Kits include: 1*upper hose, 1*lower hose, 1*radiator outlet, 1*radiator overflow, 1*heater outlet, 1*shut off valve outlet, 1*heater return, 1*coolant air bleed; Working temperature: -60 ~ 260 degree, Working Pressure: 0.3 to 0.9Mpa, Bursting Pressure: 2Mpa, Size tolerance: +/-0.5mm