{"product_id":"cardone-53-8603-power-brake-booster","title":"Cardone 53-8603 Power Brake Booster","description":"\u003ch2\u003eOverview of Cardone Vacuum Power Brake Booster 53-8603\u003c\/h2\u003e\u003cp\u003eThe Cardone Vacuum Power Brake Booster 53-8603 is designed to restore proper brake assist function in select Nissan and INFINITI vehicles. This remanufactured power brake booster features a dual diaphragm style and is engineered to meet OEM specifications for reliable braking performance.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eRemanufactured power brake booster with dual diaphragm design\u003c\/li\u003e\n\u003cli\u003eDiaphragm diameter: 9.655 inches (245.237 mm)\u003c\/li\u003e\n\u003cli\u003eConstructed from durable steel material\u003c\/li\u003e\n\u003cli\u003eCompatible with Nissan 370Z, EX37, G37 and INFINITI Q40, Q60, QX50 models\u003c\/li\u003e\n\u003cli\u003eIncludes booster, instruction manual, and master cylinder neck seal\u003c\/li\u003e\n\u003cli\u003eMaster cylinder stud thread size: M8 x 1.25\u003c\/li\u003e\n\u003cli\u003eGray color finish\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCardone Vacuum Power Brake Booster Product Line\u003c\/h2\u003e\u003cp\u003eThe Vacuum Power Brake Booster line from Cardone focuses on remanufactured brake boosters that provide consistent vacuum assist for improved braking control. This product line emphasizes durability and precise fitment, ensuring compatibility with specific vehicle models such as the Nissan 370Z and INFINITI Q60. The 53-8603 part number represents a reliable option within this line, engineered to restore brake booster function without including the master cylinder.\u003c\/p\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThis Cardone power brake booster features a dual diaphragm style with a 9.655-inch diameter, providing effective vacuum assistance to reduce pedal effort. The steel construction enhances durability and resistance to wear. Designed specifically for select Nissan and INFINITI vehicles, this booster is finished in gray and includes essential installation components such as the master cylinder neck seal and an instruction manual. Note that the master cylinder is not included, and the stud thread size is M8 x 1.25 to match OEM specifications.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores brake pedal assist in Nissan 370Z and INFINITI Q40 models\u003c\/li\u003e\n\u003cli\u003eEliminates hard brake pedal feel caused by failing booster\u003c\/li\u003e\n\u003cli\u003eResolves vacuum leaks affecting brake performance\u003c\/li\u003e\n\u003cli\u003eAddresses inconsistent brake pedal travel or sponginess\u003c\/li\u003e\n\u003cli\u003eReplaces worn or damaged brake booster components\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure compatibility with vehicle make and model before installation\u003c\/li\u003e\n\u003cli\u003eFollow included instruction manual carefully for proper mounting and connection\u003c\/li\u003e\n\u003cli\u003eVerify master cylinder stud thread size (M8 x 1.25) matches vehicle specifications\u003c\/li\u003e\n\u003cli\u003eInspect vacuum lines and seals during installation to prevent leaks\u003c\/li\u003e\n\u003cli\u003eBleed brake system after installation to remove air and ensure proper function\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eThis remanufactured Cardone Vacuum Power Brake Booster 53-8603 undergoes rigorous testing to meet performance standards. While specific warranty details are not provided here, Cardone products typically come with a limited warranty covering defects in materials and workmanship. Refer to Cardone's official warranty policy for complete information.\u003c\/p\u003e","brand":"Cardone","offers":[{"title":"Default Title","offer_id":43387789803701,"sku":"CPCX-53-8603","price":242.41,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/A1_538603_Lef_6d32ca96-c025-440d-9b2a-c2a608307a64.jpg?v=1774707566","url":"https:\/\/www.partcatalog.com\/products\/cardone-53-8603-power-brake-booster","provider":"PartCatalog","version":"1.0","type":"link"}