{"title":"Master Cylinders \u0026 Boosters","description":"","products":[{"product_id":"pb-6770-at","title":"Power Brake Upgrade for 67-70 Mustang or Cougar","description":"\u003cp\u003e67-70 BOLT-IN-KIT WITH BOOSTER\u003c\/p\u003e\n\u003cp\u003eFITS 67-70 Mustang \u0026amp; Cougar\u003c\/p\u003e\n\u003cp\u003eIncludes BENDIX-style Booster(now painted black)\u003c\/p\u003e\n\u003cp\u003eA new POWER BRAKE PEDAL\u003c\/p\u003e\n\u003cp\u003eTwo new nylon bushings for the brake pivot tube\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSelect fit for automatic (AT) transmission or (MT) transmission\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e1 Year Warranty on Booster\u003c\/p\u003e","brand":"MustangSteve","offers":[{"title":"Manual","offer_id":51917664682272,"sku":"PB-6770-MT","price":375.0,"currency_code":"USD","in_stock":true},{"title":"Automatic","offer_id":51917664715040,"sku":"PB-6770-AT","price":375.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0847\/8392\/3488\/files\/PB6770MT_2_1-PhotoRoom_4fe06a62-fedc-49f0-adfe-cc7b97f78ad6.png?v=1705544045"},{"product_id":"booster-65","title":"Power Booster for a 65-66 Mustang","description":"\u003cp\u003e\u003cstrong\u003eNOTE: (NOT 65\/66 Stock Replacement, Requires PB-2 Kit for installation)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e9\" Booster Single \u003c\/strong\u003e\u003cb\u003eDiaphragm\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eVacuum Brake Booster with 1 year warranty. \u003cbr\u003e\u003c\/p\u003e","brand":"MustangSteve","offers":[{"title":"Default Title","offer_id":47368168210720,"sku":"Booster-65","price":176.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0847\/8392\/3488\/files\/Booster-4_511387f1-9f39-45ed-9b4d-fb3c77247d96.jpg?v=1744320887"},{"product_id":"pb-2","title":"Power Brake Conversion For a 65-66 Mustang","description":"\u003cp dir=\"ltr\"\u003e\u003cstrong\u003e65-66 Mustang Do-It-Yourself Parts Kit\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eKit Includes:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli dir=\"ltr\" aria-level=\"1\"\u003e\n\u003cp dir=\"ltr\" role=\"presentation\"\u003e\u003cstrong\u003eRedesigned Brake Pedal Pin\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\" aria-level=\"1\"\u003e\n\u003cp dir=\"ltr\" role=\"presentation\"\u003e\u003cstrong\u003eFirewall Bracket\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\" aria-level=\"1\"\u003e\n\u003cp dir=\"ltr\" role=\"presentation\"\u003e\u003cstrong\u003eDetailed Plans\u003c\/strong\u003e\u003cspan\u003e for installation.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eThis kit also works with \u003c\/span\u003e\u003cstrong\u003e1965 Ford Falcon\u003c\/strong\u003e\u003cspan\u003e with minor firewall modifications.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eBooster Compatibility:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli dir=\"ltr\" aria-level=\"1\"\u003e\n\u003cp dir=\"ltr\" role=\"presentation\"\u003e\u003cspan\u003eWorks with the \u003c\/span\u003e\u003cstrong\u003e1983-93 Fox-body Mustang 4-cylinder booster, 1980 Fairmont booster, or MustangSteve-provided booster\u003c\/strong\u003e\u003cspan\u003e (same design).\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\" aria-level=\"1\"\u003e\n\u003cp dir=\"ltr\" role=\"presentation\"\u003e\u003cspan\u003eEnsures easy access to replacement boosters using original Ford parts.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003e \u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3 dir=\"ltr\"\u003e\u003cspan\u003eExclusive Features of the MustangSteve Power Brake Conversion:\u003c\/span\u003e\u003c\/h3\u003e\n\u003col\u003e\n\u003cli dir=\"ltr\" aria-level=\"1\"\u003e\n\u003cp dir=\"ltr\" role=\"presentation\"\u003e\u003cstrong\u003eRevised Pedal Ratio\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cul\u003e\n\u003cli dir=\"ltr\" aria-level=\"2\"\u003e\n\u003cp dir=\"ltr\" role=\"presentation\"\u003e\u003cspan\u003eReduces pedal travel, providing a modern car \"feel\" (~2\" travel with front disc, ~1\" with 4-wheel discs).\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cli dir=\"ltr\" aria-level=\"1\"\u003e\n\u003cp dir=\"ltr\" role=\"presentation\"\u003e\u003cstrong\u003eAdditional Firewall Bracing\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cul\u003e\n\u003cli dir=\"ltr\" aria-level=\"2\"\u003e\n\u003cp dir=\"ltr\" role=\"presentation\"\u003e\u003cspan\u003eWelds to the pedal support, preventing firewall fatigue and cracking around the booster mount area.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cli dir=\"ltr\" aria-level=\"1\"\u003e\n\u003cp dir=\"ltr\" role=\"presentation\"\u003e\u003cstrong\u003e9\" Diameter Booster\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cul\u003e\n\u003cli dir=\"ltr\" aria-level=\"2\"\u003e\n\u003cp dir=\"ltr\" role=\"presentation\"\u003e\u003cspan\u003eUses a \u003c\/span\u003e\u003cspan\u003eFox Mustang\u003c\/span\u003e\u003cspan\u003e booster that won’t fade after repeated stops, unlike off-brand or imported boosters. Replacement parts are available in the future.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cli dir=\"ltr\" aria-level=\"1\"\u003e\n\u003cp dir=\"ltr\" role=\"presentation\"\u003e\u003cstrong\u003eFactory Fit and Appearance\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cul\u003e\n\u003cli dir=\"ltr\" aria-level=\"2\"\u003e\n\u003cp dir=\"ltr\" role=\"presentation\"\u003e\u003cspan\u003eThe kit fits and functions better than the original 65-66 booster, creating a more factory-like appearance and improved performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cli dir=\"ltr\" aria-level=\"1\"\u003e\n\u003cp dir=\"ltr\" role=\"presentation\"\u003e\u003cstrong\u003eDual Bowl Master Cylinder Compatibility\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cul\u003e\n\u003cli dir=\"ltr\" aria-level=\"2\"\u003e\n\u003cp dir=\"ltr\" role=\"presentation\"\u003e\u003cspan\u003eUnlike original 65-66 boosters, this kit accommodates dual-bowl master cylinders without clearance issues.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ol\u003e\n\u003cp dir=\"ltr\"\u003e \u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3 dir=\"ltr\"\u003e\u003cspan\u003eInstallation Details:\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli dir=\"ltr\" aria-level=\"1\"\u003e\n\u003cp dir=\"ltr\" role=\"presentation\"\u003e\u003cstrong\u003eBooster Mounting\u003c\/strong\u003e\u003cspan\u003e\u003cstrong\u003e: \u003c\/strong\u003eThe power brake conversion bracket (65-66 only) is made of 10 ga. steel and is welded to the front of the pedal support bracket. This creates a secure and neat installation for the booster, which mounts tight against the firewall. It can fit both a dual bowl master cylinder or the original Mustang master cylinder.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\" aria-level=\"1\"\u003e\n\u003cp dir=\"ltr\" role=\"presentation\"\u003e\u003cstrong\u003ePedal Pin Modification\u003c\/strong\u003e\u003cspan\u003e\u003cstrong\u003e: \u003c\/strong\u003eThe pedal pin, where the original master cylinder connected, must be replaced with a new design pin in a new location. This pin is welded to the pedal arm and features a flange for strength.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\" aria-level=\"1\"\u003e\n\u003cp dir=\"ltr\" role=\"presentation\"\u003e\u003cstrong\u003ePedal Height\u003c\/strong\u003e\u003cspan\u003e\u003cstrong\u003e:\u003c\/strong\u003e The pedal height is slightly lowered, but still very close to a factory height, for a more comfortable driving position. The revised pedal ratio reduces travel, offering a more responsive feel.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\" aria-level=\"1\"\u003e\n\u003cp dir=\"ltr\" role=\"presentation\"\u003e\u003cstrong\u003eTransmission Compatibility\u003c\/strong\u003e\u003cspan\u003e\u003cstrong\u003e:\u003c\/strong\u003e This conversion works with \u003c\/span\u003e\u003cstrong\u003e1965-66 Mustangs with automatic transmissions\u003c\/strong\u003e\u003cspan\u003e. The kit \u003cstrong\u003eALSO \u003c\/strong\u003efits manual transmissions with cable or hydraulic clutches.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003e \u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3 dir=\"ltr\"\u003e\u003cspan\u003eFrequently Asked Questions:\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli dir=\"ltr\" aria-level=\"1\"\u003e\n\u003cp dir=\"ltr\" role=\"presentation\"\u003e\u003cstrong\u003eWill it fit my 4-wheel disc brakes?\u003c\/strong\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003cspan\u003eYes, the kit fits any combination of drum or disc brakes, and the instructions specify the required master cylinder.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\" aria-level=\"1\"\u003e\n\u003cp dir=\"ltr\" role=\"presentation\"\u003e\u003cstrong\u003eCan it fit Falcon and Ranchero?\u003c\/strong\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003cspan\u003eYes, with some extra work. A piece needs to be welded to the brake pedal to properly relocate the pedal pin. Early Falcons (60-63) must use the original-style master cylinder or Shelby-style export brace with a tandem master.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\" aria-level=\"1\"\u003e\n\u003cp dir=\"ltr\" role=\"presentation\"\u003e\u003cstrong\u003eWill it fit a 351W with Hedman headers?\u003c\/strong\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003cspan\u003eThe kit clears short tube headers easily, although the header MAY need to be removed during installation.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\" aria-level=\"1\"\u003e\n\u003cp dir=\"ltr\" role=\"presentation\"\u003e\u003cstrong\u003eWhy won't it fit my car with the original manual transmission?\u003c\/strong\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003cspan\u003e If you have an original toploader transmission with the factory z-bar setup, the clutch actuation rod will interfere with the booster stud placement. However, a T5 or TKX transmission with a cable-actuated clutch will work fine.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"MustangSteve","offers":[{"title":"Default Title","offer_id":47368168538400,"sku":"PB-2","price":69.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0847\/8392\/3488\/files\/PB2_1NoLogo.jpg?v=1704144094"},{"product_id":"pb6770-mt-thinbooster","title":"9\" Single Diaphragm Brake Booster for 1967-1970 Mustang \u0026 Cougar","description":"\u003cp\u003e\u003cstrong\u003eFITS 67-70 Mustang \u0026amp; COUGAR\u003c\/strong\u003e Fits standard (-MT) transmission Single diaphragm 9\" diameter. It requires at least 18 inch hg vacuum to operate.\u003c\/p\u003e\n\u003cp\u003e67-70 BOLT-IN-KIT WITH BOOSTER\u003c\/p\u003e\n\u003cp\u003e1 Year Warranty on Booster \u003c\/p\u003e","brand":"MustangSteve","offers":[{"title":"Default Title","offer_id":47368169226528,"sku":"PB6770-MT","price":473.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0847\/8392\/3488\/files\/PB6770ThinBoosterMT.jpg?v=1704133160"},{"product_id":"new-product","title":"Power Brake Upgrade \/ Replacement for a Manual Transmission 67-70 Mustang or Cougar with Front Disc Brakes","description":"\u003cp\u003e 67-70 BOLT-IN-KIT WITH BOOSTER FITS 67-70 Mustang \u0026amp; Cougar.\u003c\/p\u003e\n\u003cp\u003eIncludes:\u003cbr\u003eA NEW dual diaphragm Booster\u003cbr\u003eA new POWER BRAKE PEDAL\u003cbr\u003eTwo new nylon bushings for the brake pivot tube\u003cbr\u003eNew style of power brake light switch\u003cbr\u003eAdjustable proportioning valve\u003cbr\u003eFront Wheel disc rear drum brake master cylinder\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003cstrong\u003eFits manual (-MT) Transmission\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e1 Year Warranty on Booster\u003c\/p\u003e\n\u003cp\u003eInstall power brakes onto your Mustang or Cougar and have great braking power!\u003c\/p\u003e","brand":"MustangSteve","offers":[{"title":"Default Title","offer_id":47368170668320,"sku":"1800","price":539.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0847\/8392\/3488\/files\/1800.jpg?v=1704144970"},{"product_id":"power-brake-upgrade-replacement-for-an-automatic-transmission-67-70-mustang-or-cougar-for-a-all-wheel-disc-brake-car","title":"Power Brake Upgrade \/ Replacement for an Automatic Transmission 67-70 Mustang or Cougar for a All Wheel Disc Brake Car","description":"\u003cp dir=\"ltr\"\u003e\u003cstrong\u003e67-70 Bolt-In Kit with Booster\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eFits\u003c\/strong\u003e\u003cspan\u003e\u003cstrong\u003e:\u003c\/strong\u003e 1967-1970 Mustang \u0026amp; Cougar\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eIncludes:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli dir=\"ltr\" aria-level=\"1\"\u003e\n\u003cp dir=\"ltr\" role=\"presentation\"\u003e\u003cstrong\u003eNew Dual Diaphragm Booster\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\" aria-level=\"1\"\u003e\n\u003cp dir=\"ltr\" role=\"presentation\"\u003e\u003cstrong\u003eNew Power Brake Pedal\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\" aria-level=\"1\"\u003e\n\u003cp dir=\"ltr\" role=\"presentation\"\u003e\u003cstrong\u003eTwo Nylon Bushings\u003c\/strong\u003e\u003cspan\u003e for brake pivot tube\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\" aria-level=\"1\"\u003e\n\u003cp dir=\"ltr\" role=\"presentation\"\u003e\u003cstrong\u003eNew Style Power Brake Light Switch\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\" aria-level=\"1\"\u003e\n\u003cp dir=\"ltr\" role=\"presentation\"\u003e\u003cstrong\u003eAdjustable Proportioning Valve\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\" aria-level=\"1\"\u003e\n\u003cp dir=\"ltr\" role=\"presentation\"\u003e\u003cstrong\u003eAll-Wheel Disc Brake Master Cylinder\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\" aria-level=\"1\"\u003e\n\u003cp dir=\"ltr\" role=\"presentation\"\u003e\u003cstrong\u003eFits Manual (AT) Transmission\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003cspan\u003e\u003cstrong\u003e:\u003c\/strong\u003e 1 Year on Booster\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"MustangSteve","offers":[{"title":"Default Title","offer_id":47368171258144,"sku":"2050","price":794.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0847\/8392\/3488\/files\/2050e.jpg?v=1705363451"},{"product_id":"hydroboost-brake-booster-mustang-64-69","title":"Hydroboost Brake Booster for 1964-70 Mustang","description":"\u003cp\u003eHydroboost brake booster for 1964-70 Mustang. Will require plumbing into power steering pump.\u003c\/p\u003e\n\u003cp\u003eWe may be able to make for other classic Ford applications if requested.\u003c\/p\u003e","brand":"Custom Power Brake","offers":[{"title":"1965-66 \/ Disc\/Disc or Disc\/Drum Master Cylinder","offer_id":51105915273504,"sku":"PB-HYDRO-65MC","price":850.0,"currency_code":"USD","in_stock":true},{"title":"1965-66 \/ None","offer_id":51105915306272,"sku":"PB-HYDRO-65","price":750.0,"currency_code":"USD","in_stock":true},{"title":"1967-68 \/ Disc\/Disc or Disc\/Drum Master Cylinder","offer_id":51105915339040,"sku":"PB-HYDRO-67MC","price":850.0,"currency_code":"USD","in_stock":true},{"title":"1967-68 \/ None","offer_id":51105915371808,"sku":"PB-HYDRO-67","price":750.0,"currency_code":"USD","in_stock":true},{"title":"1969 \/ Disc\/Disc or Disc\/Drum Master Cylinder","offer_id":51105915404576,"sku":"PB-HYDRO-69MC","price":850.0,"currency_code":"USD","in_stock":true},{"title":"1969 \/ None","offer_id":51105915437344,"sku":"PB-HYDRO-69","price":750.0,"currency_code":"USD","in_stock":true},{"title":"1970 \/ Disc\/Disc or Disc\/Drum Master Cylinder","offer_id":51105915470112,"sku":"PB-HYDRO-70MC","price":850.0,"currency_code":"USD","in_stock":true},{"title":"1970 \/ None","offer_id":51105915502880,"sku":"PB-HYDRO-70","price":750.0,"currency_code":"USD","in_stock":true},{"title":"1971-73 \/ Disc\/Disc or Disc\/Drum Master Cylinder","offer_id":51105915535648,"sku":"PB-HYDRO-71MC","price":850.0,"currency_code":"USD","in_stock":true},{"title":"1971-73 \/ None","offer_id":51105915568416,"sku":"PB-HYDRO-71","price":750.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0847\/8392\/3488\/files\/hydroboost.jpg?v=1732727155"},{"product_id":"power-brake-booster-for-a-67-68-mustang","title":"Power Brake Booster for a 67-70 Mustang","description":"\u003cp\u003e\u003cstrong\u003eFits 67-70 Ford Mustang and Mercury Cougar\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDual-Diaphragm Vacuum Booster\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eVacuum Brake Booster with 1 year warranty.\u003c\/p\u003e","brand":"MustangSteve","offers":[{"title":"Default Title","offer_id":49747273711904,"sku":"Booster-67","price":195.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0847\/8392\/3488\/files\/Booster-67.jpg?v=1770328171"},{"product_id":"1965-66-mustang-power-brake-upgrades","title":"1965-66 Mustang Power Brake Upgrades","description":"\u003cp\u003e\u003cstrong\u003eEXCLUSIVE FEATURES:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e• Revised Pedal Ratio: Reduced pedal travel (~2\" with front discs, ~1\" with four-wheel discs) for modern feel\u003cbr\u003e• Additional Firewall Bracing on pedal supports: Welded to prevent cracking around booster mount\u003cbr\u003e• 9\" Diameter Fox Mustang Booster: Superior fade-resistant performance with easily available replacement parts\u003cbr\u003e• Factory Fit and Appearance: Better fit and function than the original 65-66 booster\u003cbr\u003e• Dual Piston Master Cylinder Compatible: No clearance issues (original boosters won't clear)\u003c\/p\u003e\n\u003cp\u003eCLUTCH PEDAL MODIFICATION (Cable Kit):\u003c\/p\u003e\n\u003cp\u003e• Allows later model quadrant setup for cable-operated clutches (ideal for T-5 or Tremec transmissions)\u003c\/p\u003e\n\u003cp\u003eWELDED QUADRANT KIT ADVANTAGES:\u003cbr\u003e• Durable construction that won't loosen over time\u003cbr\u003e• No small parts to wear out or break\u003cbr\u003e• Constant radius cable pull for straight alignment\u003cbr\u003e• Direct force transfer to cable, eliminating twisting\u003cbr\u003e• Cost-effective for DIY installation\u003c\/p\u003e\n\u003cp\u003eCompatibility: Works with MustangSteve Power Brake Booster and Ball Bearing Clutch Pedal Shaft conversions, reducing clutch chatter.\u003c\/p\u003e\n\u003cp\u003eInstallation Note: Requires removal of clutch pedal and pedal support. Provides long-lasting service and easy cable replacement.\u003c\/p\u003e\n\u003cp\u003eClutch Requirement: Later model 10\" or 10-1\/2\" diaphragm type clutch needed (e.g., Ford Racing King Cobra)\u003c\/p\u003e\n\u003cp\u003eToploader or T10 Transmission: Requires fabrication including cable-type release arm, new pivot bolt, additional welding and threading of bellhousing.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003eFREQUENTLY ASKED QUESTIONS:\u003c\/p\u003e\n\u003cp\u003eQ: \u003cem\u003eWill it fit my 4-wheel disc brakes?\u003c\/em\u003e\u003cbr\u003eA: Yes, kit fits any combination of drum or disc brakes. Instructions specify required master cylinder. Also fits any original 65-73 master cylinder.\u003c\/p\u003e\n\u003cp\u003eQ: \u003cem\u003eWhat about Falcon and Ranchero?\u003c\/em\u003e\u003cbr\u003eA: Yes, with extra work. Requires welding additional piece to brake pedal to relocate pedal pin. 60-63 Falcon must use original style master cylinder or Shelby style export brace with tandem master. 67-70 Mustang\/Cougar use the 67-70 specific booster and pedal offered by MustangSteve.\u003c\/p\u003e\n\u003cp\u003eQ: \u003cem\u003eWill the tandem master cylinder clear the shock tower?\u003c\/em\u003e\u003cbr\u003eA: Yes, clears by about 2 inches and doesn't interfere with export brace (except early Falcons and Comets where dual piston requires Shelby style export brace).\u003c\/p\u003e\n\u003cp\u003eQ: \u003cem\u003eWill it fit a 351W with Heddman headers?\u003c\/em\u003e\u003cbr\u003eA: Yes, clears with no problems. May need to remove header for installation, but clears fine once bolted in.\u003c\/p\u003e\n\u003cp\u003eQ: \u003cem\u003eWhy won't imporved booster fit my car with original manual transmission?\u003c\/em\u003e\u003cbr\u003eA: Clutch actuation rod interferes with booster stud attachment point. However, works with T5 or Tremec transmission using MustangSteve cable-actuated clutch.\u003c\/p\u003e\n\u003cp\u003ePOWER BRAKE KIT FOR FRONT DISC\/REAR DRUM SETUP:\u003c\/p\u003e\n\u003cp\u003eUses Fox body booster with 1\" bore master cylinder for front disc\/rear drum brakes.\u003c\/p\u003e\n\u003cp\u003eRequirements:\u003cbr\u003e• Pedal support and stock brake pedal modifications required\u003cbr\u003e• Transmission Compatibility: Works with manual (clutch cable conversion) and automatic transmissions. Will NOT work with factory z-bar setup\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eCONTACT:\u003cbr\u003eIf you have used pedals or pedal supports from 65-70 Mustangs or Cougars to sell, email info@mustangsteve.com\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eInstructions:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca title=\"1965-66 Power Brake Kit\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0847\/8392\/3488\/files\/INSTRUCTIONS_PB_5.docx.pdf?v=1712158172\" target=\"_blank\"\u003ePB-5 Power Brake Kit\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0847\/8392\/3488\/files\/65-66BoosterTemplate-1.pdf?v=1761089483\" title=\"65-66 Mustang Power Booster Firewall Template\" rel=\"noopener\" target=\"_blank\"\u003e65-66 Power Booster Firewall Template\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0847\/8392\/3488\/files\/INSTRUCTIONS_63-65_Falcon_CK165-M_Supplemental_Instructions.pdf?v=1761089480\" title=\"63-65 Falcon Clutch Cable Supplement\"\u003e63-65 Falcon Clutch Cable Supplement\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"MustangSteve","offers":[{"title":"Auto Pedal \/ No MC \/ No Prop \/ Switch","offer_id":51088116121888,"sku":"PB-5","price":579.0,"currency_code":"USD","in_stock":true},{"title":"Auto Pedal \/ Front Disc \/ Rear Drum \/ Included","offer_id":51088116318496,"sku":"1600","price":709.0,"currency_code":"USD","in_stock":true},{"title":"Auto Pedal \/ All Disc \/ Included","offer_id":51088116515104,"sku":"1500","price":749.0,"currency_code":"USD","in_stock":true},{"title":"Hydraulic Clutch w\/ Pedal Support \/ All Disc \/ Included","offer_id":51088791994656,"sku":"2100","price":1436.4,"currency_code":"USD","in_stock":true},{"title":"Cable Clutch w\/ Pedal Support \/ All Disc \/ Included","offer_id":51088792027424,"sku":"1400","price":1084.0,"currency_code":"USD","in_stock":true},{"title":"Cable Clutch w\/ Pedal Support \/ No MC \/ No Prop \/ Switch","offer_id":51088792060192,"sku":"CK165-M","price":744.0,"currency_code":"USD","in_stock":true},{"title":"None \/ Front Disc \/ Rear Drum \/ No Prop \/ Switch","offer_id":51088116252960,"sku":"65PBFrontDisc","price":298.0,"currency_code":"USD","in_stock":true},{"title":"None \/ Front Disc \/ Rear Drum \/ Included","offer_id":51088116220192,"sku":"1850","price":525.0,"currency_code":"USD","in_stock":true},{"title":"None \/ All Disc \/ No Prop \/ Switch","offer_id":51088145482016,"sku":"65PBALLDISC","price":389.0,"currency_code":"USD","in_stock":true},{"title":"None \/ All Disc \/ Included","offer_id":51088116416800,"sku":"1900","price":525.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0847\/8392\/3488\/files\/1900.jpg?v=1704067419"},{"product_id":"master-cylinders","title":"Master Cylinders for Power and Manual Brakes","description":"\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eMaster Cylinders for 65-73 Mustang and other Fords. All Master Cylinders include fittings for 3\/16\" tubing. A residual valve is needed when using a Disc\/Disc Master Cylinder with rear Drum brakes.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003ePB-6.1\u003c\/strong\u003e - Iron master cylinder for disc\/drum with power brakes. Ports face fender side.  7 3\/16\" \u003cspan style=\"font-size: 0.875rem;\"\u003elong from booster mating surface to the end\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003ePB-6.2\u003c\/strong\u003e - Aluminum\/plastic master cylinder for disc\/disc brakes. Fits 65-73 Mustangs with power brakes. Ports face fender side.  7 3\/8\" \u003cspan style=\"font-size: 0.875rem;\"\u003elong from booster mating surface to the end\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003ePB-6.3\u003c\/strong\u003e - Iron master cylinder for disc\/drum or drum\/drum with power brakes. Ports face engine side. Fits Mustang and F-100 mounting pattern.  7 3\/8\" \u003cspan style=\"font-size: 0.875rem;\"\u003elong from booster mating surface to the end\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003ePB-6.4\u003c\/strong\u003e - Iron master cylinder for MANUAL disc\/drum brakes only.  7 3\/16\" \u003cspan style=\"font-size: 0.875rem;\"\u003elong from booster mating surface to the end\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003ePB-6.5\u003c\/strong\u003e - Aluminum\/plastic master cylinder for disc\/disc using hydraulic booster.  7 5\/8\" \u003cspan style=\"font-size: 0.875rem;\"\u003elong from booster mating surface to the end\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003ePB-6.6\u003c\/strong\u003e - Aluminum\/plastic master cylinder for MANUAL disc\/drum brakes.1.3\" stroke. 7 5\/8\" \u003cspan style=\"font-size: 0.875rem;\"\u003elong from booster mating surface to the end\u003c\/span\u003e\u003c\/p\u003e","brand":"MSP","offers":[{"title":"Disc\/Drum \/ Vacuum \/ 15\/16\"","offer_id":51105981858080,"sku":"PB-6.1","price":79.0,"currency_code":"USD","in_stock":true},{"title":"Disc\/Drum \/ Vacuum \/ 1\"","offer_id":51105981890848,"sku":"PB-6.2","price":134.0,"currency_code":"USD","in_stock":true},{"title":"Disc\/Drum \/ Non-Power (manual) \/ 15\/16\"","offer_id":51105981956384,"sku":"PB-6.4","price":79.0,"currency_code":"USD","in_stock":true},{"title":"Disc\/Drum \/ Non-Power (manual) \/ 1\"","offer_id":51105981989152,"sku":"PB-6.3","price":79.0,"currency_code":"USD","in_stock":true},{"title":"Disc\/Disc \/ Vacuum \/ 1\"","offer_id":51105982021920,"sku":"PB-6.2","price":134.0,"currency_code":"USD","in_stock":true},{"title":"Disc\/Disc \/ Hydraulic \/ 15\/16\"","offer_id":51105982054688,"sku":"PB-6.5","price":114.0,"currency_code":"USD","in_stock":true},{"title":"Disc\/Disc \/ Non-Power (manual) \/ 15\/16\"","offer_id":51105982087456,"sku":"PB-6.6","price":114.0,"currency_code":"USD","in_stock":true},{"title":"Disc\/Drum \/ Hydraulic \/ 15\/16\"","offer_id":51105983758624,"sku":"PB-6.5","price":114.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0847\/8392\/3488\/files\/PB6.6Ready-5_1.jpg?v=1767838061"},{"product_id":"automatic-transmission-pedal-support-with-booster-for-65-66-mustang-summit-racing-copy","title":"iBooster Adapter Kit for 67-68 Mustang and Cougar","description":"\u003cp\u003e\u003cb\u003eDetails coming soon: iBooster bracket kit utilizing Bosch parts for 67-68 Mustang.\u003c\/b\u003e\u003c\/p\u003e","brand":"MustangSteve","offers":[{"title":"Default Title","offer_id":51544891359520,"sku":"PB-I1","price":625.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0847\/8392\/3488\/files\/Ibooster-3.jpg?v=1777648033"},{"product_id":"9-single-diaphragm-brake-booster-for-1967-1970-mustang-cougar-copy","title":"9\" Single Diaphragm Brake Booster for 1967-1970 Mustang \u0026 Cougar","description":"\u003cp\u003e\u003cstrong\u003eFITS 67-70 Mustang \u0026amp; COUGAR\u003c\/strong\u003e  Single diaphragm 9\" diameter. It requires at least 18 inch hg vacuum to operate.\u003c\/p\u003e\n\u003cp\u003e67-70 Vacuum BOOSTER\u003c\/p\u003e\n\u003cp\u003e1 Year Warranty on Booster \u003c\/p\u003e","brand":"MustangSteve","offers":[{"title":"Default Title","offer_id":51855795847456,"sku":"PB6770","price":175.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0847\/8392\/3488\/files\/6566Booster_7.jpg?v=1704133112"}],"url":"https:\/\/mustangsteve.com\/collections\/master-cylinders-and-boosters.oembed?page=2","provider":"MustangSteve","version":"1.0","type":"link"}