{"product_id":"raybestos-mc39330-brake-master-cylinder","title":"Raybestos MC39330 Brake Master Cylinder","description":"\u003ch2\u003eReliable Brake Master Cylinder for Chevrolet and GMC Vehicles\u003c\/h2\u003e\u003cp\u003eThe Raybestos Element3; New Brake Master Cylinder MC39330 is engineered to restore precise brake hydraulics for Chevrolet and GMC models. Designed specifically for G10, G20, P20, and P2500 vehicles, this master cylinder ensures consistent brake fluid pressure and reliable stopping power.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eConstructed from durable iron material for long-lasting performance\u003c\/li\u003e\n\u003cli\u003eFeatures a 1.125-inch bore size for optimal hydraulic function\u003c\/li\u003e\n\u003cli\u003eIncludes two mounting holes with a diameter of 0.434 inches for secure installation\u003c\/li\u003e\n\u003cli\u003eEquipped with two ports: primary port thread 1\/2\"-20 and secondary port thread 9\/16\"-18\u003c\/li\u003e\n\u003cli\u003eCompatible with Chevrolet G10, G20, P20 and GMC P2500 models\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eAbout the Raybestos Element3; New Product Line\u003c\/h2\u003e\u003cp\u003eThe Element3; New line from Raybestos focuses on delivering reliable brake hydraulics components that meet or exceed OEM specifications. This brake master cylinder is part of that line, offering a precise fit and durable iron construction to maintain brake system integrity in Chevrolet and GMC vehicles. The Element3; New series is designed to provide consistent performance and ease of installation for professional repairs.\u003c\/p\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe MC39330 brake master cylinder is crafted from iron, providing strength and resistance to wear under demanding braking conditions. Its 1.125-inch bore size is calibrated to deliver the correct hydraulic pressure needed for effective brake operation. The unit features two mounting holes, each with a 0.434-inch diameter, ensuring a secure and stable fit. Additionally, the master cylinder includes two ports with specific thread sizes—primary port thread 1\/2\"-20 and secondary port thread 9\/16\"-18—compatible with standard brake line fittings on the specified Chevrolet and GMC models.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Problem Resolution\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores brake fluid pressure in Chevrolet G10, G20, P20, and GMC P2500 vehicles\u003c\/li\u003e\n\u003cli\u003eReplaces worn or leaking master cylinders causing brake pedal sponginess\u003c\/li\u003e\n\u003cli\u003eAddresses brake fluid leaks that reduce braking efficiency\u003c\/li\u003e\n\u003cli\u003eSolves inconsistent brake pedal feel due to internal cylinder wear\u003c\/li\u003e\n\u003cli\u003eSupports brake system rebuilds requiring OEM-compatible master cylinders\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eEnsure the brake system is properly bled after installation to remove air and maintain hydraulic integrity. Verify that mounting holes align correctly with the vehicle’s brake booster or firewall. Use compatible brake lines matching the primary and secondary port thread sizes (1\/2\"-20 and 9\/16\"-18) to prevent leaks. Inspect all brake components during installation for wear or damage to ensure overall system reliability.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eRaybestos Element3; New brake master cylinders are manufactured to meet strict quality standards, ensuring durability and performance. While specific warranty details may vary, Raybestos products typically come with a limited warranty covering defects in materials and workmanship. Refer to the product documentation for exact warranty terms.\u003c\/p\u003e","brand":"Raybestos","offers":[{"title":"Default Title","offer_id":44428076351669,"sku":"BDBL-MC39330","price":86.2,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RS_MC39330_Fro.jpg?v=1775019011","url":"https:\/\/www.partcatalog.com\/products\/raybestos-mc39330-brake-master-cylinder","provider":"PartCatalog","version":"1.0","type":"link"}