{"id":5993,"date":"2026-05-18T20:55:08","date_gmt":"2026-05-18T20:55:08","guid":{"rendered":"https:\/\/automotivebrakeandclutch.com\/index.php\/product\/new-brake-master-cylinder-1-1-2-inch-bore-size-fd2704-fe2704-fe2707-2704\/"},"modified":"2026-05-18T20:55:08","modified_gmt":"2026-05-18T20:55:08","slug":"new-brake-master-cylinder-1-1-2-inch-bore-size-fd2704-fe2704-fe2707-2704","status":"publish","type":"product","link":"https:\/\/automotivebrakeandclutch.com\/product\/new-brake-master-cylinder-1-1-2-inch-bore-size-fd2704-fe2704-fe2707-2704\/","title":{"rendered":"New Brake Master Cylinder 1-1\/2-inch bore size FD2704 FE2704 FE2707 2704"},"content":{"rendered":"<div class=\"product-container\" style=\"font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif; line-height: 1.6; color: #333; max-width: 900px; margin: 0 auto; border: 1px solid #eee; padding: 30px; border-radius: 8px; box-shadow: 0 4px 12px rgba(0,0,0,0.05);\">\n<h1 class=\"product-title\" style=\"color: #111; font-size: 28px; margin-bottom: 5px; letter-spacing: -0.5px;\">New Brake Master Cylinder 1-1\/2-inch bore size FD2704 FE2704 FE2707 2704<\/h1>\n<p class=\"brand-slogan\" style=\"font-weight: bold; color: #666; margin-bottom: 25px; text-transform: uppercase; font-size: 13px; letter-spacing: 1px;\">Bexar Pro Components: Heavy-Duty Reliability for Fleet &amp; Industry.<\/p>\n<div class=\"product-description\" style=\"margin-bottom: 25px; font-size: 16px;\">Restore your braking system to peak performance with the <strong>M66177<\/strong> Master Cylinder from <strong>Bexar Pro Components<\/strong>. Engineered with a precision 1-1\/2-inch bore and high-grade materials, this unit is built for the rugged demands of <strong>heavy-duty fleet reliability<\/strong>, making it the ideal solution for both <strong>industrial equipment<\/strong> and <strong>specialized automotive systems<\/strong>.<\/div>\n<h2 style=\"font-size: 18px; border-bottom: 2px solid #c00000; padding-bottom: 5px; color: #000; margin-bottom: 15px;\">Key Specifications &amp; Expert Features<\/h2>\n<ul class=\"feature-list\" style=\"list-style: none; padding: 0; margin: 0 0 25px 0;\">\n<li style=\"padding: 10px 0; border-bottom: 1px solid #eee;\"><strong>Bore Diameter:<\/strong> 1-1\/2-inch bore size (Critical for pressure calibration)<\/li>\n<li style=\"padding: 10px 0; border-bottom: 1px solid #eee;\"><strong>Piston Depth:<\/strong> 2-1\/2&#8243; (Deep cup piston\u2014verify against existing unit)<\/li>\n<li style=\"padding: 10px 0; border-bottom: 1px solid #eee;\"><strong>Outlet Size:<\/strong> 1\/8&#8243; NPT (Primary) | 1\/2-20 (Outlets 2 &amp; 3)<\/li>\n<li style=\"padding: 10px 0; border-bottom: 1px solid #eee;\"><strong>Application:<\/strong> Heavy-duty forklifts, graders, and industrial machinery.<\/li>\n<li style=\"padding: 10px 0;\"><strong>Companion Repair Kit:<\/strong> <a style=\"color: #c00000; font-weight: bold; text-decoration: none;\" href=\"https:\/\/automotivebrakeandclutch.com\/product\/mc-kit-39mk\/\">39MK (View Compatible Kit)<\/a><\/li>\n<\/ul>\n<h2 style=\"font-size: 18px; color: #000; margin-bottom: 10px;\">Verified Casting &amp; Part Numbers<\/h2>\n<p style=\"margin-bottom: 15px;\">Matching your existing part number is the most reliable method to ensure correct fitment. This unit replaces:<\/p>\n<ul class=\"casting-numbers\" style=\"list-style: none; padding: 0; margin: 0 0 30px 0; display: flex; flex-wrap: wrap; gap: 10px; font-family: monospace; font-size: 16px; font-weight: bold;\">\n<li style=\"background: #f4f4f4; padding: 6px 12px; border-radius: 4px; border-left: 4px solid #c00000;\">FD2704<\/li>\n<li style=\"background: #f4f4f4; padding: 6px 12px; border-radius: 4px; border-left: 4px solid #c00000;\">FE2704<\/li>\n<li style=\"background: #f4f4f4; padding: 6px 12px; border-radius: 4px; border-left: 4px solid #c00000;\">FE2707<\/li>\n<li style=\"background: #f4f4f4; padding: 6px 12px; border-radius: 4px; border-left: 4px solid #c00000;\">2704<\/li>\n<li style=\"background: #f4f4f4; padding: 6px 12px; border-radius: 4px; border-left: 4px solid #c00000;\">2704C<\/li>\n<li style=\"background: #f4f4f4; padding: 6px 12px; border-radius: 4px; border-left: 4px solid #c00000;\">616812<\/li>\n<li style=\"background: #f4f4f4; padding: 6px 12px; border-radius: 4px; border-left: 4px solid #c00000;\">618112<\/li>\n<\/ul>\n<div style=\"background: #fcfcfc; border: 1px solid #e5e5e5; padding: 25px; border-radius: 6px; margin-bottom: 30px;\">\n<h3 style=\"font-size: 17px; margin-top: 0; color: #c00000; text-transform: uppercase; letter-spacing: 0.5px;\">Expert Installation &amp; Field Note<\/h3>\n<p style=\"margin-bottom: 0; font-size: 15px; line-height: 1.5;\">Based on our shop experience specializing in heavy-duty brakes since 1985: Improper pushrod alignment is the leading cause of &#8220;spongy&#8221; pedal feel or premature seal failure. On heavy machinery like motor graders, ensure total linkage alignment to prevent side-loading. Our M66177 housing uses a specialized honing process for superior bore integrity, outlasting standard industrial replacements.<\/p>\n<\/div>\n<div style=\"border: 2px solid #c00000; padding: 20px; background-color: #fffafa; border-radius: 4px; margin-bottom: 35px;\">\n<h4 style=\"color: #c00000; margin-top: 0; font-size: 16px; text-transform: uppercase;\">\u26a0 CRITICAL: Verify Specifications<\/h4>\n<p style=\"margin-bottom: 10px; font-size: 15px;\">To ensure safety, verify that this master cylinder\u2019s <strong>1-1\/2-inch bore size<\/strong> and <strong>2-1\/2&#8243; deep cup piston<\/strong> match your existing unit.<\/p>\n<p style=\"margin-bottom: 0; font-size: 14px; color: #555;\"><strong>NOT for Wagner Power Masters<\/strong> (flat-style piston) or <strong>Mico Cylinders<\/strong> (flat reaction piston &#8211; See last picture). Check your internal components before ordering.<\/p>\n<\/div>\n<div class=\"sleek-banner\" style=\"display: flex; align-items: stretch; border-radius: 6px; overflow: hidden; background: #c00000; min-height: 120px; border: 1px solid #c00000;\">\n<div style=\"background: #ffffff; padding: 20px; flex: 1; display: flex; justify-content: center; align-items: center; border: 8px solid #c00000;\"><img decoding=\"async\" style=\"width: 240px; height: auto; max-width: 100%;\" src=\"2026\/03\/bexar-pro-01-1.png\" alt=\"Bexar Pro Components\" \/><\/div>\n<div style=\"flex: 1.2; padding: 25px; color: #ffffff; display: flex; flex-direction: column; justify-content: center; text-align: left; background: #c00000;\">\n<p style=\"margin: 0; font-size: 13px; text-transform: uppercase; opacity: 0.9; letter-spacing: 1.5px; font-weight: 600;\">Bexar Pro Components<\/p>\n<p style=\"margin: 0; font-size: 28px; font-weight: 800; letter-spacing: 1px; color: #ffffff; text-shadow: 1px 1px 2px rgba(0,0,0,0.2);\">SKU: M66177<\/p>\n<\/div>\n<\/div>\n<div style=\"text-align: center; margin-top: 25px;\"><a class=\"cta-button\" style=\"background: #333; color: #fff; padding: 14px 28px; text-decoration: none; border-radius: 4px; font-weight: bold; display: inline-block; font-size: 14px;\" href=\"https:\/\/automotivebrakeandclutch.com\/master-cylinder-replacement\/\">Official Master Cylinder Installation Guide<\/a><\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>New Brake Master Cylinder 1-1\/2-inch bore size FD2704 FE2704 FE2707 2704 Bexar Pro Components: Heavy-Duty Reliability for Fleet &amp; Industry. Restore your braking system to peak performance with the M66177 Master Cylinder from Bexar Pro Components. Engineered with a precision 1-1\/2-inch bore and high-grade materials, this unit is built for the rugged demands of heavy-duty<\/p>\n","protected":false},"featured_media":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_coblocks_attr":"","_coblocks_dimensions":"","_coblocks_responsive_height":"","_coblocks_accordion_ie_support":""},"product_brand":[18],"product_cat":[21,17],"product_tag":[],"class_list":{"0":"post-5993","1":"product","2":"type-product","3":"status-publish","5":"product_brand-bexar-pro-componets","6":"product_cat-brake-master-cylinders","7":"product_cat-view-all-products","9":"first","10":"instock","11":"taxable","12":"shipping-taxable","13":"purchasable","14":"product-type-simple"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>M66177 Brake Master Cylinder | 1-1\/2-inch Bore | Bexar Pro Components<\/title>\n<meta name=\"description\" content=\"Shop the M66177 Heavy-Duty Master Cylinder from Bexar Pro. 1-1\/2-inch bore size for forklifts &amp; graders. 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