The Fuelab high flow fuel pressure regulator is ultralight and brings the latest design features, versatility and performance. The 595 series regulator is 30% lighter than the standard size 515 and 525 series regulators and also offer low pressure options of 1-3psi all the way up to 125psi.Compatible with petrol, diesel, methanol and ethanol fuelsFine thread pitch for precise pressure adjustmentVersatile mounting bracket and stainless steel hardwareThe 2 inlet ports are in -8 AN (JIC) and a return port is in -6 AN (JIC). The pressure reference port is 1/8 NPT and is supplied with a barbed fitting, the regulator also has a 1/8 NPT port to allow the fitting of a fuel pressure gauge.All Fuelab products are covered by a Forever Fixed warranty. The warranty covers the original purchaser against all material or workmanship defects. Fuelab products are made to the highest standards and have a warranty that covers them for life.Specification Sheet