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Green Cars Part 4- Compressed Air

DIY Electric Car

Conventional cars work by exploding fuel and air in a chamber to exert force on the pistons, but what if rather than using an explosion to provide that pressure on the piston, you just stored your ‘fuel’ at a constant high pressure. As the air expands in the engine it actually cools it, which can be used for passenger comfort.

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Road Test: 2022 Hyundai Santa Cruz Limited AWD

Clean Fleet Report

liter 4-cylinder engine; running on unleaded regular it puts out 281 horsepower and 311 pound-feet of torque. We only took the Santa Cruz to 80 mph (Hyundai rates the top speed at 155 mph) where the engine was pleasantly quiet and smooth, delivering seamless power when needed. The base Santa Cruz engine is the non-turbo 2.5L

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Road Test: 2021 Mazda CX-9 Signature AWD

Clean Fleet Report

For even more space, the second row folds flat producing plenty of room for a run to the DIY store or maybe some antiquing. liter four-cylinder engine producing either 227 horsepower (hp) with 87 octane fuel or 250 hp running on 93 octane. The torque at 310 pound-feet is the same regardless of the fuel grade.

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Road Test: 2024 Ford Maverick Lariat FWD Hybrid

Clean Fleet Report

The enjoyment of driving the 2024 Ford Maverick Hybrid begins with its stellar fuel economy, but this doesn’t begin to explain the versatility Ford has built into this compact pickup. Liter gasoline engine that produces 162 horsepower (hp) and a 94kW electric motor, for a total system 191 hp. Your numbers may differ.

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Soot and Spin: Two Plug-in Paradoxes

Plugs and Cars

Paradox 1 - Soot: There's an apparent emissions paradox with plug-in hybrids (PHEV): Driving longer distances on battery power means more cold starts as the internal combustion engine (ICE) stops and starts up again after the batteries deplete. Third-party and DIY converters can't muck with every system on a car. I'm afraid not.

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Road Test: 2022 Ford Maverick XL FWD Hybrid

Clean Fleet Report

This compact pickup is smaller than the mid- and full-size trucks roaming our streets, but size alone doesn’t explain how it sips fuel. Liter gasoline engine and a 94kW electric motor. An efficient engine and electric power. A smaller, but not small pickup. Unexpected Efficiency.

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