SKU: RPCR9373
UPC: 859828937308
MPN: R9373
The Push In Rubber Oil Plug W/Oil Logo from Racing Power Co-Packaged is a straightforward yet essential replacement for valve cover oil fill caps on street rods, restorations, and custom engine builds. This push-in design eliminates the need for threaded fasteners or complex retention mechanisms, making it ideal for vintage-style engine bays where simplicity and authenticity matter. Whether you're rebuilding a classic engine, upgrading your valve cover setup, or replacing a damaged or missing cap, this rubber plug delivers reliable sealing in a clean, low-profile package.
Engineered for a 1-1/4 inch valve cover hole, this rubber oil plug uses a compression-fit design that relies on the elasticity of quality rubber to create an airtight seal without additional clamps or hardware. The molded oil logo provides both functional identification and authentic aesthetics, while the black rubber construction resists heat cycling, oil vapor, and minor chemical exposure typical in engine compartments. The push-in installation method means no tools are required—simply insert firmly into the valve cover opening until seated, and the plug stays in place through normal engine vibration and thermal expansion. This passive retention makes removal and reinstallation painless during maintenance intervals.
Enthusiasts, restoration shops, and weekend mechanics favor this style of cap for small-block and mid-size engine applications where stock or OEM-replica appearance is valued. It pairs well with finned aluminum or traditional steel valve covers and works across a wide range of domestic V8 and inline engine platforms that feature standard 1-1/4 inch fill openings. Before installation, verify your valve cover hole diameter matches the 1-1/4 inch specification; slight underbody clearance variations may apply depending on engine bay layout. Keep a spare on hand—the lightweight, compact design makes storage and carrying convenient for track events, shows, or emergency roadside repairs.
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