{"product_id":"mishimoto-42mm-aluminum-cnc-coolant-fill-neck-for-custom-radiator-builds","title":"Mishimoto 42mm Aluminum CNC Coolant Fill Neck for Custom Radiator Builds","description":"If you manufacture your own aluminum radiator, the Mishimoto Aluminum Coolant Fill Neck is a must-have.The Mishimoto Aluminum Coolant Fill Necks are CNC machined and ready to be welded for use with your custom project.These Aluminum Fill Necks are compatible with our Mishimoto Radiator Caps.The large Mishimoto CNC machined Aluminum Fill Neck is 42mm and includes a screw-in nipple for overflow.\nVersatile multi-purpose fitting designed to securely connect fluid or air lines across various systems. Precision-machined for a tight, leak-resistant seal, it offers durable construction, reliable performance, and easy installation.\nUniversal Fitment\n\u003cul\u003e\n  \u003cli\u003eAluminum fill neck fits with Mishimoto Radiator Cap\u003c\/li\u003e\n  \u003cli\u003eCNC machined aluminum universal large fill neck\u003c\/li\u003e\n  \u003cli\u003eReady to be welded for custom application\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe Mishimoto 42mm Aluminum CNC Coolant Fill Neck is an essential component for custom radiator manufacturing and performance upgrades. Crafted from high-quality aluminum and CNC machined for precision, this fill neck provides a durable and reliable connection point for coolant systems. Its large 42mm diameter ensures ample flow capacity, making it suitable for high-performance applications. Designed to be welded onto custom radiators, it offers a seamless integration that maintains system integrity and prevents leaks. The inclusion of a screw-in nipple facilitates overflow management, enhancing safety and ease of use. Compatible with Mishimoto radiator caps, this fill neck ensures a secure fit and consistent pressure sealing across your cooling setup. Its versatility makes it an ideal choice for custom automotive projects, race cars, or any application requiring a robust and leak-resistant coolant fill point. Manufactured with strict quality standards, the Mishimoto Aluminum Fill Neck is a reliable component that supports optimal thermal management and system maintenance. Whether you're building a custom radiator or upgrading an existing one, this CNC machined aluminum fill neck offers precision, durability, and ease of installation for professional and enthusiast builders alike.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eLarge 42mm diameter for high flow capacity\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eCNC machined aluminum construction for precision and durability\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eReady to be welded onto custom radiators\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eIncludes screw-in overflow nipple for added safety\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eCompatible with Mishimoto radiator caps for secure sealing\u003c\/li\u003e\u003c\/ul\u003e\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbdoy\u003e\n\u003ctr\u003e\u003ctd\u003eAir Freight Prohibited: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eNot Carb Approved: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eLtl Freight Required: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eProp 65: Y\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003ePart Type: automotive\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eEpa: N\/A\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eCarb Acknowledgement Required: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eRegular Stock: t\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eUnits Per Sku: 1\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/tbdoy\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"Mishimoto","offers":[{"title":"Default Title","offer_id":53603835511057,"sku":"MMFN-L","price":24.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0949\/3830\/0689\/files\/c306b4fc16e9c15b9294be68fb719fcb.jpg?v=1779967142","url":"https:\/\/shoprenegade.com\/products\/mishimoto-42mm-aluminum-cnc-coolant-fill-neck-for-custom-radiator-builds","provider":"Renegade Speed by Renegade Racing \u0026 Performance","version":"1.0","type":"link"}