The Supertech spring seat locator set is supplied as a set of 12 pieces with OD 28mm, ID 19.80mm and thickness 2.20mm to position and support valve springs during head assembly. Provided as a matched set, these locators help ensure correct spring seating and alignment across multiple valves during rebuilds or valve-train servicing where those dimensions are required.
Supertech Spring Seat Locator OD 28mm ID 19.80mm 2.20mm - Set of 12