{"product_id":"mcs978426","title":"Jims Compression Release Valve Set – All Big Twin; XL Sportster and Buell Xb…","description":"\u003ch2\u003eJims Compression Release Valve Set – All Big Twin; XL Sportster and Buell XB…\u003c\/h2\u003e\n\u003cp\u003e10x1.0mm threaded mechanical compression release valves; for most cylinder heads. Push-in the button and pressure will vent out of the valve. When the engine starts; the valves automatically close. Designedl for hard starting high compression motors. Note: MCS 978425 thread tap tool (10x1.0mm) and 978424 drill fixture tool are separately available to aid installation in Twin Cams.\u003c\/p\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003eAll Big Twin; XL Sportster and Buell XB models\u003c\/p\u003e\n\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Jims\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e MOTOR PARTS \u0026gt; COMPRESSION RELEASE VALVES\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnit:\u003c\/strong\u003e PR\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct code:\u003c\/strong\u003e 978426\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003ePart Numbers\u003c\/h2\u003e\n\u003cp\u003eMCS Part Number: 978426\u003cbr\u003eManufacturer Part Number: 727K\u003c\/p\u003e","brand":"JIMS","offers":[{"title":"Default Title","offer_id":57379231269251,"sku":"MCS978426","price":144.71,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1329\/4265\/files\/978426k.jpg?v=1785975392","url":"https:\/\/hogparts.co.uk\/products\/mcs978426","provider":"Hogparts UK Ltd","version":"1.0","type":"link"}