{"product_id":"crankcase-064-ms640","title":"Crankcase 064, MS640","description":"\u003ch1\u003eSTIHL Crankcase for 064 \u0026amp; MS 640 Chainsaws - 1122 020 2101\u003c\/h1\u003e\n\u003cp\u003eThe STIHL Crankcase for 064 and MS 640 chainsaws is a genuine replacement engine housing designed to support, protect and align the internal engine components of compatible STIHL professional chainsaws. Manufactured to STIHL original equipment standards, this crankcase helps maintain the correct structure around key engine assemblies, supporting reliable operation, durability and long-term machine performance.\u003c\/p\u003e\n\u003cp\u003eDesigned specifically for the STIHL 064 and MS 640 chainsaws, this crankcase provides a precise OEM fit for rebuilds, major servicing and engine repair work. As the central engine housing, it plays an important role in protecting internal components, maintaining correct alignment and helping the chainsaw operate smoothly under demanding forestry, firewood, milling, estate and professional cutting conditions. Available from Gustharts with fast UK delivery options for genuine STIHL spare parts.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine STIHL crankcase for assured compatibility and reliability\u003c\/li\u003e\n\u003cli\u003eManufacturer Part Number: 1122 020 2101\u003c\/li\u003e\n\u003cli\u003eDesigned for STIHL 064 and MS 640 professional chainsaws\u003c\/li\u003e\n\u003cli\u003eActs as the main engine housing for compatible chainsaw components\u003c\/li\u003e\n\u003cli\u003eHelps protect internal engine parts from damage and misalignment\u003c\/li\u003e\n\u003cli\u003eSupports correct engine structure during rebuilds and major repairs\u003c\/li\u003e\n\u003cli\u003eDurable construction for demanding professional chainsaw use\u003c\/li\u003e\n\u003cli\u003ePrecision-made for accurate fitment to OEM specifications\u003c\/li\u003e\n\u003cli\u003eSuitable for workshop repairs, engine rebuilds and professional servicing\u003c\/li\u003e\n\u003cli\u003eHelps maintain smooth running, reliability and long-term machine performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTypical Applications\u003c\/h2\u003e\n\u003cp\u003eThis STIHL crankcase is used during major chainsaw repairs, rebuilds and servicing where the original engine housing is damaged, worn, cracked or no longer suitable for reliable operation. It is suitable for professional forestry, arboriculture, estate management, firewood processing and heavy-duty cutting applications using STIHL 064 and MS 640 chainsaws.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specification\u003c\/h2\u003e\n\u003cdiv style=\"overflow-x: auto;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; text-align: left; border: 1px solid #ddd;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"border: 1px solid #ddd; padding: 10px; text-align: left;\"\u003eBrand\u003c\/th\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 10px; text-align: left;\"\u003eSTIHL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border: 1px solid #ddd; padding: 10px; text-align: left;\"\u003eProduct Type\u003c\/th\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 10px; text-align: left;\"\u003eCrankcase \/ Engine Housing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border: 1px solid #ddd; padding: 10px; text-align: left;\"\u003eManufacturer Part Number\u003c\/th\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 10px; text-align: left;\"\u003e1122 020 2101\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border: 1px solid #ddd; padding: 10px; text-align: left;\"\u003eAlternate Part Numbers\u003c\/th\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 10px; text-align: left;\"\u003e1122-020-2101, 11220202101\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border: 1px solid #ddd; padding: 10px; text-align: left;\"\u003eFunction\u003c\/th\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 10px; text-align: left;\"\u003eHouses, supports and protects compatible chainsaw engine components\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border: 1px solid #ddd; padding: 10px; text-align: left;\"\u003eSuitable For\u003c\/th\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 10px; text-align: left;\"\u003eSTIHL 064 and MS 640 chainsaws\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border: 1px solid #ddd; padding: 10px; text-align: left;\"\u003ePart Type\u003c\/th\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 10px; text-align: left;\"\u003eGenuine OEM Replacement Part\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch2\u003eFits Models\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eSTIHL 064\u003c\/li\u003e\n\u003cli\u003eSTIHL MS 640\u003c\/li\u003e\n\u003cli\u003eSTIHL MS640\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eAlso Known As\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eSTIHL chainsaw crankcase\u003c\/li\u003e\n\u003cli\u003eSTIHL engine housing\u003c\/li\u003e\n\u003cli\u003eSTIHL crank housing\u003c\/li\u003e\n\u003cli\u003eSTIHL engine casing\u003c\/li\u003e\n\u003cli\u003eSTIHL crankcase housing\u003c\/li\u003e\n\u003cli\u003eSTIHL 064 crankcase\u003c\/li\u003e\n\u003cli\u003eSTIHL MS 640 crankcase\u003c\/li\u003e\n\u003cli\u003eSTIHL chainsaw engine case\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhy Choose Genuine STIHL Engine Housings?\u003c\/h2\u003e\n\u003cp\u003eThe crankcase is a structural engine component, so accurate fit and alignment are critical during a chainsaw rebuild. Choosing a genuine STIHL crankcase helps ensure the correct OEM dimensions and mounting points for the 064 and MS 640, reducing the risk of poor alignment, unreliable sealing or premature wear from unsuitable aftermarket housings.\u003c\/p\u003e\n\u003ch2\u003eExplore More\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.gustharts.com\/pages\/stihl-parts\"\u003eSTIHL Spare Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.gustharts.com\/collections\/chainsaw-accessories\"\u003eChainsaw Accessories\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.gustharts.com\/collections\/stihl-chainsaw-guide-bar-and-chain-selector\"\u003eGuide Bar \u0026amp; Chain Selector\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.gustharts.com\/collections\/chainsaw-guide-bars\"\u003eGuide Bars\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.gustharts.com\/collections\/chainsaw-chains\"\u003eChains\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQs\u003c\/h2\u003e\n\u003ch3\u003eIs this a genuine STIHL crankcase?\u003c\/h3\u003e\n\u003cp\u003eYes, this is a genuine STIHL replacement crankcase manufactured to original equipment standards.\u003c\/p\u003e\n\u003ch3\u003eWhat is the part number for this STIHL crankcase?\u003c\/h3\u003e\n\u003cp\u003eThe manufacturer part number is 1122 020 2101. It may also be listed as 1122-020-2101 or 11220202101.\u003c\/p\u003e\n\u003ch3\u003eWhich STIHL chainsaws does this crankcase fit?\u003c\/h3\u003e\n\u003cp\u003eThis crankcase fits STIHL 064 and MS 640 chainsaws.\u003c\/p\u003e\n\u003ch3\u003eWhat does a chainsaw crankcase do?\u003c\/h3\u003e\n\u003cp\u003eThe crankcase houses, supports and protects key internal engine components, helping maintain correct alignment and reliable running.\u003c\/p\u003e\n\u003ch3\u003eWhen should a crankcase be replaced?\u003c\/h3\u003e\n\u003cp\u003eReplace the crankcase if it is cracked, damaged, distorted, worn or unsuitable for a reliable engine rebuild.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Stihl","offers":[{"title":"Default Title","offer_id":58025486614902,"sku":"ST-1122 020 2101","price":212.5,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/6603\/1348\/files\/STIHL_genuine_spares_from_authorised_dealer.png?v=1775040092","url":"https:\/\/www.gustharts.com\/ja\/products\/crankcase-064-ms640","provider":"Gustharts","version":"1.0","type":"link"}