{"product_id":"minarelli-41-4mm-stuffer-crankshaft","title":"Minarelli 41.4mm Stuffer Crankshaft","description":"\u003ch2\u003e41.4mm Stuffer Crankshaft for Minarelli 50cc Engines\u003c\/h2\u003e\u003cp\u003eThis crankshaft is built for Minarelli 50cc, 2-stroke engines and uses a 10mm wrist pin. Its 41.4mm stroke is 2.2mm longer than standard, which raises primary compression and suits engines that run at higher RPMs. Along with other \u003ca href=\"\/collections\/minarelli-50cc-parts\"\u003eMinarelli 50cc \/ Yamaha jog scooter parts\u003c\/a\u003e, it can help the engine breathe better and burn fuel more efficiently.\u003c\/p\u003e\u003ch3\u003eHigher Primary Compression\u003c\/h3\u003e\u003cp\u003eExtra plastic padding on the crankshaft increases primary compression, which makes it a fit for racing and performance builds. It measures 9 ½ inches overall, so it is designed to replace your current crankshaft directly. The 17 splines hold it securely in the engine.\u003c\/p\u003e\u003ch3\u003eFitting Details\u003c\/h3\u003e\u003cp\u003eAnyone comfortable with engine work should be able to install this crankshaft without much trouble. Both the flywheel side and the drive end use an M10x1.25 thread, so standard hardware will work with it. The piston pin hole has a 14mm inner diameter, which lines up with the piston assembly.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStroke:\u003c\/strong\u003e 41.4mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall Length:\u003c\/strong\u003e 9 ½ inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSplines:\u003c\/strong\u003e 17\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlywheel Thread Size:\u003c\/strong\u003e M10x1.25\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrive End Thread Size:\u003c\/strong\u003e M10x1.25\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInner Diameter of Piston Pin Hole:\u003c\/strong\u003e 14mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e Minarelli 50cc 2-stroke engines with a 10mm wrist pin (41.4mm stroke Stuffer crankshaft)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatibility\u003c\/h3\u003e\u003cp\u003eFits:\u003c\/p\u003e\u003cul\u003e\u003cli\u003eMinarelli 50cc 2-stroke engines with a 10mm wrist pin (40QMB 50cc 2-stroke listed)\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eHow to choose:\u003c\/strong\u003e Before ordering, confirm that your engine has a 10mm wrist pin, a 14mm piston pin hole, and an M10x1.25 flywheel thread.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShop more:\u003c\/strong\u003e \u003ca href=\"\/collections\/minarelli-50cc-parts\"\u003eMinarelli 50cc \/ Yamaha Jog Parts\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-engines\"\u003eScooter Engines \u0026amp; Engine Parts\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-parts\"\u003eScooter Parts\u003c\/a\u003e\u003c\/p\u003e","brand":"Trend Times Toy Stores","offers":[{"title":"Default Title","offer_id":51135725109305,"sku":"TT-16382","price":185.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/3358\/9049\/files\/minarelli-41-4mm-stuffer-crankshaft-1.jpg?v=1794349624","url":"https:\/\/www.trendtimes.com\/products\/minarelli-41-4mm-stuffer-crankshaft","provider":"Trend Times Toy Stores","version":"1.0","type":"link"}