Do inexpensive performance meters work?

Article Abstract:

Seven performance meters systems that range from $90 to $960 and provide accurate measure of a car's performance with their features are presented. The systems include the Gold Coast Systems Tazzo VPC, Passport G-Timer GT2, PocketDYNO, Tesla Electronics G-tech/pro RR, Nology PDA-Dyno, Vericom VC3000 and Race Technology AX22.

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Short take: Dodge Ram SRT-10 quad cab

Article Abstract:

Dodge Ram SRT-10 Quad Cab can tow up to 7500 pounds and has the most utility of any Viper-powered vehicle and aims at performance and adding versatility while maintaining its ferocious performance. The truck offers 8.3 liter V-10 Viper engine that pumps out 500 horsepower and 525 pound-feet.

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Horsepower confusion and resolution

Article Abstract:

Various methods to measure the horse power of cars using dynamometers are presented.

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