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COMP Cams spring seat cup sets provide hardened steel locator cups intended to replace fragile shims under the extreme spring pressures of modern race engines. These thin alloy seats protect the cylinder head and shim while offering an internal locating shoulder, reducing the need for extensive head machining and delivering consistent spring seating across an engine when purchased in convenient set quantities.
COMP Cams Spring Seat Cups Eb 1.690 - Set of 100
