Power Steering Filter, Fluid Type Power Steering, Filter Design Spin-On, Thread Size - Automotive Filters 3/4 In., Length 3 1/2 in, Outside Dia. 2 21/32 in, Micron Rating 3, Description/Special Features Power Steering Spin-on, Height 3 1/2 in, Width 2 21/32 in, Includes 20 PSID By-Pass Valve, I. Gasket