{"product_id":"secondary-metering-block-conversion-kit-shiny-aluminum-1","title":"Secondary Metering Block Conversion Kit - Shiny Aluminum","description":"Easily convert your 0-1850SA or 0-80457SA 600 CFM carburetor to a model 4150 by adding a secondary metering block. The addition of a secondary metering block will allow you to fine tune your carburetor by utilizing replaceable main jets versus the fixed orifices found in a metering plate.","brand":"Holley","offers":[{"title":"Default Title","offer_id":51577065734459,"sku":"BBVL_34-6SA","price":141.05,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/5958\/2011\/files\/34-6s_02d23fb3-2189-4f89-8f58-0cbe3006b078.jpg?v=1787474213","url":"https:\/\/performancepartscanada.ca\/products\/secondary-metering-block-conversion-kit-shiny-aluminum-1","provider":"Performance Parts Canada","version":"1.0","type":"link"}