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The COMP Cams CNC spring seat locator combines a hardened steel construction with an inboard locating shoulder to center and retain valve springs while protecting the head and shim. The 4713-style seat measures about 1.565" OD and .535" ID, making it suitable where those dimensions are required. These CNC seats are intended for use in high RPM engines demanding durable, accurate spring location.
COMP Cams Spring Seats Cnc .100X.535X1.
