RB Camshaft Oil Splash Plates Improve oil control inside your RB rocker covers with Boost Doc Camshaft Oil Splash Plates, designed to help reduce the amount of oil reaching the catch can and keep more oil within the engine. Splash plates are sold as pairs to suit one engine, with options available for RB20, RB25, Neo and RB26 twin-cam applications. Available Options Short Splash Plates Fits: RB20 RB25 RB25 Neo RB26 Installation: Uses the factory fasteners No modifications required for standard short-plate installation Position varies depending on the rocker-cover type: RB26 — typically fitted toward the front RB20 / RB25 / Neo — typically fitted toward the rear Short splash plates are sold as a pair to suit one engine. Full-Length Splash Plates Designed for applications requiring additional oil control. Fits: RB CNC billet rocker covers RB26 with Tomei, Mines or Hi-Octane baffle kits Modified rocker-cover setups compatible with long splash plates Installation requirements: Requires auxiliary cam-cap studs Studs are not included Nissan or Tomei stud kits can be used Some RB26 aftermarket baffle kits may require approximately 8 mm holes to allow clearance for camshaft-stud protrusion Does not directly fit: RB26 with the factory Nissan baffle setup Standard RB20 rocker covers Standard RB25 rocker covers Standard Neo rocker covers For RB20, RB25 and Neo applications requiring long splash plates, see the RB Rocker Cover Baffle Kit, which includes the long splash plates and supporting components. Full-length splash plates are sold as a pair to suit one engine. HKS V-Cam Splash Plates Designed specifically for RB26 engines fitted with HKS V-Cam. Fitment: RB26 with HKS V-Cam Compatible aftermarket baffle kits such as Tomei, Mines or Hi-Octane Installation requirements: Auxiliary studs required Compatible baffle setup required Does not fit: Factory Nissan RB26 baffle setups Non-V-Cam RB26 rocker-cover configurations HKS V-Cam splash plates are sold as a pair to suit one engine. RB20 / RB25 / Neo Options Short splash plates — bolt in using the factory hardware with no modifications required Long splash plates — use the dedicated RB Rocker Cover Baffle Kit, which includes the long splash plates and required supporting parts RB26 Options Short splash plates — suit factory rocker covers and use the standard hardware Long splash plates — require a compatible aftermarket baffle kit and auxiliary studs HKS V-Cam splash plates — for RB26 applications fitted with HKS V-Cam and a compatible baffle setup Installation Notes Fitment requirements vary depending on the splash-plate option selected. Before final installation: Confirm the splash-plate option suits your rocker-cover and baffle setup Check plate clearance inside the rocker cover Confirm all required studs and hardware are fitted Ensure the plates do not interfere with the camshaft or rocker-cover components These splash plates suit camshaft lift up to 11.25 mm. Why Use Camshaft Oil Splash Plates? These plates are designed to help: Reduce oil reaching the catch can Improve oil control within the rocker-cover area Provide additional oil management in higher-performance and track applications Support modified RB rocker-cover and baffle configurations Choose the short, full-length or HKS V-Cam option to suit your RB engine and rocker-cover setup.