{"product_id":"centric-130-66011-brake-master-cylinder","title":"Centric 130.66011 Brake Master Cylinder","description":"\u003ch2\u003eOverview of Centric Premium Brake Master Cylinder 130.66011\u003c\/h2\u003e\u003cp\u003eThe Centric Premium Brake Master Cylinder 130.66011 is engineered for reliable brake hydraulics performance in select Chevrolet, GMC, and Oldsmobile vehicles. Designed to meet OEM specifications, this master cylinder ensures consistent braking response for models like the Chevrolet Blazer, GMC Jimmy, and Oldsmobile S15.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eDurable cast iron master cylinder body\u003c\/li\u003e\n\u003cli\u003ePlastic single reservoir with removable style\u003c\/li\u003e\n\u003cli\u003eIncludes master cylinder cap and reservoir\u003c\/li\u003e\n\u003cli\u003eTwo mounting holes for secure 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 1.417 inches\u003c\/li\u003e\n\u003cli\u003eCompatible with Chevrolet Blazer, GMC Bravada, and Oldsmobile S10 models\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Line Details: Centric Premium Brake Master Cylinders\u003c\/h2\u003e\u003cp\u003eThe Centric Premium Brake Master Cylinders line focuses on delivering high-quality brake hydraulic components that match or exceed original equipment standards. This product line emphasizes durability and precise fitment, making it suitable for vehicles requiring dependable brake master cylinders. The 130.66011 part benefits from this line’s attention to material quality and design, including a cast iron body and a plastic reservoir that is removable for maintenance.\u003c\/p\u003e\u003ch2\u003eTechnical Description and Specifications\u003c\/h2\u003e\u003cp\u003eThis brake master cylinder features a cast iron construction for strength and longevity, paired with a plastic reservoir designed for easy fluid inspection and replacement. The single reservoir style simplifies the brake fluid system while maintaining proper fluid levels. It includes a master cylinder cap but does not come with mounting hardware, push rod, brake booster, bleeder hoses, or mounting bracket. The unit has two mounting holes and two ports with inverted flare threads: a primary outlet thread size of 1\/2\"-20 and a secondary outlet thread size of 9\/16\"-18, both designed for secure brake line connections. The stepped bore design includes a primary bore diameter of 1.417 inches and a secondary bore diameter of 0.929 inches, ensuring proper hydraulic pressure distribution.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eChevrolet Blazer\u003c\/li\u003e\n\u003cli\u003eGMC Bravada\u003c\/li\u003e\n\u003cli\u003eOldsmobile S10, S15, and S15 Jimmy\u003c\/li\u003e\n\u003cli\u003eGMC Jimmy and Sonoma\u003c\/li\u003e\n\u003cli\u003eChevrolet S10 Blazer\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThis master cylinder is intended for brake system repairs or replacements where the original master cylinder has failed or is showing signs of wear.\u003c\/p\u003e\u003ch2\u003eCommon Issues Addressed by This Master Cylinder\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBrake pedal sinking or sponginess due to internal leaks\u003c\/li\u003e\n\u003cli\u003eBrake fluid contamination or reservoir damage\u003c\/li\u003e\n\u003cli\u003eLoss of hydraulic pressure affecting braking performance\u003c\/li\u003e\n\u003cli\u003eWorn or damaged bore causing inconsistent brake response\u003c\/li\u003e\n\u003cli\u003eCorrosion or failure of original cast iron master cylinder\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eInstallation requires removal of the old master cylinder and proper bleeding of the brake system to remove air. Note that mounting hardware, push rod, brake booster, and bleeder hoses are not included and must be reused or sourced separately. Ensure the inverted flare thread connections on the primary and secondary outlets are properly tightened to prevent leaks. The removable reservoir style allows for easier maintenance and fluid replacement during installation.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eCentric Premium Brake Master Cylinders are manufactured to meet strict quality standards for durability and performance. The cast iron construction and precise bore dimensions contribute to long service life. While specific warranty details are not provided here, Centric products typically come with a limited warranty against defects in materials and workmanship. Verify warranty terms with the product documentation or supplier.\u003c\/p\u003e","brand":"Centric","offers":[{"title":"Default Title","offer_id":44575593136309,"sku":"BKNJ-130.66011","price":70.46,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/CE_13066011_Fro_e91c78b0-5187-46d1-bf73-09ef951b338d.jpg?v=1775064301","url":"https:\/\/www.partcatalog.com\/products\/centric-130-66011-brake-master-cylinder","provider":"PartCatalog","version":"1.0","type":"link"}