{"product_id":"b-m-transmission-speedometer-port-plug-1","title":"B\u0026M TRANSMISSION SPEEDOMETER PORT PLUG","description":"B\u0026amp;M Racing \u0026amp; Performance brings you this billet aluminum speedometer port block-off plug that fits GM TH350, TH350c, Powerglide, Muncie M-20, and Aisin AY6 transmissions. This plug is used to block the mechanical speedometer gear port when upgrading to an electronic speedometer and includes a replaceable Buna-N-rubber o-ring. It features a black Mil-Spec anodized finish for long-lasting good looks, even in harsh conditions. Comes with hardware and instructions for a quick and easy installation.","brand":"B\u0026M","offers":[{"title":"Default Title","offer_id":59852350619934,"sku":"BBFT_20299","price":44.07,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0679\/7171\/1262\/files\/20299.jpg?v=1787805755","url":"https:\/\/platinumhpsolutions.com\/products\/b-m-transmission-speedometer-port-plug-1","provider":"Platinum High Performance Solutions, LLC.","version":"1.0","type":"link"}