{"product_id":"fits-gm-th350-th350c-powerglide-muncie-m-20-and-aisin-ay6-20299","title":"Fits GM TH350, TH350c, Powerglide, Muncie M-20, and Aisin AY6","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":51746466824513,"sku":"BBFT_20299","price":55.13,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/1289\/6321\/files\/20299.jpg?v=1779262269","url":"https:\/\/sandmdiesel.com\/products\/fits-gm-th350-th350c-powerglide-muncie-m-20-and-aisin-ay6-20299","provider":"S\u0026M Diesel","version":"1.0","type":"link"}