Mercruiser Alpha One Gen1 Parts

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Parts Selection Guide

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Prop Selection Guide

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      • Quicksilver SAE 90 High Performance Gear Lube
        $9.99

        Quicksilver High Performance Gear Lube SAE 90 Quicksilver High Performance Gear Lube is a synthetic blend gear oil specifically designed and tested for marine applications. Quicksilver SAE 90 Gear Lube is manufactured to provide maximum protection for...

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      • Sierra 18-2244 Drain Screw
        $3.99
        $2.99

        Sierra 18-2244 Drain Screw for Mercury and Mercruiser This Sierra 18-2244 Drain Screw is for use with the following: Mercruiser I, R, MR, Alpha One, TR, TRS & all O/Bs with 3/8-16 non-magnetic gear lube fill or vent screws. Includes: 18-2945...

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      • Sierra 18-7633 Trim Sender/Limit Kit Replaces 805320A03
        $141.99
        $98.99

        Sierra 18-7633 Trim Sender/Limit Kit Sierra replacement trim sender/limit kit for Mercruiser drives. Sierra aftermarket engine parts are manufactured to meet or exceed OEM requirements. Fits: MC-I, R, MR, Alpha, Alpha Gen II, Bravo...

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      • Sierra 18-3217 Impeller Kit Replaces 46-96148A8
        $35.99
        $24.99

        Sierra 18-3217 Water Pump Repair Kit for Mercruiser, Mercury For #1 Units thru S/N D494568 (Similar to #46-96148A5 without base or housing) Used on Mercruiser Stern Drives and Mercury Outboards. This kit contains all the components needed to properly...

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      • Sierra 18-2753-2 MerCruiser Shift Cable Bellows Replaces 74639A2
        $17.99
        $12.99

        Sierra 18-2753-2 MerCruiser Shift Cable Bellows Replaces 74639A2 This Sierra shift cable bellows is designed for use with MerCruiser drives. Application Info: Fits MerCruiser Alpha One Gen I drives from 1983-1991 with serial numbers 06225577 thru...

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      • Sierra 18-3517 Water Pump Kit Replaces 46-60367A1
        $56.99
        $39.99

        Sierra 18-3517 Water Pump Kit (Without Base) Sierra replacement water pump kit for Mercury and Mercruiser engines. Sierra high quality aftermarket parts are manufactured to meet or exceed OEM requirements. Fits: Mercury/Mariner 65 HP (4 cylinder)...

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      • Sierra 18-2601-1 MerCruiser Alpha One Gen I Bellows Seal Kit Replaces 803097T1
        $241.99
        $169.49

        Sierra 18-2601-1 MerCruiser Alpha One Gen I Bellows Seal Kit Replaces 803097T1 This Sierra bellows seal kit is designed for use with MerCruiser Alpha One Gen I drives. This bellows kit comes with a greasable gimbal bearing. Application Info R, MR,...

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      • Mercury Black Max 14.25x 21P Propeller 48-832832A45
        $244.16
        $203.47

        Mercury Black Max Propeller 14.25x 21P RH 48-832832A45 Mercury Black Max Propellers are well-balanced aluminum props. These propellers are a great choice for engines less than 250 HP with top speeds less than 50 MPH/80 KPH. Mercury Black Max...

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      • Sierra 18-2750 MerCruiser Exhaust Bellows Replaces 8M0124227
        $36.99
        $25.99

        Sierra 18-2750 MerCruiser Exhaust Bellows Replaces 8M0124227 This Sierra exhaust bellows is designed for use with MerCruiser drives. Application Info: Fits MerCruiser Alpha One Gen I drives from 1983-1991 with serial numbers 06225577 thru...

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      • Sierra 18-2649 Power Trim Seal Kit Replaces 25-87400A2
        $41.99
        $29.49

        Sierra 18-2649 Mercruiser Power Trim Seal Kit Sierra high-quality engine parts are designed to meet OEM specifications.  Fits R, MR, Alpha One, Gen II & Bravo Interchangeable with: GLM 87400 Mercruiser Stern...

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      • Mercury Black Max 14.5x 19P Propeller 48-832830A45
        $244.16
        $203.47

        Mercury Black Max 14.5x 19P Propeller 48-832830A45 Choosing the right propeller is essential for smooth handling, reliable acceleration, and overall efficiency on the water. The Mercury Black Max 14.5 x 19P Propeller is a highly recommended option for...

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      • Mercury Black Max 13-1/4x 17P Propeller 48-77344A45
        $228.26
        $190.22

        Mercury Black Max Propeller 13-1/4 x 17P RH 48-77344A45 Mercury Black Max Propellers are well-balanced aluminum props. These propellers are a great choice for engines less than 250 HP with top speeds less than 50 MPH/80 KPH. Mercury Black Max...

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      • Sierra 18-2174 U-Joint Replaces 75832T1
        $67.99
        $51.99

        Sierra 18-2174 Heavy Duty U-Joint Cross and Bearing Sierra replacement heavy duty u-joint includes both a straight and a 90 degree grease fitting. Fits: Alpha I Units s/n B418819 & Above, also fits Alpha I SS & Bravo Interchangeable...

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      • Magnesium Trim Tab Anode
        $24.99
        $17.99

        Sierra 18-6241 Magnesium Trim Tab Anode for Mercruiser, Mercury Sierra high quality aftermarket marine parts are manufactured to meet or exceed OEM requirements. Magnesium trim tab anodes should be used in fresh water only and with aluminum props...

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