spider
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Super Spider is our supercharged Alfa Spider project. It is a 1985 Graduate model and is currently in development. The supercharger kit being developed on this car will be available for purchase on HPSImotorsports.com
Last update: Oct 23rd 2023 (includes dyno graph)
"Do I Need Bigger Injectors?" is one of the most common questions we get, and to provide an accurate answer requires a bit of knowledge about the i...
Forced Induction Myths
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Forced induction myths. This will upset some people.
I am writing this section to counter some of the misinformation in various internet forum...