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Mercruiser Replacement Drives

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      • Sterndrive Engineering Repl Mercruiser Drive Alpha One GenII - Upper/Lower Together
        $2,519.99
        $2,099.99

        Sterndrive Engineering Repl Mercruiser Drive Alpha One GenII Available in Standard Rotation and Counter Rotation (CR added to SKU number). 3 Year Warranty. Mounting gaskets and hardware not included. Up to 300 HP Uses the latest style...

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      • Sterndrive Engineering SE106 Replacement Mercruiser Drive
        $2,184.99
        $1,899.99

        Sterndrive Engineering SE106 Replacement Mercruiser Drive R, MR, Alpha One Complete Replacement Outdrive for Mercruiser R, MR, and Alpha One. 1972 - 1990. Please verify your serial number to be sure if you have a Gen 1 or Gen 2 drive. Brand New...

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      • Sterndrive Engineering Repl Lower Unit Merc Alpha One GenII
        $1,409.99
        $1,174.99

        Sterndrive Engineering Replacement Lower Unit Mercruiser Alpha One Gen II Lower unit replacements are an expensive headache for any boat owner.  A Sterndrive Engineering Replacement Lower Unit can take some of the sting out of an expensive repair...

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      • Sterndrive Engineering Repl Lower Unit Merc R,Mr,Alpha One
        $1,259.99
        $1,049.99

        Sterndrive Engineering Replacement Lower Unit Mercruiser R, MR, and Alpha One 90-106-02 Replaces R, MR, Alpha One lowers from 1972-1990 13 Spline Driveshaft Tooth count is 13-21 Up to 300 HP 90-108-02 To replace Counter Rotation units...

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      • Sterndrive Engineering Replacement Drive, Old Style R , MR , Alpha One
        $2,225.99
        $1,854.99

        Sterndrive Engineering Replacement Drive, Old Style R , MR , Alpha One Replaces most Mercruiser Sterndrives 160/165 HP from 1967-1977 Comes with a 8-1/8 old style input yoke Ships in two boxes Does NOT include install kit or anode kit Up to 300HP...

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      • Sterndrive Engineering Repl Lower Unit Mercruiser Bravo One
        $1,529.99
        $1,274.99

        Sterndrive Engineering Repl Lower Unit Mercruiser Bravo One It can be modified to back fit 1988 - 1991 90-121-02 has a side water pick up 90-122-02 has a side and low water pick up Item is subject to a 20% restocking fee (Boat Covers, Bimini...

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      • Mercruiser Gen II Replacement Upper Unit 1.62 / 2.0
        $1,289.99
        $1,074.99

        Sterndrive Engineering Mercruiser Alpha One Gen II Replacement Upper Unit 1.62 / 2.0 Ratio Replacement Upper Unit for Mercruiser Alpha One Gen II Sterndrives 1991- Current. SE116 1.62 Ratio replaces the 1.65 and the 2.0 ratio Click to...

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      • Mercruiser Gen II Replacement Upper Unit 1.47
        $1,289.99
        $1,074.99

        Sterndrive Engineering Mercruiser Alpha One Gen II Replacement Upper Unit 1.47 Ratio For Mercruiser Alpha One Gen II Sterndrives 1991 - Present. SE116 1.47 Ratio also replaces the 1.5 Ratio Click to Download Sterndrive Engineering SE116...

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      • Mercruiser Gen II Replacement Upper Unit 1.81
        $1,289.99
        $1,074.99

        Sterndrive Engineering Mercruiser Gen II Replacement Upper Unit 1.81 Ratio Replacement Upper Unit for Mercruiser Alpha One Gen II Sterndrives 1991- Current. SE116 1.81 Ratio replaces the 1.84 Ratio Click to Download Sterndrive Engineering...

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      • SEI Mercruiser Outboard 4.3L Repl Upper Unit 1.81
        $1,289.99
        $1,074.99

        SEI Mercruiser Outboard 4.3L Repl Upper Unit 1.81 Note for purchasing: You must verify your Gear Ratio. Call for application assistance if needed, and have your engine serial number ready when calling. SE116, 1.81 Replacement Mercruiser...

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      • SEI Mercruiser Alpha One Replacement Upper Unit 1.81
        $1,169.99
        $974.99

        SternDrive Replacement Upper Unit for Mercruiser R, MR, Alpha One. 1.81 Ratio 1.81 Ratio also replaces 1.84 ratio For Alpha One Gen I Sterndrives (1972-1990) Comes with a 9-9/16" [new style] input yoke. 3 Year Manufacturer's...

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      • Mercruiser Alpha One Replacement Upper Unit 1.94
        $1,169.99
        $974.99

        Replacement Upper Unit for Mercruiser R, MR, Alpha One. 1.94 Ratio 1.94 ratio also replaces 1.98 ratio Comes with a 9-9/16" [new style] input yoke. 3 Year Manufacturer's Warranty 1983-1990 OE#: 9412A23 Item is subject to a 20% restocking fee...

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      • Mercruiser Gen II Replacement Upper Unit 1.94 / 2.40
        $1,289.99
        $1,074.99

        Sterndrive Engineering Mercruiser Alpha One Gen II Replacement Upper Unit 1.94 / 2.40 Ratios For Mercruiser Alpha One Gen II Sterndrives 1991 - Present. SE116 1.94 ratio also replaces the 1.98 and 2.4 ratios Click to Download Sterndrive...

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      • Mercruiser Alpha One Replacement Upper Unit 1.62 w/ Short Yoke
        $1,169.99
        $974.99

        Sterndrive Engineering Mercruiser Alpha One Replacement Upper Unit 1.62 Ratio w/ Short Yoke 1.62 ratio also replaces the 1.65 ratio Comes with a [short] 8-1/8" input yoke. This drive is generally used on older inline 6 and 4 cylinder engines. 3...

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      • Mercruiser Alpha One Replacement Upper Unit 1.81 w/ Short Yoke
        $1,169.99
        $974.99

        Sterndrive Engineering Mercruiser Alpha One Replacement Upper Unit 1.81 Ratio w/ Short Yoke 1.81 ratio also replaces the 1.84 ratio Comes with an [old style] 8-1/8" input yoke. This drive is generally used on older inline 6 and 4 cylinder engines...

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      • Mercruiser Alpha One Replacement Upper Unit 1.94 w/ Short Yoke
        $1,169.99
        $974.99

        Sterndrive Mercruiser Alpha One Replacement Upper Unit 1.94 Ratio with Short Yoke Replaces Mercruiser 1972-1982 2.5 and 3.0 Liter inline 4 Upper unit 1.94 ratio also replaces the 1.98 ratio Comes with a [old style] 8-1/8" input yoke. This drive is...

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      We proudly offer Sterndrive Engineering drives for Mercruiser Alpha 1, 2 and Bravo 1 that meet or exceed manufacturer's specifications. Purchase the complete drive or just the upper or lower depending on your needs. Made in the USA, free shipping and the best warranty in the industry.