{"product_id":"chainsaw-engine-cover-screw-set-ms311-ms391-m6x20","title":"Chainsaw Engine Cover Screw Set – MS311 \u0026 MS391 M6x20","description":"\n\u003ch2\u003eChainsaw Engine Cover Screw Set for MS311 \u0026amp; MS391 Chainsaws\u003c\/h2\u003e\n\u003cp\u003eKeep your chainsaw running at peak performance with this precision-engineered \u003cstrong\u003eEngine Cover Screw Set\u003c\/strong\u003e, designed as a direct-fit replacement for MS311 and MS391 chainsaws. Manufactured to M6x20 specifications from durable alloy steel and plastic components, this kit restores secure, reliable fastening to your chainsaw's engine cover — getting you back to work faster.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eExact Compatibility:\u003c\/strong\u003e Purpose-built for MS311 and MS391 chainsaw models. Replaces OEM part numbers \u003cstrong\u003e90223191300\u003c\/strong\u003e and \u003cstrong\u003e9022 319 1300\u003c\/strong\u003e for a guaranteed fit.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePrecision Specifications:\u003c\/strong\u003e M6x20 screw sizing ensures a proper, secure engagement with your chainsaw's engine cover, even in demanding operating conditions.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurable Materials:\u003c\/strong\u003e Constructed from alloy steel and plastic — engineered to withstand the vibration and stress of regular chainsaw use.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eImproved Reliability:\u003c\/strong\u003e Replacing worn or damaged screws and nuts with this kit restores smooth operation and consistent engine cover retention.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEasy Identification:\u003c\/strong\u003e Clear part number references make ordering and installation straightforward — no guesswork required.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible Models\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMS311, MS391\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Numbers\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e90223191300 \/ 9022 319 1300\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAlloy Steel + Plastic\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSize\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eM6 x 20\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eColor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSilver \u0026amp; White\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePackage Contents\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 × Chainsaw Engine Cover Screw Set\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003cp\u003e\u003cstrong\u003eMade in Mainland China.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch3\u003eImportant Notes\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eActual color may vary slightly from product images due to monitor brightness and lighting conditions.\u003c\/li\u003e\n  \u003cli\u003ePlease allow slight manual measurement tolerances for listed dimensions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/garden-pruner-shears-secateurs-bonsai-fruit-trees\"\u003eGarden Pruner Shears – Secateurs for Bonsai \u0026amp; Fruit Trees\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/air-compressor-pressure-gauge-0-10-0-12-0-25-bar-hydraulic-diy\"\u003eAir Compressor Pressure Gauge 0-10\/0-12\/0-25 Bar | DIY Tool\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/100-pcs-plant-support-clips-orchid-flower-vine-stem-garden\"\u003e100 PCS Plant Support Clips for Orchid, Flower \u0026amp; Vine Stems\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/hand-power-tools\" target=\"_blank\" rel=\"noopener\"\u003eOSHA guidance on hand and power tools\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Which chainsaw models is this engine cover screw set compatible with?\u003c\/h4\u003e\n\u003cp\u003eA: This screw set is specifically designed to fit MS311 and MS391 chainsaw models. It replaces OEM part numbers 90223191300 and 9022 319 1300 for an exact, reliable fit.\u003c\/p\u003e\n\u003ch4\u003eQ: What size are the screws included in this chainsaw engine cover kit?\u003c\/h4\u003e\n\u003cp\u003eA: The screws are manufactured to M6x20 specifications, providing a strong and secure fit for the engine cover on compatible MS311 and MS391 chainsaws.\u003c\/p\u003e\n\u003ch4\u003eQ: What materials are used in this chainsaw engine cover screw set?\u003c\/h4\u003e\n\u003cp\u003eA: The set is made from alloy steel and plastic, delivering the strength and durability needed to hold up under the vibration and stress of regular chainsaw operation.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Which chainsaw models is this engine cover screw set compatible with?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This screw set is specifically designed to fit MS311 and MS391 chainsaw models. 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