Cooling

Four radiators and counting...

Radiator

Aluminium 4-core with top-cover bleed-offs and thermoelectric fan.  The interesting thing about this setup is that copper is a better conductor of heat than ally, however weight was obviously more important in the purchasing decision.  The radiator is mounted directly behind and between the driver and navigator.  This location affords significant protection from debris and (in particular) mud.  If anything, this setup appears to run the car slightly cold.

One thing to note; even though the radiator is only a 4-core, the individual cores are quite wide; ~1inch.  My limited experience with radiators tells me that this is larger than the norm.  By common theory, you could actually run a single core to produce an even better cooling circuit, however it would obviously become hard to manufacture.

A couple of custom aluminium coolers sit up on the top of the Rodeo 'tray'.  The left-hand cooler (in this picture) is for engine oil, whilst the right-hand is for the powerglide.  Directly behind both coolers sits a second thermoelectric fan switched from inside the cab.  This entire unit used to sit down between the barwork of the tray, however the expansion of the fuel tank (to cater for long course racing), saw it raised.

Notes:

  • Neither of the reduction boxes has a cooling circuit installed.
  • The power steering circuit has a small cooler mounted just behind the front grill.

Picture-Custom aluminium 4-core radiator (click to enlarge) Picture-Custom aluminium transmission and engine oil coolers (click to enlarge)

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