{"title":"OBP  Master Cylinders for top brands","description":"\u003ch1\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eOBP Motorsport Master Cylinders\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h1\u003e","products":[{"product_id":"obp-compact-master-cylinder","title":"OBP Compact Master Cylinder","description":"\u003ch2\u003e\u003cstrong\u003eBrake and Clutch Master Cylinders — 0.625, 0.7, 0.75 Bore Sizes\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThe obp Motorsport range of Compact Master Cylinders is engineered to be the perfect space-saving solution for anyone working with limited room in the engine bay. Produced from forged aluminium, these lightweight designs offer a significant advantage over standard remote master cylinders with their extra-short internal chamber. That’s what makes our compact master cylinders ideal for amateur and professional motorsport, as well as other high-performance applications.\u003c\/p\u003e\n\u003cp\u003eWhether you’re upgrading your braking system or fine-tuning your hydraulic systems, these compact master cylinders are designed to perform with precision and reliability for clutches and brakes (front and rear).\u003c\/p\u003e\n\u003cp\u003eThey’re also a versatile fit for applications in Automotive, Motorsport, Agriculture, and even Hydraulic systems.\u003c\/p\u003e\n\u003ch2\u003eCompact Master Cylinders Key Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eThe compact design maximises space, making this part perfect for tight engine bays.\u003c\/li\u003e\n\u003cli\u003eLightweight construction (weighing just 200g), made from high-strength forged aluminium.\u003c\/li\u003e\n\u003cli\u003eThe Extra-Short Internal Chamber is optimised for reduced space without compromising performance.\u003c\/li\u003e\n\u003cli\u003eThe standard 2.25” (57mm) bolt-hole spacing shares the same mounting patterns as most master cylinders on the market, making it a direct fit for many setups.\u003c\/li\u003e\n\u003cli\u003eThe 60° Mounting Flange provides flexibility in installation angles for various applications.\u003c\/li\u003e\n\u003cli\u003eCan be used with remote or attachable fluid reservoirs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eThread Inlets and Outlets\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e7\/16”-20 UNF Inlet\u003c\/li\u003e\n\u003cli\u003e3\/8”-24 UNF Outlet\u003c\/li\u003e\n\u003cli\u003eCut-Off Range – Between 0.7mm – 1.7mm, ensuring precise fluid control for enhanced braking performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eIdeal for Automotive \u0026amp; Motorsport Applications\u003c\/h2\u003e\n\u003cp\u003eWhen it comes to performance vehicles, the right balance between brake and clutch systems is critical. For motorsport and automotive applications, we recommend the following setup for optimal performance:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e0.625” Bore for the front brakes\u003c\/li\u003e\n\u003cli\u003e0.7 Bore for the rear brakes\u003c\/li\u003e\n\u003cli\u003e0.75 Bore for the clutch\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis configuration ensures the perfect fluid displacement based on the number of caliper pistons you’re running. For instance, if you’re using 6-pot calipers, you may require a 0.7” or 0.75” master cylinder to move enough brake fluid and deliver optimal braking performance.\u003c\/p\u003e","brand":"obp","offers":[{"title":".625","offer_id":52671768133974,"sku":"OBPFC-625","price":82.87,"currency_code":"EUR","in_stock":true},{"title":".7","offer_id":52671768166742,"sku":"OBPFC-700","price":82.87,"currency_code":"EUR","in_stock":true},{"title":".75","offer_id":52671768199510,"sku":"OBPFC-750","price":82.87,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6119\/2790\/files\/Compact-Cylinder-1-1024x791.webp?v=1771799825"},{"product_id":"obp-integral-master-cylinder","title":"OBP Integral Master Cylinder","description":"\u003ch2\u003eBrake and Clutch Master Cylinders — 0.625″, 0.7″, 0.75″, 0.812″, 0.875″ and 1-inch Bore Sizes\u003c\/h2\u003e\n\u003cp\u003eThe space-saving, integral design of the obp master cylinder is a game-changer for bulkhead-fit pedal boxes, making it perfect for installations where the cylinder sits conveniently in the engine bay. With the built-in reservoir, you eliminate the need for extra brake lines required in a remote setup, ensuring a leak-free operation and a cleaner, more efficient system.\u003c\/p\u003e\n\u003cp\u003eThe obp Master Cylinder is designed for compatibility, with a 2.25” (57mm) bolt-hole spacing that matches most standard mounting patterns in the industry. This makes it an ideal choice for a wide variety of applications, including automotive, motorsport, agriculture, hydraulic systems, and more.\u003c\/p\u003e\n\u003ch2\u003eIntegral Master Cylinders Key Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eLightweight at just 350g\u003c\/li\u003e\n\u003cli\u003eVertical Mounting Flange for easy installation\u003c\/li\u003e\n\u003cli\u003e3\/8”-24 UNF Outlet for reliable connections\u003c\/li\u003e\n\u003cli\u003eStandard 84mm Push Rod Length\u003c\/li\u003e\n\u003cli\u003eM8 Bolt Hole Size for universal mounting\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eChoosing the Right Master Cylinder Bore Size\u003c\/h2\u003e\n\u003cp\u003eWhen selecting the proper master cylinder size for automotive and motorsport applications, a general rule of thumb is:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e0.625-inch Bore\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efor front brakes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e0.700-inch Bore\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efor rear brakes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e0.750-inch Bore\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efor the clutch\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e0.812″, 0.875-inch or 1-inch\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eHowever, this may vary depending on the size of your brake calipers because some calipers require more brake fluid for optimal performance.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eInlet Fitting: 7\/16-inch-20 UNF\u003c\/li\u003e\n\u003cli\u003eOutlet Fitting: 3\/8-inch-24 UNF\u003c\/li\u003e\n\u003cli\u003ePush Rod Thread: 5\/16-inch\u003c\/li\u003e\n\u003cli\u003ePushrod Length: 84mm\u003c\/li\u003e\n\u003cli\u003eBolt Hole Spacing: 1\/4-inch\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eTo add some context, the 3\/8”-24 UNF outlet indicates that the outlet port of the master cylinder has a diameter of 3\/8 inches, with 24 threads per inch, following the UNF threading standard. This ensures a strong, leak-resistant connection, which is critical in high-pressure applications like braking systems in racing vehicles.\u003c\/p\u003e","brand":"obp","offers":[{"title":"0.625","offer_id":52673702953302,"sku":"OBPMC01","price":50.27,"currency_code":"EUR","in_stock":true},{"title":"0.7","offer_id":52673702986070,"sku":"OBPMC02","price":50.27,"currency_code":"EUR","in_stock":true},{"title":"0.75","offer_id":52673703018838,"sku":"OBPMC03","price":50.27,"currency_code":"EUR","in_stock":true},{"title":"0.812","offer_id":52673703051606,"sku":"OBPMC004","price":50.27,"currency_code":"EUR","in_stock":true},{"title":"0.875","offer_id":52673703084374,"sku":"OBPMC005","price":50.27,"currency_code":"EUR","in_stock":true},{"title":"1","offer_id":52673703117142,"sku":"OBPMC007","price":50.27,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6119\/2790\/files\/OBPMC03-1024x819.webp?v=1771840232"},{"product_id":"obp-master-cylinder","title":"OBP Master Cylinder","description":"\u003ch4\u003eRemote Master Cylinders\u003c\/h4\u003e\n\u003cp\u003eThe obp range of Remote\u003cspan\u003e \u003c\/span\u003eMaster Cylinders\u003cspan\u003e \u003c\/span\u003eis among the most sought-after braking accessories on the market. Known for their reliability, affordability, and performance — these cylinders are designed with a double internal seal setup, ensuring they stay at the forefront of braking solutions globally.\u003c\/p\u003e\n\u003cp\u003eWhether you’re working on a race car, agricultural equipment, or hydraulic systems, obp Remote Master Cylinders provide the quality and precision you need in challenging environments.\u003c\/p\u003e\n\u003ch4\u003eWhy Choose a Remote Master Cylinder?\u003c\/h4\u003e\n\u003cp\u003eWhen space in the engine bay is tight, and you can’t fit a\u003cspan\u003e \u003c\/span\u003emaster cylinder with a built-in reservoir, remote master cylinders offer the perfect solution. They allow you to mount the brake reservoirs in an alternative location by running a brake reservoir feed hose to the cylinder, providing flexibility without sacrificing performance.\u003c\/p\u003e\n\u003cp\u003eThe 2.25-inch (57mm) bolt-hole spacing ensures compatibility with the majority of master cylinders on the market, making installation easy across various applications.\u003c\/p\u003e\n\u003cp\u003eWhether you’re involved in automotive, motorsport, agriculture, or hydraulic systems, obp Remote Master Cylinders are designed to handle it all. From street cars to high-performance race cars, these units ensure top-level braking performance.\u003c\/p\u003e\n\u003ch4\u003eWhat Master Cylinder Size Do You Need?\u003c\/h4\u003e\n\u003cp\u003eFor automotive and motorsport applications, choosing the right master cylinder size is essential for optimal performance. We typically recommend the following setup:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFront Brakes: 0.625-inch Bore\u003c\/li\u003e\n\u003cli\u003eRear Brakes: 0.7-inch Bore\u003c\/li\u003e\n\u003cli\u003eClutch: 0.75-inch Bore\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eHowever, this can vary based on the number of pistons in your calipers. For example, larger calipers may require a 0.7-inch or 0.75-inch bore to move enough fluid for maximum braking efficiency.\u003c\/p\u003e\n\u003ch4\u003eCan obp Remote Master Cylinders be used for ABS Systems?\u003c\/h4\u003e\n\u003cp\u003eNo, our integral and remote master cylinders are designed as a single chamber structure which are\u003cspan\u003e \u003c\/span\u003e\u003cspan\u003eincompatible with ABS Brakes\u003c\/span\u003e. ABS Brake Master Cylinders require tandem dual chamber designs to provide a redundant brake circuits.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003e\u003cspan\u003eKey Technical Specifications:\u003c\/span\u003e\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eWeight: 300g\u003c\/li\u003e\n\u003cli\u003eVertical Mounting Flange for easy installation\u003c\/li\u003e\n\u003cli\u003eInlet Fitting: 7\/16″-20 UNF\u003c\/li\u003e\n\u003cli\u003eOutlet Fitting: 3\/8″-24 UNF\u003c\/li\u003e\n\u003cli\u003ePush Rod Standard Length: 84mm\u003c\/li\u003e\n\u003cli\u003eBolt Hole Size: M8\u003c\/li\u003e\n\u003cli\u003eAvailable Bore Sizes: 0.625-inch, 0.7-inch, 0.75-inch, 0.812-inch, 0.875-inch \u0026amp; 1-inch\u003c\/li\u003e\n\u003cli\u003eProduced by cast 6061 Aluminium with Hard Anodising creating an excellent wear resistance\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"obp","offers":[{"title":"0.625","offer_id":52673744961878,"sku":"OBPCB002","price":43.91,"currency_code":"EUR","in_stock":true},{"title":"0.7","offer_id":52673744994646,"sku":"OBPCB001","price":43.91,"currency_code":"EUR","in_stock":true},{"title":"0.75","offer_id":52673745027414,"sku":"OBPCB003","price":43.91,"currency_code":"EUR","in_stock":true},{"title":"0.812","offer_id":52673745060182,"sku":"OBPMCN14","price":43.91,"currency_code":"EUR","in_stock":true},{"title":"0.875","offer_id":52673745092950,"sku":"OBPMCN15","price":43.91,"currency_code":"EUR","in_stock":true},{"title":"1","offer_id":52673745125718,"sku":"OBPMCN17","price":43.91,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6119\/2790\/files\/OBPCB001-1024x819_jpg.webp?v=1771840932"},{"product_id":"compact-master-cylinder-piston-seal-repair-kit","title":"Compact Master Cylinder Piston \u0026 Seal Repair Kit","description":"\u003ch2\u003eRebuild Kit for Compact Master Cylinders\u003c\/h2\u003e\n\u003cp\u003eOur Compact Master Cylinder Rebuild Kit is essential for ensuring your compact\u003cspan\u003e \u003c\/span\u003emaster cylinders\u003cspan\u003e \u003c\/span\u003eperform at their best, time-after-time.\u003c\/p\u003e\n\u003cp\u003eThe compact master cylinder rebuild kits include all the necessary components needed, traditionally after a race season, to ensure the master cylinders are working at the optimal performance after heavy use of the pre-existing components.\u003c\/p\u003e\n\u003cp\u003eThe rebuild kit includes:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDouble Seal Piston\u003c\/li\u003e\n\u003cli\u003ePush Rod\u003c\/li\u003e\n\u003cli\u003eSprings\u003c\/li\u003e\n\u003cli\u003eDust Boot\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThese are only suitable for the\u003cspan\u003e \u003c\/span\u003eobp Compact Master Cylinders.\u003c\/p\u003e","brand":"obp","offers":[{"title":"0.625","offer_id":52673796669782,"sku":"OBP-SEAL-REPAIR-KIT-1","price":16.85,"currency_code":"EUR","in_stock":true},{"title":"0.7","offer_id":52673796702550,"sku":"OBP-SEAL-REPAIR-KIT-2","price":16.85,"currency_code":"EUR","in_stock":true},{"title":"0.75","offer_id":52673796735318,"sku":"OBP-SEAL-REPAIR-KIT-3","price":16.85,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6119\/2790\/files\/Compact-Repair-pdf-2-1024x973_jpg.webp?v=1771841392"},{"product_id":"replacement-integral-master-cylinder-reservoir-cap","title":"Replacement Integral Master Cylinder Reservoir Cap","description":"\u003cp\u003e\u003cstrong\u003eIntegral Master Cylinder Replacement Reservoir Cap\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eSuitable to be used with any Integral Master Cylinder needing a replacement cap over the reservoir.\u003c\/p\u003e\n\u003cp\u003e44mm ID x 51mm OD\u003c\/p\u003e","brand":"obp","offers":[{"title":"Default Title","offer_id":52673808105814,"sku":"OBPMCI-CAP","price":8.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6119\/2790\/files\/MCI-CAP-1024x932_jpg.webp?v=1771841837"},{"product_id":"master-cylinder-piston-seal-repair-kit","title":"Master Cylinder Piston \u0026 Seal Repair Kit","description":"\u003ch2\u003eRebuild Kit for Remote Master Cylinders\u003c\/h2\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003eobp Motorsport\u003cspan\u003e \u003c\/span\u003eMaster Cylinder Rebuild Kit is essential for ensuring your\u003cspan\u003e \u003c\/span\u003emaster cylinders\u003cspan\u003e \u003c\/span\u003eperform at their best after the rigours of race season.\u003c\/p\u003e\n\u003cp\u003eDesigned to replace all key internal components, this kit keeps your car’s braking system in peak condition. Whether you’re preparing for a new season on track or maintaining top-tier performance, this rebuild kit has everything you need.\u003c\/p\u003e\n\u003cp\u003eThe kit includes everything necessary to restore your master cylinder’s functionality:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eA double seal piston\u003c\/li\u003e\n\u003cli\u003ePush rod\u003c\/li\u003e\n\u003cli\u003eSprings\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThese are only suitable for\u003cspan\u003e \u003c\/span\u003eremote master cylinders\u003cspan\u003e \u003c\/span\u003e— such as obp and Girling.\u003c\/p\u003e","brand":"obp","offers":[{"title":"0.625","offer_id":52673825669462,"sku":"OBP-REPAIR-P\u0026S KIT-1","price":15.22,"currency_code":"EUR","in_stock":true},{"title":"0.7","offer_id":52673825702230,"sku":"OBP-REPAIR-P\u0026S KIT-2","price":15.22,"currency_code":"EUR","in_stock":true},{"title":"0.75","offer_id":52673825734998,"sku":"OBP-REPAIR-P\u0026S KIT-3","price":15.22,"currency_code":"EUR","in_stock":true},{"title":"0.875","offer_id":52673825767766,"sku":"OBP-REPAIR-P\u0026S KIT-4","price":15.22,"currency_code":"EUR","in_stock":true},{"title":"1","offer_id":52673825800534,"sku":"OBP-REPAIR-P\u0026S KIT-5","price":15.22,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6119\/2790\/files\/OBPRP75-1024x819_jpg.webp?v=1771842055"},{"product_id":"replacement-master-cylinder-push-rod","title":"Replacement Master Cylinder Push Rod","description":"\u003ch2\u003ePush Rod for obp Master Cylinders: 84mm, 115mm \u0026amp; 150mm\u003c\/h2\u003e\n\u003cp\u003eThis Replacement Master Cylinder Push Rod fits all obp Motorsport Master Cylinders. The push rod has a 5\/16″ UNF Thread and comes in three different overall lengths.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eOBPMCPR01 – 84mm Long\u003c\/li\u003e\n\u003cli\u003eOBPMCPR02 – 115mm Long\u003c\/li\u003e\n\u003cli\u003eOBPMCPR03 – 150mm Long\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat is a Replacement Master Cylinder Push Rod?\u003c\/h2\u003e\n\u003cp\u003eA Replacement Master Cylinder Push Rod is a small but important component used in hydraulic braking or clutch systems, transferring the mechanical force from the brake or clutch pedal to the master cylinder. This then converts that mechanical input into hydraulic pressure to actuate the brakes or clutch.\u003c\/p\u003e\n\u003cp\u003eWhen a driver presses the pedal, the push rod moves against a piston inside the master cylinder. 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If you have 3 master cylinders to install, for example, you’ll need three bolt kits.\u003c\/p\u003e\n\u003cp\u003eThe kit contains\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e2 x 25mm M8 Hex Dome Head Bolts\u003c\/li\u003e\n\u003cli\u003e2 x M8 Nyloc Nuts\u003c\/li\u003e\n\u003cli\u003e4 x M8 Washers\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhy M8 Bolts?\u003c\/h3\u003e\n\u003cp\u003eM8 bolts are commonly used for fitting master cylinders due to their strength and load capacity, and their resistance to vibration and pressure. The bolt’s diameter (8 mm) provides enough surface area to distribute the load evenly without overstressing the threads or the material.\u003c\/p\u003e\n\u003cp\u003eMaster cylinders are critical components in braking and clutch systems, so they require bolts that can securely hold them in place under significant pressure and force.\u003c\/p\u003e\n\u003cp\u003eM8 bolts offer a good balance of strength without being overly large or heavy — meaning they don’t complicate installation or interfere with other components.\u003c\/p\u003e","brand":"obp","offers":[{"title":"Default Title","offer_id":52673863024982,"sku":"OBP-S\/M-BOLTS","price":2.5,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6119\/2790\/files\/d87185_8c99ca65b78047c89a2fccbe3ac41693mv2_jpg.webp?v=1771842472"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6119\/2790\/collections\/obp-motorsport-logo_305b9da5-f6c3-4002-9498-07e09b8d2aa6.svg?v=1771796756","url":"https:\/\/driftmafia.life\/collections\/obp-master-cylinders-for-top-brands.oembed","provider":"DriftMafia","version":"1.0","type":"link"}