{"product_id":"cylinder-base-nut-wrench-set-4-piece-continental-lycoming-engine-tool","title":"Cylinder Base Nut Wrench Set – 4-Piece | Continental \u0026 Lycoming Engine Tool","description":"\u003cp class=\"PDq2pG_selectionAnchorContainer\"\u003eBe prepared for a wide range of cylinder maintenance jobs with this professional-grade \u003cstrong\u003e4-Piece Cylinder Base Nut Wrench Set\u003c\/strong\u003e. Designed for servicing \u003cstrong\u003eContinental, Lycoming, and other compatible engines\u003c\/strong\u003e, the set includes the four most useful cylinder base nut sizes: \u003cstrong\u003e1\/2\", 9\/16\", 5\/8\", and 3\/4\"\u003c\/strong\u003e.\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eEach wrench features a \u003cstrong\u003e15-inch span\u003c\/strong\u003e for reaching around engine cylinders and an extra-thin \u003cstrong\u003e0.14\" wall\u003c\/strong\u003e for accessing cylinder base nuts in tight locations. The \u003cstrong\u003e12-point end\u003c\/strong\u003e works with both hex and 12-point nuts, while the \u003cstrong\u003e1\/2\" square drive\u003c\/strong\u003e allows use with compatible torque wrenches and breaker bars.\u003c\/p\u003e\n\u003cp\u003eForged from \u003cstrong\u003e4130 steel\u003c\/strong\u003e, tempered for strength, and finished with industrial chrome plating, this set is built for professional engine maintenance, cylinder changes, top-end work, and complete overhauls.\u003c\/p\u003e\n\u003ch3\u003eSet Includes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003e(1) 1\/2\" Cylinder Base Nut Wrench\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e(1) 9\/16\" Cylinder Base Nut Wrench\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e(1) 5\/8\" Cylinder Base Nut Wrench\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e(1) 3\/4\" Cylinder Base Nut Wrench\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eComplete \u003cstrong\u003e4-piece wrench set\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHex Sizes:\u003c\/strong\u003e 1\/2\", 9\/16\", 5\/8\" \u0026amp; 3\/4\"\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e1\/2\" square drive\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e15\" (381 mm) span\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eExtra-thin \u003cstrong\u003e0.14\" (3.5 mm) wall\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e12-point ends fit both \u003cstrong\u003ehex and 12-point nuts\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eLong-reach design fits around most engine cylinders\u003c\/li\u003e\n\u003cli\u003eDesigned for tight cylinder base nut locations\u003c\/li\u003e\n\u003cli\u003eForged from high-strength \u003cstrong\u003e4130 steel\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eTempered for maximum strength and durability\u003c\/li\u003e\n\u003cli\u003eIndustrial chrome plating improves surface hardness and corrosion resistance\u003c\/li\u003e\n\u003cli\u003eQuality tested to meet or exceed engine manufacturer torque specifications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eEngine Applications\u003c\/h3\u003e\n\u003cp\u003eDesigned for cylinder service on a broad range of \u003cstrong\u003eContinental and Lycoming engines\u003c\/strong\u003e using compatible cylinder base nuts.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eContinental:\u003c\/strong\u003e\u003cbr\u003eMost applications use \u003cstrong\u003e1\/2\" or 9\/16\"\u003c\/strong\u003e cylinder base nuts. \u003cstrong\u003eO-470 and IO-520\u003c\/strong\u003e applications commonly require the \u003cstrong\u003e5\/8\" wrench\u003c\/strong\u003e, with some configurations also utilizing 9\/16\" hardware. Select older Continental engines may require the \u003cstrong\u003e3\/4\" wrench\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eLycoming:\u003c\/strong\u003e\u003cbr\u003eDesigned for compatible \u003cstrong\u003eWide Deck\u003c\/strong\u003e applications, which most commonly utilize the \u003cstrong\u003e3\/4\" wrench\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFitment Note:\u003c\/strong\u003e Engine hardware can vary by model, configuration, crankcase, and previous modifications. Verify your cylinder base nut size before use.\u003c\/p\u003e\n\u003ch3\u003eIdeal for Engine Maintenance\u003c\/h3\u003e\n\u003cp\u003eThis complete set is ideal for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCylinder removal and installation\u003c\/li\u003e\n\u003cli\u003eCylinder replacement\u003c\/li\u003e\n\u003cli\u003eTop-end overhauls\u003c\/li\u003e\n\u003cli\u003eComplete engine overhauls\u003c\/li\u003e\n\u003cli\u003eCylinder base nut removal\u003c\/li\u003e\n\u003cli\u003eCylinder base nut installation and torquing\u003c\/li\u003e\n\u003cli\u003eEngine teardown and assembly\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eImportant Torque Note\u003c\/h3\u003e\n\u003cp\u003eWhen using these wrenches with a torque wrench, the effective extension length can affect the actual torque delivered to the cylinder base nut. Follow the applicable engine manufacturer's torque procedure and apply the appropriate torque correction when required.\u003c\/p\u003e\n\u003ch3\u003eAirboat Solutions\u003c\/h3\u003e\n\u003cp\u003eFor shops and airboat owners working on \u003cstrong\u003emultiple Continental and Lycoming engine families\u003c\/strong\u003e, the complete four-piece set eliminates the need to purchase individual cylinder base wrenches as different engine projects come through the shop.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSet:\u003c\/strong\u003e 4 Pieces\u003cbr\u003e\u003cstrong\u003eSizes:\u003c\/strong\u003e 1\/2\" • 9\/16\" • 5\/8\" • 3\/4\"\u003cbr\u003e\u003cstrong\u003eDrive:\u003c\/strong\u003e 1\/2\" Square\u003cbr\u003e\u003cstrong\u003eSpan:\u003c\/strong\u003e 15\" (381 mm)\u003cbr\u003e\u003cstrong\u003eMaterial:\u003c\/strong\u003e Forged 4130 Steel\u003cbr\u003e\u003cstrong\u003eFinish:\u003c\/strong\u003e Industrial Chrome Plated\u003c\/p\u003e","brand":"Airboat Solutions","offers":[{"title":"Default Title","offer_id":49389932019867,"sku":null,"price":189.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0718\/0075\/0235\/files\/f095a3c3-2c2b-42b5-83a3-48bed8b1f5b9.png?v=1787852134","url":"https:\/\/airboatsolutions.com\/products\/cylinder-base-nut-wrench-set-4-piece-continental-lycoming-engine-tool","provider":"Airboat Solutions","version":"1.0","type":"link"}