{"product_id":"sierra-18-2646-1-mercruiser-alpha-one-gen-ii-lower-unit-seal-kit","title":"Sierra Lower Unit Seal Kit - SIE-18-2646-1","description":"\u003cp\u003eSierra 18-2646-1 MerCruiser Alpha One Gen II Lower Unit Seal Kit\u003c\/p\u003e\u003cp\u003eUsed On All MerCruiser Alpha I Gen II Lower Units 1991-Up\u003c\/p\u003e\u003cp\u003eKit Includes:\u003c\/p\u003e\u003cp\u003eSie-18-2599 Face Seal And Tool\u003c\/p\u003e\u003cp\u003eSie-18-2564 Water Pump Base To Face Plate Gasket\u003c\/p\u003e\u003cp\u003eSie-18-2566 Face Plate To Water Pump Cover Gasket\u003c\/p\u003e\u003cp\u003eSie-18-2945 Sealing Washer\u003c\/p\u003e\u003cp\u003eSie-18-2944 Seal\u003c\/p\u003e\u003cp\u003eSie-18-2002 Oil Seal\u003c\/p\u003e\u003cp\u003eSie-18-2013 Oil Seal\u003c\/p\u003e\u003cp\u003eSie-18-2014 Oil Seal\u003c\/p\u003e\u003cp\u003eSie-18-2054 Oil Seal\u003c\/p\u003e\u003cp\u003eSie-18-2076 Oil Seal\u003c\/p\u003e\u003cp\u003eSie-18-2077 Oil Seal\u003c\/p\u003e\u003cp\u003eSie-18-7159 O-Ring\u003c\/p\u003e\u003cp\u003eSie-18-7168 O-Ring\u003c\/p\u003e\u003cp\u003eSie-18-7176 O-Ring\u003c\/p\u003e\u003cp\u003eSie-18-7420 O-Ring\u003c\/p\u003e\u003cp\u003eSie-18-7440-1 O-Ring\u003c\/p\u003e\u003cp\u003eSie-18-2056 Oil Seal\u003c\/p\u003e\u003cp\u003eSie-18-7413 O-Ring\u003c\/p\u003e\u003cp\u003eInterchangeable With:\u003c\/p\u003e\u003cp\u003eMallory\u003c\/p\u003e\u003cp\u003e9-74206\u003c\/p\u003e\u003cp\u003eGLM\u003c\/p\u003e\u003cp\u003e87511\u003c\/p\u003e\u003cp\u003eMerCruiser Stern Drive\u003c\/p\u003e\u003cp\u003e26-816575A1\u003c\/p\u003e\u003cp\u003e26-816575A3\u003c\/p\u003e\u003cp\u003e26-816575A1\u003c\/p\u003e\u003cp\u003eFrequently Asked Questions\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eWhat is the Sierra 18-2646-1 MerCruiser Alpha One Gen II Lower Unit Seal Kit used for? The Sierra 18-2646-1 MerCruiser Alpha One Gen II Lower Unit Seal Kit is used on all MerCruiser Alpha I Gen II lower units from 1991-up. The kit contains multiple oil seals, O-rings, gaskets, a sealing washer, a seal, and a face seal and tool.\u003c\/li\u003e\n\u003cli\u003eWhat MerCruiser lower units does the Sierra 18-2646-1 seal kit fit? The Sierra 18-2646-1 Lower Unit Seal Kit is listed for all MerCruiser Alpha I Gen II lower units from 1991-up. Verify that your lower unit is an Alpha I Gen II model and falls within the listed year range before purchasing.\u003c\/li\u003e\n\u003cli\u003eWhat is included in the Sierra 18-2646-1 MerCruiser lower unit seal kit? The kit includes the Sie-18-2599 Face Seal And Tool, Sie-18-2564 and Sie-18-2566 water pump gaskets, Sie-18-2945 sealing washer, Sie-18-2944 seal, six oil seals, and seven O-rings. The included components cover the seals and gaskets specifically listed in the product description.\u003c\/li\u003e\n\u003cli\u003eDoes the Sierra 18-2646-1 seal kit include a face seal tool? Yes. The Sierra 18-2646-1 kit includes the Sie-18-2599 Face Seal And Tool. It also contains the Sie-18-2564 Water Pump Base To Face Plate Gasket and Sie-18-2566 Face Plate To Water Pump Cover Gasket.\u003c\/li\u003e\n\u003cli\u003eWhat part numbers are interchangeable with the Sierra 18-2646-1 lower unit seal kit? The Sierra 18-2646-1 MerCruiser Alpha One Gen II Lower Unit Seal Kit is interchangeable with Mallory 9-74206, GLM 87511, and MerCruiser Stern Drive 26-816575A1 and 26-816575A3. Verify your existing part number and lower-unit application before purchasing.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sierra","offers":[{"title":"Default Title","offer_id":50582438478082,"sku":"SIE-18-2646-1","price":68.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0842\/3024\/2562\/files\/SIE-18-2646-1_lg__19871.1558124217_af906144-f15d-4078-a852-8e70cc546976.webp?v=1791081415","url":"https:\/\/allmarineworld.com\/products\/sierra-18-2646-1-mercruiser-alpha-one-gen-ii-lower-unit-seal-kit","provider":"All Marine World","version":"1.0","type":"link"}