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  1. Kometes

    Fuel & coolant temp effect on power?

    Compression ratio is fixed at 9.75:1. Most of the internals of the engine are fixed and it's a 1600cc engine. It's rear engined with the radiators sitting in side pods, we're looking to minimise the size of the opening in the side pods if at all possible to reduce the drag. The fuel tank is...
  2. Kometes

    Fuel & coolant temp effect on power?

    Thanks for your responses. This is for an unleaded I4 race engine, just looking to squeeze any extra power from it.
  3. Kometes

    Fuel & coolant temp effect on power?

    Hi All, Just wondering if anyone has any calculations, rules of thumb, resources etc for showing the power loss/gain based on the temperature of fuel and coolant? I'm also looking for some resources for radiator design based on a known heat rejection required, I know there are some good...

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