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Old 01-11-2012, 10:59 AM   #28 (permalink)
Ecky
Master EcoModder
 
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Join Date: Dec 2011
Location: New Zealand
Posts: 5,075

ND Miata - '15 Mazda MX-5 Special Package
90 day: 39.72 mpg (US)
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I don't fully understand how your engine works, but I'm definitely going to follow your build thread closely.

Off topic, but what holds more energy per weight and/or per volume, a battery or a compressed air tank?
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