Compatibility: Designed specifically for LS1, LS2, LS3, 5.3, 6.0, and LM7 engine applications to ensure a exact fit.Function: This coolant crossover plug kit effectively seals off unused steam ports to optimize your engine's cooling system.Components: Includes two machined metal plug bodies, one black O-sealing washer, and two black socket-head cap screws for a complete hardware setup.Design: Features a compact cylindrical profile with a silver-colored finish, serving as a clean LS steam port block-off solution.Installation: Provides a slim steam port block-off plug and 26 mm long screws to ensure a secure, leakleak-free coolant plug installation.
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