{"product_id":"centric-130-66015-brake-master-cylinder","title":"Centric 130.66015 Brake Master Cylinder","description":"\u003ch2\u003eOverview of Centric Premium Brake Master Cylinder 130.66015\u003c\/h2\u003e\u003cp\u003eThe Centric Premium Brake Master Cylinder 130.66015 is engineered for reliable brake hydraulic performance in Chevrolet and GMC vehicles. Designed specifically for models like the Astro, G10, G20, P20, P2500, and Safari, this master cylinder ensures consistent braking response and durability.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eDurable cast iron master cylinder body\u003c\/li\u003e\n\u003cli\u003eIncludes a removable plastic reservoir with a single-chamber design\u003c\/li\u003e\n\u003cli\u003eComes with a master cylinder cap for secure sealing\u003c\/li\u003e\n\u003cli\u003eTwo mounting holes for stable installation\u003c\/li\u003e\n\u003cli\u003ePrimary and secondary outlet thread sizes: 1\/2\"-20 and 9\/16\"-18 inverted flare\u003c\/li\u003e\n\u003cli\u003eStepped bore design with primary bore diameter of 1.575 inches and secondary bore diameter of 1.126 inches\u003c\/li\u003e\n\u003cli\u003eCompatible with Chevrolet and GMC Astro, G10, G20, P20, P2500, and Safari models\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eAbout Centric Premium Brake Master Cylinders\u003c\/h2\u003e\u003cp\u003eThe Centric Premium Brake Master Cylinders line focuses on delivering precise hydraulic control and long-lasting performance. This product line features master cylinders constructed from cast iron for strength and includes plastic reservoirs designed for easy maintenance. The 130.66015 model exemplifies this approach by combining robust materials with practical features like a removable reservoir and included master cylinder cap, tailored for specific GM van and truck applications.\u003c\/p\u003e\u003ch2\u003eProduct Details and Specifications\u003c\/h2\u003e\u003cp\u003eThis brake master cylinder features a cast iron body that provides structural integrity and resistance to wear. The included plastic reservoir is removable, facilitating fluid inspection and replacement. It has a single reservoir style with two ports, each equipped with inverted flare threads—primary outlet at 1\/2\"-20 and secondary outlet at 9\/16\"-18—ensuring compatibility with standard brake lines. The stepped bore design includes a primary bore diameter of 1.575 inches and a secondary bore diameter of 1.126 inches, optimizing hydraulic pressure distribution. Note that mounting hardware, push rod, brake booster, bleeder hoses, and mounting bracket are not included.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Problem Solving\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores proper brake fluid pressure in Chevrolet Astro and GMC Safari vans\u003c\/li\u003e\n\u003cli\u003eReplaces worn or leaking master cylinders in GMC G10, G20, and P20 models\u003c\/li\u003e\n\u003cli\u003eAddresses brake pedal sinking or sponginess in Chevrolet P2500 trucks\u003c\/li\u003e\n\u003cli\u003eEliminates fluid leaks from damaged reservoirs or seals\u003c\/li\u003e\n\u003cli\u003eImproves overall brake system responsiveness and safety\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure compatibility with your specific Chevrolet or GMC model before installation\u003c\/li\u003e\n\u003cli\u003eUse appropriate brake line fittings matching the inverted flare thread sizes\u003c\/li\u003e\n\u003cli\u003eBleed the brake system thoroughly after installation to remove air\u003c\/li\u003e\n\u003cli\u003eVerify that the master cylinder cap is securely installed to prevent contamination\u003c\/li\u003e\n\u003cli\u003eMounting hardware is not included; retain original hardware or source compatible replacements\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eCentric Premium Brake Master Cylinders are manufactured to meet or exceed OEM specifications for fit and function. The 130.66015 part undergoes rigorous quality control to ensure durability and reliable braking performance. Warranty coverage details should be confirmed with the product supplier or manufacturer.\u003c\/p\u003e","brand":"Centric","offers":[{"title":"Default Title","offer_id":44575594774709,"sku":"BKNJ-130.66015","price":79.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/CE_13066015_Fro_76dba23a-fd47-476b-89e5-47b30d9ab51b.jpg?v=1775064303","url":"https:\/\/www.partcatalog.com\/products\/centric-130-66015-brake-master-cylinder","provider":"PartCatalog","version":"1.0","type":"link"}