{"product_id":"chevy-bel-air-power-brake-booster-kit-1955-1957","title":"Chevy Bel Air Power Brake Booster Kit 1955-1957, 7 in Chrome with Master Cylinder","description":"\u003cp\u003eManual drum brakes on a Tri-Five Chevy take a heavy foot. This \u003cstrong\u003eChevy Bel Air power brake booster\u003c\/strong\u003e kit gives you power assist with a 7 inch dual diaphragm chrome booster, a bail-top chrome master cylinder and a proportioning valve set up for front disc and rear drum brakes. It looks right under the hood of a show car and makes a daily-driven classic far easier to stop.\u003c\/p\u003e\u003ch2\u003eWhat's in the kit\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e7 in dual diaphragm brake booster, chrome\u003c\/li\u003e\n\u003cli\u003eBail-top chrome master cylinder\u003c\/li\u003e\n\u003cli\u003eChrome mounting bracket and clevis\u003c\/li\u003e\n\u003cli\u003eChrome disc\/drum proportioning valve\u003c\/li\u003e\n\u003cli\u003eProportioning valve bracket and lines\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBooster mount: 4 bolts in a square, 3-3\/8 in center to center\u003c\/li\u003e\n\u003cli\u003eMaster cylinder bore: 1 in\u003c\/li\u003e\n\u003cli\u003eMaster cylinder ports: 9\/16 in and 1\/2 in\u003c\/li\u003e\n\u003cli\u003eBrake setup: front disc, rear drum\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFits\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eChevrolet Bel Air 1955-1957\u003c\/li\u003e\n\u003cli\u003eChevrolet One-Fifty Series 1955-1957\u003c\/li\u003e\n\u003cli\u003eChevrolet Two-Ten Series 1955-1957\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eCompare the photos and measurements with your car before you order.\u003c\/p\u003e\u003ch2\u003eFitting the Chevy Bel Air power brake booster\u003c\/h2\u003e\u003cp\u003eBench bleed the master cylinder first, mount the booster and bracket, then set the pushrod length so there is a little free play at the pedal. Bleed the whole system afterwards. If you are still on four-wheel drums, plan a front disc conversion first, since the valve in this kit is set for disc\/drum. Wikipedia covers how a \u003ca href=\"https:\/\/en.wikipedia.org\/wiki\/Vacuum_servo\" target=\"_blank\" rel=\"noopener\"\u003evacuum brake booster\u003c\/a\u003e works. Professional installation is strongly recommended.\u003c\/p\u003e\u003cp\u003eOther classic brake parts: the \u003ca href=\"\/products\/brake-proportioning-valve-kit-pv2k-2bm\"\u003ebrake proportioning valve kit\u003c\/a\u003e, the \u003ca href=\"\/products\/ford-thunderbird-power-brake-booster-kit-1961-1964\"\u003e1961-1964 Thunderbird booster kit\u003c\/a\u003e, the \u003ca href=\"\/products\/chevy-c10-brake-booster-54-71008\"\u003eChevy C10 power brake booster\u003c\/a\u003e, our \u003ca href=\"\/collections\/chevrolet-parts\"\u003eChevrolet parts\u003c\/a\u003e and all \u003ca href=\"\/collections\/brake-parts\"\u003ebrake parts\u003c\/a\u003e. Shipping is free on every order, and delivery details are on our \u003ca href=\"\/pages\/shipping\"\u003eshipping page\u003c\/a\u003e.\u003c\/p\u003e","brand":"EasyLife Auto Parts","offers":[{"title":"90580408","offer_id":68088887017700,"sku":"CJQC35335030001","price":299.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0740\/0502\/0900\/files\/4197b30e62f64a8fb9454488cd60e582.jpg?v=1793703245","url":"https:\/\/easylifeautoparts.com\/products\/chevy-bel-air-power-brake-booster-kit-1955-1957","provider":"Easy Life Auto Parts","version":"1.0","type":"link"}