{"product_id":"se218-replaces-most-mercury-3-0l-counter-rotation-1","title":"SE218 (Replaces Most Mercury 3.0L Counter Rotation)","description":"\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003eSE218 Replaces most Mercury 3.0L Lower Units (SN 1B504989 and below). Does not replace the Torque Master, Torque Master 2 or the Sport Master.\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003eAvailable with a 25 or 30 inch (13 spline) 1 pc. driive shaft.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003eIf you have an 8 Spline drive shaft, you will need to buy the stub shaft unit\u003cbr\u003eand buy an upper driveshaft from an OE dealer.\u003cbr\u003e25\" 45-823901A 1\u003cbr\u003e30\" 45-824115A 1 (This item is no longer available from the OE. You will need to source a used one or fix your old drive.) \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eIf you have a 13-spline two-piece shaft, just buy the appropriate\u003cbr\u003eone piece shaft from the drop-down box above.\u003cbr\u003eThe SEI 218 gear cases are supplied with the correct water tube coupling for units with a serial number of OG438000 and higher. If your unit has a lower serial number, you will need to use your old water coupling or buy the correct part (SEI part number 96-116-12K).\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"Sterndrive Engineering","offers":[{"title":"13\/1.75\/3.0L\/25\" Shaft","offer_id":45349115723955,"sku":null,"price":1385.0,"currency_code":"USD","in_stock":true},{"title":"13\/1.75\/3.0L\/30\" Shaft","offer_id":45349115756723,"sku":null,"price":1385.0,"currency_code":"USD","in_stock":true},{"title":"13\/1.75\/3.0L\/Stub Shaft","offer_id":45349115789491,"sku":null,"price":1385.0,"currency_code":"USD","in_stock":true},{"title":"13\/1.62\/3.0L\/25\" Shaft","offer_id":45349115822259,"sku":null,"price":1385.0,"currency_code":"USD","in_stock":true},{"title":"13\/1.62\/3.0L\/Stub Shaft","offer_id":45349115855027,"sku":null,"price":1385.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0257\/1465\/5281\/files\/Screenshot2026-03-14at10.35.38AM_ff3180e5-3d7d-46ad-98a5-5279c555898d.png?v=1773500173","url":"https:\/\/claussmarine.com\/products\/se218-replaces-most-mercury-3-0l-counter-rotation-1","provider":"Clauss Marine","version":"1.0","type":"link"}