{"product_id":"0540dpg99a-boat-gas-cap-for-perko-1-1-2-angled-neck-vented","title":"GYUTONG boat gas cap for Perko 1-1\/2\" angled-neck vented fuel fill — chrome-plated bronze, O-ring seal","description":"\u003cp\u003e\u003cstrong\u003eGYUTONG 0540DPG99A is a chrome-plated bronze vented boat gas cap engineered to replace Perko 1-1\/2\" angled-neck deck fills, restoring secure sealing and proper venting for marine fuel systems.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis replacement fuel cap is built to match the fit and function of Perko angled-neck vented fills (fits Perko figures 0540, 0541, 0556, 0557). It combines a corrosion-resistant chrome-plated bronze body with a durable O-ring seal and a stainless steel beaded chain, offering a practical option for routine maintenance, repair, or upgrades on both saltwater and freshwater boats.\u003c\/p\u003e\n\n\u003ch3\u003eWill this cap fit my Perko 1-1\/2\" angled neck deck fill?\u003c\/h3\u003e\n\u003cp\u003eYes, the 0540DPG99A is manufactured specifically to align with Perko angled-neck vented deck fills and the listed Perko part numbers. It installs without modification when used with compatible 1-1\/2\" angled neck housings and restores a factory-style interface.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFits Perko deck fill figures 0540, 0541, 0556, 0557\u003c\/li\u003e\n  \u003cli\u003eDesigned for standard 1-1\/2\" angled neck openings\u003c\/li\u003e\n  \u003cli\u003eWrench interface included for proper fit and torque\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does this cap manage leaks and pressure while underway?\u003c\/h3\u003e\n\u003cp\u003eThe cap uses a robust O-ring seal together with a venting path to reduce fuel leakage and allow controlled pressure equalization. Proper venting helps reduce vapor buildup and supports predictable fuel flow during changes in temperature and boat motion.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDurable O-ring helps prevent splashing and drips\u003c\/li\u003e\n  \u003cli\u003eVented design provides pressure balance for reliable fueling\u003c\/li\u003e\n  \u003cli\u003eChrome-plated bronze resists corrosion that can compromise seals\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs it durable enough for saltwater use and frequent handling?\u003c\/h3\u003e\n\u003cp\u003eConstructed from chrome-plated bronze with a stainless steel beaded chain, the cap is engineered for long-term exposure to marine conditions. The metal finishes slow corrosion and the chain prevents accidental loss during refueling and regular use.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eChrome-plated bronze body resists rust and electrochemical wear\u003c\/li\u003e\n  \u003cli\u003eStainless steel beaded chain anchors the cap to the deck fill\u003c\/li\u003e\n  \u003cli\u003eSolid mechanical design accepts routine removal with included wrench interface\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow straightforward is installation and maintenance?\u003c\/h3\u003e\n\u003cp\u003eInstallation is straightforward: thread the cap into the matched angled neck and use the wrench interface for a snug fit. Periodic inspection of the O-ring and chain attachment keeps the cap functioning correctly; replacement requires no alteration of the existing deck fill when compatible.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eQuick-install with included wrench interface\u003c\/li\u003e\n  \u003cli\u003eO-ring is serviceable and easy to inspect or replace\u003c\/li\u003e\n  \u003cli\u003eNo special tools or modifications needed for compatible Perko fills\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Boat owners, riggers, and marine technicians seeking a direct-fit replacement for Perko 1-1\/2\" angled-neck vented fuel fills will find this GYUTONG cap suitable. It’s aimed at anyone maintaining small to medium recreational boats who needs a corrosion-resistant, vented marine fuel cap that installs quickly and reduces the risk of loss while refueling.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does this cap fit Perko 1-1\/2\" angled neck deck fills?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — it’s made to replace Perko figures 0540, 0541, 0556, and 0557 for 1-1\/2\" angled neck fills.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use this cap in saltwater environments?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — chrome-plated bronze and stainless steel chain improve corrosion resistance for saltwater use.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"GYUTONG","offers":[{"title":"Default Title","offer_id":48025843073185,"sku":"B0GWH2NQVG","price":97.05,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0758\/6532\/5729\/files\/gyutong-front-view-boat-gas-cap.jpg?v=1791362856","url":"https:\/\/canadiansporting.ca\/products\/0540dpg99a-boat-gas-cap-for-perko-1-1-2-angled-neck-vented","provider":"Canadian Sporting","version":"1.0","type":"link"}