Universal genuine Girling alloy master cylinder for brake or clutch actuation. Featuring a vertical mounting flange with 2.25 inch mounting hole spacing and a 5/16 UNF threaded pushrod. The inlet port has a 7/16 UNF thread and the outlet port has a 3/8 UNF thread.Ideal for brake or clutch applicationsUniversal design with common flange fitmentAvailable in a range of sizes to suit most applications A separate fluid reservoir is required which can either be remotely mounted and connected to the inlet via a link pipe, or screwed directly into the inlet port.Please note: The size .812 (13/16") is not branded Girling on the cylinder body. It is manufactured using the same internal parts as the other Girling cylinders and to original Girling specification.Sold individually.