Competition Oil & Transmission Cooler1/2" NPT, 13-1/2" x 9" x 3-1/2", with Fan &Brand: AEROFLOWPart Number: AF72-6000Description: Aeroflow's engine and transmission competition oil coolers feature 1/2" NPT female fittings, thermostat, wiring plug kit and a high quality electric fan. It accepts engine oil, transmission and power steering applications and has been pressure tested to over 200psi. The M18 x 1.50mmthermal switch included in thetop of the oil cooler activates the fan at 175°F/79.5°C. The cooler also features a fin andplate construction. The dimensions are 13-1/2"(342mm) x 9"(228mm). The 9-1/2" (241mm) electric fan can be reversed for mounting either side of the heat exchanger. They are boxedin the pusher configuration. To change this to a puller fansimply unscrew 10mm nut (reverse (left hand) thread) and turn fan blade over keeping in mind polarity BLUE - Positive BLACK - Negative. Additional Specifications: Dimensions: Overall Length:342mm (13.5") Overall Height: 228mm (9") Oil Cooler Thickness: 32mmFan Thickness: 67mmCentre toCentre of Mounting Holes: 153mm Centre to Centre of Oil Cooler 1/2" NPT Ports: 305mmCentre to Centre ofFan Mounts: 113mm-M18 x 1.50mm Thermal Switch.- Turns electric fan on at 79.5°C (175°F)- 9-1/2"(241mm) Reversible Electric Fan- Flows 500 CFM - Draws 6 Amps