{"id":69419,"date":"2026-06-06T05:34:55","date_gmt":"2026-06-06T03:34:55","guid":{"rendered":"https:\/\/stage6-racing.com\/produkt\/crankshaft-hpc-mk2-piston-pin-stage612mm-yamaha-bws\/"},"modified":"2026-06-07T06:20:07","modified_gmt":"2026-06-07T04:20:07","slug":"crankshaft-hpc-mk2-piston-pin-stage6-12mm-yamaha-bws","status":"publish","type":"product","link":"https:\/\/stage6-racing.com\/en\/product\/crankshaft-hpc-mk2-piston-pin-stage6-12mm-yamaha-bws\/","title":{"rendered":"Crankshaft HPC MK2 Piston Pin Stage6 12mm Yamaha BW&#8217;s"},"content":{"rendered":"<h2>Racing crankshaft HPC MK2 Stage6 for Minarelli vertical<\/h2>\n<p>High-quality tuning parts from Stage6: <strong>Stage6 Crankshaft HPC MKII piston pin=12mm<\/strong> Yamaha BW&#8217;s (Minarelli vertical), perfect complement for racing cylinders with <strong>12mm piston pin<\/strong>. The MK2 High Primary Compression (HPC) crankshaft is the second generation HPC crankshaft from tuning specialist Stage6 and is designed for tuned engines, ranging from lightly tuned sport to high performance racing set-ups.<\/p>\n<h3>Features HPC crankshaft<\/h3>\n<p>The high-quality crankshaft is completely made of metal; the counterweight inserts are made from metal as well. This ensures excellent balancing and stability even at the highest rpms. The connecting rod is forged which provides strength and reliability far surpassing any cast part.<\/p>\n<p>This MK2 HPC crankshaft was built for\u00a0<strong>tuning\u00a0<\/strong>and\u00a0<strong>racing\u00a0<\/strong>set-ups, starting at 50cc and going up to 70cc. It can even be used for 70cc high-end engines.<\/p>\n<h3>Technical data Tuning Crankshaft HPC MK 2<\/h3>\n<ul>\n<li>connecting rod: original<\/li>\n<li>stroke: original (39mm)<\/li>\n<li>piston pin: 12mm<\/li>\n<li>small end bearing: 12x17x15mm<\/li>\n<li>maximum speed: 16,000rpm<\/li>\n<li>product range: racing \/ high-end racing<\/li>\n<\/ul>\n<p><b>Attention: The crankshaft can only be used in combination with racing cylinders with 12mm piston pin!<\/b><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Racing crankshaft HPC MK2 Stage6 for Minarelli vertical High-quality tuning parts from Stage6: Stage6 Crankshaft HPC MKII piston pin=12mm Yamaha BW&#8217;s (Minarelli vertical), perfect complement for racing cylinders with 12mm piston pin. The MK2 High Primary Compression (HPC) crankshaft is the second generation HPC crankshaft from tuning specialist Stage6 and is designed for tuned engines,&hellip;<\/p>\n","protected":false},"featured_media":0,"template":"","meta":[],"product_brand":[],"product_cat":[8266],"product_tag":[8265],"class_list":{"0":"post-69419","1":"product","2":"type-product","3":"status-publish","5":"product_cat-bottom-end","6":"product_tag-scooter","7":"pa_ausfuehrung-crankshaft","8":"pa_farbe-variante-hpc","9":"pa_marke-12x17x15mm","10":"pa_produkt-familie-stage6","11":"pa_strassenzulassung-12-mm","12":"pa_tuningbereich-high-end","13":"description-off","15":"first","16":"instock","17":"product-type-external"},"_links":{"self":[{"href":"https:\/\/stage6-racing.com\/en\/wp-json\/wp\/v2\/product\/69419","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/stage6-racing.com\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/stage6-racing.com\/en\/wp-json\/wp\/v2\/types\/product"}],"wp:attachment":[{"href":"https:\/\/stage6-racing.com\/en\/wp-json\/wp\/v2\/media?parent=69419"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/stage6-racing.com\/en\/wp-json\/wp\/v2\/product_brand?post=69419"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/stage6-racing.com\/en\/wp-json\/wp\/v2\/product_cat?post=69419"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/stage6-racing.com\/en\/wp-json\/wp\/v2\/product_tag?post=69419"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}