{"title":"Power Brake Boosters 1947-55 Chevy, GMC 1st Series 3100, 3200, 3600, 3800 Truck","description":"","products":[{"product_id":"1947-55-chevy-truck-master-cylinder-adapter-bracket-mca4755-16765","title":"1947-55 Chevy, GMC Truck Master Cylinder Adapter Bracket","description":"\u003cp\u003eThis item is a must by today's standards. It allows you to mount a much safer dual reservoir master cylinder in the stock location on the frame for your 1947-55 Chevy and GMC truck. This setup also works very well for manual disc brake conversions.\u003cbr\u003e\r\n\u003cbr\u003e\r\nFits: 1947 1948 1949 1950 1951 1952 1953 1954 1955 Chevy and GMC trucks and Panels\u003c\/p\u003e\r\n\r\n\u003cp\u003e\u003cstrong\u003eKit includes:\u003c\/strong\u003e\u003c\/p\u003e\r\n\r\n\u003cul\u003e\r\n\t\u003cli\u003eMounting bracket\u003c\/li\u003e\r\n\t\u003cli\u003eSpherical rod end\u003c\/li\u003e\r\n\t\u003cli\u003eMaster cylinder push rod\u003c\/li\u003e\r\n\t\u003cli\u003eMounting hardware\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003cp\u003e\u003cstrong\u003eNOTE:\u003c\/strong\u003e If removing your factory clutch pedal assembly, you will need the Clutch Pedal Spacer found in the options list\u003c\/p\u003e\r\n\r\n\u003cp\u003e\u003cbr\u003e\r\n \u003c\/p\u003e\r\n","brand":"Performance Online (POL)","offers":[{"title":"Default Title","offer_id":44022369452066,"sku":"MCA4755","price":76.02,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0811\/7642\/8578\/files\/mca4755B_600.jpg?v=1787492766"},{"product_id":"1947-55-chevy-gmc-truck-power-brake-booster-kit","title":"1947-55 Chevy, GMC Truck Power Brake Booster Kit","description":"\u003cp\u003eOur 1947-55 Chevy and GMC Truck frame mount power brake booster kits will help your truck stop better than ever. These bolt on kits mount to the original master cylinder frame bracket and use the factory pedal assembly. Improves performance and driver comfort. Available in 2 or 4 wheel disc applications and drum brake applications.\u003c\/p\u003e\r\n\r\n\u003cp\u003e\u003cbr\u003e\r\n\u003cbr\u003e\r\n \u003c\/p\u003e\r\n","brand":"Performance Online (POL)","offers":[{"title":"Drum","offer_id":44022371024930,"sku":"BBD-T4755","price":342.91,"currency_code":"USD","in_stock":true},{"title":"2 Wheel Disc","offer_id":44022370926626,"sku":"BB2-T4755","price":354.74,"currency_code":"USD","in_stock":true},{"title":"4 Wheel Disc","offer_id":44022370959394,"sku":"BB4-T4755","price":354.74,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0811\/7642\/8578\/files\/BB-T4856-01.jpg?v=1787492767"},{"product_id":"1947-53-chevy-truck-and-gmc-truck-firewall-mount-power-brake-booster-kit","title":"1947-53 Chevy, GMC Truck Firewall Mount Power Brake Booster Kit","description":"\u003cp\u003eThese 1947-53 Chevy and GMC truck firewall mount power brake booster kits are designed to enhance your disc brake system and made to allow extra clearance of valve cover combinations. A must when running disc brakes on your Chevy or GMC truck. Once this assembly is installed it is triangulated making it extremely stable\u003c\/p\u003e\n\u003cp\u003eSpecs:\u003c\/p\u003e\n\u003cp\u003e8\" Dual diaphragm power booster\u003cbr\u003ePowder Coated mounting brackets with pedal assembly\u003cbr\u003eRubber pedal pad\u003cbr\u003eAdjustable Pedal Ratio of 3.71 - 4.33 : 1\u003cbr\u003eProportioning valve (disc applications only)\u003cbr\u003eProportioning valve brackets and lines (disc applications only)\u003cbr\u003e1.00\" bore diameter master cylinder\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\u003c\/ul\u003e","brand":"Performance Online (POL)","offers":[{"title":"Drum","offer_id":44022734159906,"sku":"BBDF-T4753","price":380.08,"currency_code":"USD","in_stock":true},{"title":"2 Wheel Disc","offer_id":44022734192674,"sku":"BB2F-T4753","price":380.08,"currency_code":"USD","in_stock":true},{"title":"4 Wheel Disc","offer_id":44022734225442,"sku":"BB4F-T4753","price":380.08,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0811\/7642\/8578\/files\/CT_20Firewall_20Booster_600-01.jpg?v=1787492106"},{"product_id":"brake-light-switch-with-fitting","title":"Brake Light Switch with Fitting","description":"\u003cp\u003e\u003cspan style=\"color:#000000\"\u003eThis small component is activated by the pressure of your braking. Activates your brake lights. It's a good idea to replace old worn out light switches for your safety. Recommended installation placement is in the rear brake line after the prop valve. T fitting accepts standard 3\/16\" brake line fittings (3\/8\"-24).\u003c\/span\u003e\u003c\/p\u003e \n \n\u003cp\u003e\u003cspan style=\"color:#000000\"\u003eNote: Not recommended for use with Dot 5 silicon brake fluid.\u003c\/span\u003e\u003c\/p\u003e \n \n\u003cp\u003e \u003c\/p\u003e \n","brand":"Performance Online (POL)","offers":[{"title":"Default Title","offer_id":44022735175714,"sku":"BLS-00","price":21.08,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0811\/7642\/8578\/files\/BLS-00_M.jpg?v=1787492047"},{"product_id":"power-brake-booster-vacuum-hose-rubber","title":"Power Brake Booster Vacuum Hose, Rubber","description":"\u003cp\u003eActual circumference: 11\/32\" x 3' 8.73 mm x 914.4 mm\u003cbr\u003e \n\u003cbr\u003e \n\u003cstrong\u003eInstallation Tips:\u003c\/strong\u003e\u003c\/p\u003e \n \n\u003col\u003e \n\t\u003cli\u003eRemove old hose. Take care not to dislodge or damage the valve in the booster.\u003c\/li\u003e \n\t\u003cli\u003eInstall new hose, routing it away from high heat sources (such as exhaust manifolds), and moving parts. Take care not to kink the hose or collapse it with securing strips.\u003c\/li\u003e \n\t\u003cli\u003eInstall the new hose clamps where used.\u003c\/li\u003e \n\t\u003cli\u003eStart the engine and bring the engine compartment to operation temperature. Verify correct operation of the brakes. Note: Excessive pedal travel or poor engine running may be indications of a vacuum leak or other problem. Vary engine rpm and inspect the vacuum brake hose for any sign of kinking or collapse. Re-route the hose if needed.\u003c\/li\u003e \n\t\u003cli\u003eConsult the owner's manual or a qualified mechanic if the cause of any malfunction cannot be determined and corrected.\u003c\/li\u003e \n\u003c\/ol\u003e \n \n\u003cp\u003eIf you detect a problem, do not drive the vehicle as braking performance may be degraded.\u003c\/p\u003e \n","brand":"Performance Online (POL)","offers":[{"title":"6 Foot","offer_id":44023103848482,"sku":"PBVH-6","price":15.72,"currency_code":"USD","in_stock":true},{"title":"3 Foot","offer_id":44023103881250,"sku":"PBVH-3","price":7.87,"currency_code":"USD","in_stock":true},{"title":"Specify Length","offer_id":44023103914018,"sku":"PBVHX","price":7.87,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0811\/7642\/8578\/files\/d-18708-1290.jpg?v=1787491508"},{"product_id":"brake-pedal-clevis","title":"Brake Pedal Clevis","description":"\u003cp\u003e\u003cspan style=\"color:#000000\"\u003eReplace your old rusty wore out brake pedal clevis. Great for those wanting to convert a power brake vehicle to manual brakes, or to replace your original power brake booster clevis. Pedal pin is 3\/8\" diameter.\u003cbr\u003e\r\n\u003cbr\u003e\r\n\u003cstrong\u003eKit Includes:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\r\n\r\n\u003cul\u003e\r\n\t\u003cli\u003e\u003cspan style=\"color:#000000\"\u003ePedal Clevis 3\/8-24 thread.\u003c\/span\u003e\u003c\/li\u003e\r\n\t\u003cli\u003e\u003cspan style=\"color:#000000\"\u003e3\/8\" Pedal pin\u003c\/span\u003e\u003c\/li\u003e\r\n\t\u003cli\u003e\u003cspan style=\"color:#000000\"\u003eHardware\u003c\/span\u003e\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n","brand":"Performance Online (POL)","offers":[{"title":"Default Title","offer_id":44023164633122,"sku":"PC00","price":5.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0811\/7642\/8578\/files\/PC00_600.jpg?v=1787491385"},{"product_id":"1947-53-chevy-gmc-truck-firewall-mount-power-brake-booster-chrome","title":"1947-53 Chevy, GMC Truck Firewall Mount Power Brake Booster Kit, Chrome","description":"\u003cdiv\u003eThese 1947-53 Chevy and GMC truck chrome firewall mount power brake booster kits are designed to enhance your disc brake system and made to allow extra clearance of valve cover combinations. A must when running disc brakes on your Chevy or GMC truck. Once this assembly is installed it is triangulated making it extremely stable.\u003c\/div\u003e \n","brand":"Performance Online (POL)","offers":[{"title":"2 Wheel Disc","offer_id":44023258120226,"sku":"BB2F-T4753C","price":505.1,"currency_code":"USD","in_stock":true},{"title":"Drum","offer_id":44023258152994,"sku":"BBDF-T4753C","price":505.1,"currency_code":"USD","in_stock":true},{"title":"4 Wheel Disc","offer_id":44023258087458,"sku":"BB4F-T4753C","price":505.1,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0811\/7642\/8578\/files\/BBF-T5559C_600-02.jpg?v=1787491146"},{"product_id":"1954-55-1-first-series-chevy-truck-and-gmc-truck-firewall-mount-power-brake-booster-kit","title":"1954-55.1 Chevy, GMC Truck First Series, Power Brake Booster Kit, Firewall Mount","description":"\u003cp\u003eThese 1954-55.1 Chevy and GMC truck firewall mount power brake conversion kits are designed to enhance your disc brake system and made to allow extra clearance of valve cover combinations. A must when running disc brakes on your 1954-55.1 First Series Chevy or GMC truck. This assembly is triangulated making it extremely stable once mounted to the firewall\u003c\/p\u003e \n \n\u003cp\u003e \u003c\/p\u003e \n","brand":"Performance Online (POL)","offers":[{"title":"2 Wheel Disc","offer_id":44023625351202,"sku":"BB2F-T5455","price":380.08,"currency_code":"USD","in_stock":true},{"title":"Drum","offer_id":44023625383970,"sku":"BBDF-T5455","price":367.4,"currency_code":"USD","in_stock":true},{"title":"4 Wheel Disc","offer_id":44023625449506,"sku":"BB4F-T5455","price":380.08,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0811\/7642\/8578\/files\/BBXF-T5455_F_M-03.jpg?v=1787489590"},{"product_id":"power-brake-vacuum-supply-fitting-dual-port","title":"Power Brake Vacuum Supply Fitting, Dual Port","description":"\u003cp\u003e\u003cspan style=\"color:#000000\"\u003eWhen converting from manual brakes to power brakes, a vacuum source is required.  This fitting goes on the back of the manifold and diverts vacuum generated by the engine to the brake booster.  We offer it in 2 versions.  One to supply your booster only and one that can supply your booster and a vacuum advanced distributor or vacuum run wiper motor.  \u003c\/span\u003e\u003c\/p\u003e\r\n\r\n\u003cp\u003e\u003cspan style=\"color:#000000\"\u003e\u003cstrong\u003eSpecs:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\r\n\r\n\u003cul\u003e\r\n\t\u003cli\u003e\u003cspan style=\"color:#000000\"\u003e3\/8\" Pipe Thread\u003c\/span\u003e\u003c\/li\u003e\r\n\t\u003cli\u003e\u003cspan style=\"color:#000000\"\u003e3\/8\" Hose  \u0026amp;  1\/4\" Hose\u003c\/span\u003e\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003cp\u003e\u003cspan style=\"color:#000000\"\u003eAvailable as zinc coated or Chromed aluminum. Chrome Add $2.00\u003c\/span\u003e\u003c\/p\u003e\r\n\r\n\u003cp\u003e \u003c\/p\u003e\r\n","brand":"Performance Online (POL)","offers":[{"title":"Zinc","offer_id":44023663067170,"sku":"4531Z","price":11.44,"currency_code":"USD","in_stock":true},{"title":"Chrome","offer_id":44023663099938,"sku":"4531P","price":15.7,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0811\/7642\/8578\/files\/4531_600.jpg?v=1784711370"},{"product_id":"1947-55-chevy-gmc-truck-clutch-pedal-spacer-for-power-brake-booster","title":"1947-55 Chevy, GMC Truck Clutch Pedal Spacer for Power Brake Booster","description":"\u003cp\u003eThis billet aluminum spacer is required when running our under floor mount power brake booster kit or master cylinder conversion and removing your factory clutch pedal assembly.  When the clutch pedal is removed, this spacer fills the void and is need to re-mount the brake pedal.\u003c\/p\u003e \n","brand":"Performance Online (POL)","offers":[{"title":"Default Title","offer_id":44023727620130,"sku":"CPS4755","price":15.36,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0811\/7642\/8578\/files\/CPS4755_600.jpg?v=1784711012"},{"product_id":"1947-53-chevy-gmc-truck-blackout-series-power-brake-conversion-with-wilwood-master-cylinder-firewall-mount","title":"1947-53 Chevy, GMC Truck BlackOut Series Power Brake Conversion with POL or Wilwood Master Cylinder, Firewall Mount","description":"\u003cp\u003eOur Black Out power brake conversion for the 1947-53 Chevy and GMC trucks consists of a 9\" black power booster and black POL or Wilwood master cylinder and Black Out adjustable proportioning valve. This kit includes black powder coated brackets to add a nice professional detailed look to your classic. Improves stopping and driver performance tremendously.\u003c\/p\u003e\r\n","brand":"Performance Online (POL)","offers":[{"title":"POL Master Cylinder","offer_id":44023808786466,"sku":"BBF-9S-T4753PBO","price":700.2,"currency_code":"USD","in_stock":true},{"title":"Wilwood Master Cylinder","offer_id":44023808819234,"sku":"BBF-9S-T4753WB","price":750.28,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0811\/7642\/8578\/files\/Type_20C_99b934b2-7113-452c-bd6d-e6b8007b965e.jpg?v=1764892297"},{"product_id":"1947-53-chevy-gmc-truck-chrome-power-brake-booster-with-wilwood-master-cylinder-firewall-mount","title":"1947-53 Chevy, GMC Truck Chrome Power Brake Booster with Wilwood Master Cylinder, Firewall Mount","description":"\u003cp\u003eOur 1947-53 Chevy and GMC truck Wilwood power brake booster kits mount on the firewall. These kits greatly increase your stopping performance while making it easier on the driver.  This kit come with a Black Out adjustable prop valve taking all the quess work out of the installation.  Also makes going to rear disc brakes a snap with out haveing to replace the existing disc\/drum prop valve found on most other kits. These components are a must when upgrading to disc brakes and come completely assembled, ready to install.\u003c\/p\u003e \n \n\u003cul\u003e \n\u003c\/ul\u003e \n","brand":"Performance Online (POL)","offers":[{"title":"Default Title","offer_id":44023824089122,"sku":"BBF-8D-T4753WP","price":700.28,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0811\/7642\/8578\/files\/s-l500_20rev.3_4442bc33-2ab0-40ca-b943-00d31889feb0.jpg?v=1784710643"},{"product_id":"1954-55-chevy-gmc-truck-black-out-power-brake-conversion-wilwood-master-cylinder-firewall-mount","title":"1954-55 Chevy, GMC Truck Black Out Power Brake Conversion with Wilwood Master Cylinder, Firewall Mount","description":"\u003cp\u003eOur Black Out power brake conversion for the 1954-55.1 Chevy and GMC trucks consists of a 9\" black booster and black Wilwood master cylinder and Black Out adjustable proportioning valve. This kit contains black powder coated brackets to add a nice professional detailed look to your classic. Improves stopping and driver performance tremendously.\u003c\/p\u003e\r\n","brand":"Performance Online (POL)","offers":[{"title":"POL Master","offer_id":44023839424546,"sku":"BBF-9S-T5455PBO","price":700.28,"currency_code":"USD","in_stock":true},{"title":"Wilwood Master","offer_id":44023839457314,"sku":"BBF-9S-T5455WB","price":750.28,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0811\/7642\/8578\/files\/Type_20B-01_ac199d54-0eea-4380-b6e3-e41c90e006fa.jpg?v=1754106067"},{"product_id":"1954-55-chevy-gmc-truck-chrome-power-brake-booster-with-wilwood-master-cylinder-firewall-mount","title":"1954-55 Chevy, GMC Truck Chrome Power Brake Booster with Wilwood Master Cylinder, Firewall Mount","description":"\u003cp\u003eOur 1954-55.1 First Series Chevy and GMC truck Wilwood power brake booster kits mount on the firewall. These kits greatly increase your stopping performance while making it easier on the driver.  This kit come with a Black Out adjustable prop valve taking all the quess work out of the installation.  Also makes going to rear disc brakes a snap with out haveing to replace the existing disc\/drum prop valve found on most other kits. These components are a must when upgrading to disc brakes and come completely assembled, ready to install.\u003c\/p\u003e \n \n\u003cul\u003e \n\u003c\/ul\u003e \n","brand":"Performance Online (POL)","offers":[{"title":"Default Title","offer_id":44023839621154,"sku":"BBF-8D-T5455WP","price":700.28,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0811\/7642\/8578\/files\/BBF-8D-T5455WP_20rev.2.1_8be80665-0c1c-44f7-a8cc-c56c998285bb.jpg?v=1784710642"},{"product_id":"power-brake-vacuum-supply-fitting-single-port","title":"Power Brake Vacuum Supply Fitting, Single Port","description":"\u003cp\u003e\u003cspan style=\"color:#000000\"\u003eWhen converting from manual brakes to power brakes, a vacuum source is required. This fitting goes on the back of the manifold and diverts vacuum generated by the engine to the brake booster. We offer it in 2 versions. One to supply your booster only and one that can supply your booster and a vacuum advanced distributor or vacuum run wiper motor.  \u003c\/span\u003e\u003c\/p\u003e \n \n\u003cp\u003e\u003cspan style=\"color:#000000\"\u003e\u003cstrong\u003eSpecs:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e \n \n\u003cul\u003e \n\t\u003cli\u003e\u003cspan style=\"color:#000000\"\u003e3\/8\" Pipe Thread\u003c\/span\u003e\u003c\/li\u003e \n\t\u003cli\u003e\u003cspan style=\"color:#000000\"\u003e3\/8\" Hose\u003c\/span\u003e\u003c\/li\u003e \n\u003c\/ul\u003e \n \n\u003cp\u003e\u003cspan style=\"color:#000000\"\u003eAvailable as zinc coated or polished aluminum. Add $3.72 for polished\u003c\/span\u003e\u003c\/p\u003e \n","brand":"Performance Online (POL)","offers":[{"title":"Zinc","offer_id":44023970791458,"sku":"9532Z","price":10.74,"currency_code":"USD","in_stock":true},{"title":"Chrome","offer_id":44023970824226,"sku":"9532P","price":15.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0811\/7642\/8578\/files\/9532P_600.jpg?v=1784710509"},{"product_id":"1947-53-chevy-gmc-truck-fire-wall-mount-brake-booster-mount","title":"1947-53 Chevy, GMC Truck Fire Wall Mount Brake Booster Mount","description":"\u003cp\u003eHave a frame mount booster on your 1947-53 Chevy, GMC 3100 and want to move it to the firewall? This is the bracket you need. Bracket is powder coated black and bolts directly to your firewall.\u003c\/p\u003e \n","brand":"Performance Online (POL)","offers":[{"title":"Default Title","offer_id":44024075845666,"sku":"BBF-4753","price":190.03,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0811\/7642\/8578\/files\/BBF-4753_500W_1808ef23-badf-4c28-95bb-e8ab46649dc2.jpg?v=1784710405"},{"product_id":"1954-55-chevy-gmc-truck-firewall-mount-power-brake-booster-kit-chrome","title":"1954-55 Chevy, GMC Truck Firewall Mount Power Brake Booster Kit, Chrome","description":"\u003cp\u003eAvailable for 1954-55 1st series Chevy and GMC trucks is our Chrome firewall booster kit. These components are a must when upgrading to disc brakes and come completely assembled ready to install.\u003c\/p\u003e \n \n\u003cul\u003e \n\u003c\/ul\u003e \n","brand":"Performance Online (POL)","offers":[{"title":"4 Wheel Disc","offer_id":44024178212898,"sku":"BB4F-T5455C","price":505.1,"currency_code":"USD","in_stock":true},{"title":"2 Wheel Disc","offer_id":44024178245666,"sku":"BB2F-T5455C","price":505.1,"currency_code":"USD","in_stock":true},{"title":"Drum","offer_id":44024178278434,"sku":"BBDF-T5455C","price":488.2,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0811\/7642\/8578\/files\/BBF-T5455C_600-02.jpg?v=1784710206"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0811\/7642\/8578\/collections\/c-1057-583-7641698.jpg?v=1784696121","url":"https:\/\/www.performanceonline.com\/collections\/power-brake-boosters-47-55-chevy-truck.oembed?page=2","provider":"Performance Online","version":"1.0","type":"link"}