{"product_id":"sierra-18-21752-1-engine-coupler-replaces-3858437","title":"Sierra Engine Coupler - SIE-18-21752-1","description":"\u003cp\u003eSierra 18-21752-1 Engine Coupler for OMC, Volvo\u003c\/p\u003e\u003cp\u003eSierra replacement engine coupler for OMC and Volvo Penta engines. Sierra aftermarket parts are manufactured to meet or exceed OEM requirements.\u003c\/p\u003e\u003cp\u003e17 Splines\u003c\/p\u003e\u003cp\u003eFits:\u003c\/p\u003e\u003cp\u003e4.3L (1986-1998)\u003c\/p\u003e\u003cp\u003e5.0L (1986-1988, 1998)\u003c\/p\u003e\u003cp\u003e5.7 (1986-1992, 1994, 1996-1998)\u003c\/p\u003e\u003cp\u003eInterchangeable With:\u003c\/p\u003e\u003cp\u003eOMC Stern Drive\u003c\/p\u003e\u003cp\u003e984290\u003c\/p\u003e\u003cp\u003e986120\u003c\/p\u003e\u003cp\u003e3853917\u003c\/p\u003e\u003cp\u003e3858437\u003c\/p\u003e\u003cp\u003eVolvo Penta\u003c\/p\u003e\u003cp\u003e3858437\u003c\/p\u003e\u003cp\u003e3858437-1\u003c\/p\u003e\u003cp\u003eFrequently Asked Questions\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eWhat is the Sierra 18-21752-1 Engine Coupler for OMC, Volvo used for? The Sierra 18-21752-1 Engine Coupler is a replacement engine coupler for specified OMC and Volvo Penta applications. It features 17 splines and is manufactured to meet or exceed OEM requirements.\u003c\/li\u003e\n\u003cli\u003eWhich engines does the Sierra 18-21752-1 Engine Coupler fit? The Sierra 18-21752-1 fits 4.3L engines from 1986–1998, 5.0L engines from 1986–1988 and 1998, and 5.7L engines from 1986–1992, 1994, and 1996–1998. Verify your engine displacement and model year before ordering.\u003c\/li\u003e\n\u003cli\u003eHow many splines does the Sierra 18-21752-1 Engine Coupler have? The Sierra 18-21752-1 Engine Coupler has 17 splines. Confirm that your application requires a 17-spline engine coupler before purchasing.\u003c\/li\u003e\n\u003cli\u003eIs the Sierra 18-21752-1 Engine Coupler compatible with OMC and Volvo Penta? Yes. The product description identifies the Sierra 18-21752-1 as a replacement engine coupler for OMC and Volvo Penta engines. The listed applications include specific 4.3L, 5.0L, and 5.7L engine model years.\u003c\/li\u003e\n\u003cli\u003eWhat part numbers are interchangeable with the Sierra 18-21752-1 Engine Coupler? The Sierra 18-21752-1 is interchangeable with OMC Stern Drive part numbers 984290, 986120, 3853917, and 3858437. It is also interchangeable with Volvo Penta part numbers 3858437 and 3858437-1.\u003c\/li\u003e\n\u003cli\u003eDoes the Sierra 18-21752-1 Engine Coupler meet OEM requirements? Sierra states that its aftermarket parts are manufactured to meet or exceed OEM requirements. The 18-21752-1 is identified as a replacement engine coupler with 17 splines for the specified OMC and Volvo Penta applications.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sierra","offers":[{"title":"Default Title","offer_id":50582429237506,"sku":"SIE-18-21752-1","price":396.09,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0842\/3024\/2562\/files\/18-21752-1__48722.1722487780.webp?v=1791081319","url":"https:\/\/allmarineworld.com\/products\/sierra-18-21752-1-engine-coupler-replaces-3858437","provider":"All Marine World","version":"1.0","type":"link"}