{"product_id":"mcs510534","title":"Jims Pinion Shaft 54-57 B.T – 1954–1957 Big Twin","description":"\u003ch2\u003eJims Pinion Shaft 54-57 B.T – 1954–1957 Big Twin\u003c\/h2\u003e\n\u003cp\u003eUse 23985-12 key (MCS 517945). Use 24023-36 JIMS nut (MCS 978258) for flywheel side and 24023-54 JIMS nut (MCS 978263) for pinion gear side. Comes with oil end plug. Side oiling. Repl. 24006-54A. Tech tip: 58-81 B. T. pinion shaft assemblies also fit 54-57 B.T. when the stock pressed-in bearing race is removed and the cast-in bearing retainer is bored out to accept the larger 58-81 press-in bearing race (OEM 24599-58B \/ MCS 518110).\u003c\/p\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003e54-57 Big Twin (NU)\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; PINION SHAFTS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnit:\u003c\/strong\u003e EA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct code:\u003c\/strong\u003e 510534\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Jim's","offers":[{"title":"Default Title","offer_id":57376876855683,"sku":"MCS510534","price":166.14,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1329\/4265\/files\/510534k_ebe470ac-6c09-4595-9b5c-7c91edd44659.jpg?v=1775554508","url":"https:\/\/hogparts.com\/products\/mcs510534","provider":"Hogparts UK Ltd","version":"1.0","type":"link"}