The Racetech oil pressure and oil temperature gauge is a reliable and accurate 52mm diameter mechanical gauge which displays both oil pressure and oil temperature on a black dial face. The scale of the oil pressure display is 0-100 Psi and the oil temperature is 40-140 degrees C.This dual gauge comes complete with a temperature capillary tube with a choice of length and with a 3/8" BSP female fitting including a 3/8" to 3/8" male to male adaptor.The oil pressure side has a 1/8" BSP 'nipple' flat seat fitting to allow the fitment of a pressure tube which is sold separately. There is also the option of having a 1/8" BSP cone fitting which has a concave seat to allow an AN (JIC) adaptor to be fitted enabling the gauge to be plumbed in Aeroquip hose. Adaptors are sold separately (Goodridge part number GDR321-03P).