{"product_id":"professional-piston-ring-friction-pull-measurement-tool","title":"Proform 67657 Professional Piston Ring Friction Pull Measurement Tool","description":"Minimizing piston ring friction before blow by is one of the best ways to maximize engine efficiency. This tool accurately measures the pull of a ring in the bore for a quantitative measurement of friction as a function of gap and diameter. Get it right and get the trophy! Includes two expandable platforms for pulling, and a precision digital gauge for accurate readings. U.S. Pat. 8.479.570","brand":"Proform","offers":[{"title":"Default Title","offer_id":51181150077243,"sku":"BCHW_67657","price":1170.39,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/5958\/2011\/files\/8c89c984c6088.jpg?v=1776500860","url":"https:\/\/performancepartscanada.ca\/products\/professional-piston-ring-friction-pull-measurement-tool","provider":"Performance Parts Canada","version":"1.0","type":"link"}