{"title":"Rocker Box Cover Seal Sets","description":"\u003cp\u003eEnsure a leak-free seal with our rocker box cover seal sets for Perkins, Volvo Penta, and Yanmar diesel engines. Designed for marine, agricultural, and industrial applications, these high-quality seal sets prevent oil leaks from the rocker box cover, maintaining proper lubrication and protecting internal engine components. Whether you're maintaining a boat engine or servicing heavy machinery, our durable seal sets help improve engine efficiency, reduce maintenance, and extend the lifespan of your diesel engine.\u003c\/p\u003e","products":[{"product_id":"perkins-m35-rocker-box-cover-seal-set","title":"Perkins M35 Rocker Box Cover Seal Set","description":"\u003cp\u003eQuality aftermarket \u003cstrong\u003ePerkins M35\u003c\/strong\u003e Rocker box cover seal set. \u003c\/p\u003e\n \u003cul\u003e\n \u003cli\u003ex1 Rocker box cover gasket\u003c\/li\u003e\n \u003cli\u003ex1 Rocker box gasket \u003c\/li\u003e\n \u003c\/ul\u003e\n \u003cp\u003e\u003cspan\u003eUK, European and Worldwide shipping available.\u003c\/span\u003e\u003c\/p\u003e","brand":"Parts4Engines","offers":[{"title":"Default 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Title","offer_id":44302168359153,"sku":"P4E49520135244","price":19.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0671\/1338\/6225\/files\/403-11__52432.1680706125.1280.1280.jpg?v=1762733666"},{"product_id":"perkins-403j-11-rocker-box-cover-seal-set","title":"Perkins 403J-11 Rocker Box Cover Seal Set","description":"\u003cp\u003eQuality aftermarket\u003cstrong\u003e Perkins 403J-11\u003c\/strong\u003e Rocker box cover seal set. \u003c\/p\u003e\n \u003cul\u003e\n \u003cli\u003ex1 Rocker box cover gasket\u003c\/li\u003e\n \u003cli\u003ex1 Rocker box gasket \u003c\/li\u003e\n \u003c\/ul\u003e\n \u003cp\u003e\u003cspan\u003eUK, European and Worldwide shipping available.\u003c\/span\u003e\u003c\/p\u003e","brand":"Parts4Engines","offers":[{"title":"Default Title","offer_id":44302169211121,"sku":"P4E49520135245","price":19.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0671\/1338\/6225\/files\/403-11__06025.1680706259.1280.1280.jpg?v=1762733668"},{"product_id":"volvo-penta-d1-30-rocker-box-cover-seal-set","title":"Volvo Penta D1-30 Rocker Box Cover Seal Set","description":"\u003cp\u003eQuality aftermarket\u003cstrong\u003e Volvo Penta D1-30\u003c\/strong\u003e Rocker box cover seal set. \u003c\/p\u003e\n \u003cul\u003e\n \u003cli\u003ex1 Rocker box cover gasket\u003c\/li\u003e\n \u003cli\u003ex1 Rocker box gasket \u003c\/li\u003e\n \u003cli\u003eFits all versions\u003c\/li\u003e\n \u003cli\u003e\n \u003cspan\u003eEquivalent \u003c\/span\u003eto Volvo Penta part numbers \u003cspan\u003e3812197, \u003cspan\u003e3884548\u003c\/span\u003e\u003c\/span\u003e\n \u003c\/li\u003e\n \u003c\/ul\u003e\n \u003cp\u003e\u003cspan\u003eUK, European and Worldwide shipping available.\u003c\/span\u003e\u003c\/p\u003e","brand":"Parts4Engines","offers":[{"title":"Default Title","offer_id":44302224326897,"sku":"P4E49520135246","price":19.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0671\/1338\/6225\/files\/403-11__89396.1680706558.1280.1280.jpg?v=1762733670"},{"product_id":"perkins-422gm-rocker-box-cover-seal-set","title":"Perkins 422GM Rocker Box Cover Seal Set","description":"\u003cp\u003eQuality aftermarket\u003cstrong\u003e Perkins 422GM\u003c\/strong\u003e Rocker box cover seal set. \u003c\/p\u003e\n \u003cul\u003e\n \u003cli\u003ex1 Rocker box cover gasket\u003c\/li\u003e\n \u003cli\u003ex1 Rocker box gasket \u003c\/li\u003e\n \u003c\/ul\u003e\n \u003cp\u003e\u003cspan\u003eUK, European and Worldwide shipping available.\u003c\/span\u003e\u003c\/p\u003e","brand":"Parts4Engines","offers":[{"title":"Default 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