{"product_id":"mcp-650qb-650q-caliper-rebuild-kit","title":"MCP 650QB \u0026 650Q Caliper Rebuild Kit","description":"\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003eThe MCP 650Q and 650QB are the most common brake calipers in quarter midget racing and like any high-cycle component, they benefit from periodic rebuilding. This is the official MCP rebuild kit for both variants, giving you everything needed to restore like-new piston action and sealing in a single, affordable package.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003eRebuilding your caliper is a fraction of the cost of a full replacement. If you're chasing a soft pedal, caliper is sticking, noticing fluid weeping around the pistons, or simply doing a thorough offseason brake overhaul, this kit is the right starting point.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cstrong\u003eWhat's Included:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e2 Lightened Pistons with O-Rings\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e1 Crossover O-Ring\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e2 Bleeder Screws\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e2 Brass Bleed Screw Washers\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003eThe lightened pistons are a notable detail — they're not just replacement parts, they're the same spec used in current MCP production calipers, contributing to reduced unsprung weight without sacrificing braking performance.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cstrong\u003eImportant Fitment Note:\u003c\/strong\u003e This kit fits the MCP 650Q and 650QB calipers only. It is not compatible with other MCP caliper models. Double-check your caliper model number before ordering.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cstrong\u003eSpecs:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eMCP Part #: 695Q\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eSKU: 695Q\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eVendor: MCP\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eFits: MCP 650Q (natural\/polished) and 650QB (black anodized)\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eType: Brake Caliper Rebuild Kit\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"MCP","offers":[{"title":"Default Title","offer_id":44554860068957,"sku":"695Q","price":23.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0631\/7716\/2845\/files\/650qb-rebuild-kit-caliper.jpg?v=1782746127","url":"https:\/\/vastqm.com\/products\/mcp-650qb-650q-caliper-rebuild-kit","provider":"Vast Quarter Midget Racing","version":"1.0","type":"link"}