MerCruiser Alternators

A reliable MerCruiser alternator is essential for keeping your boat’s electrical systems powered, ensuring consistent battery performance and a worry-free day on the water.

We offer a selection of aftermarket Mercruiser alternators designed to deliver dependable performance without breaking the bank.

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$740.30
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12V 65A Mercruiser V6-V8 Efi Alternator Rec805884T For Marine Use
12V 65A Mercruiser V6-V8 Efi Alternator Rec805884T For Marine Use

12V 65A Mercruiser V6-V8 Efi Alternator Rec805884T For Marine Use

$516.45
Mercruiser 12V 50A Alternator For 3.0L Engines - Rec8M0064020
Mercruiser 12V 50A Alternator For 3.0L Engines - Rec8M0064020

Mercruiser 12V 50A Alternator For 3.0L Engines - Rec8M0064020

$446.60
Mercruiser 12V 50A Alternator Rec821663A1 For 3.0L Engines
Mercruiser 12V 50A Alternator Rec821663A1 For 3.0L Engines

Mercruiser 12V 50A Alternator Rec821663A1 For 3.0L Engines

$740.30
Mercruiser 12V 50A Alternator Rec8M0064021 For Race Sterndrive 500Efi
Mercruiser 12V 50A Alternator Rec8M0064021 For Race Sterndrive 500Efi

Mercruiser 12V 50A Alternator Rec8M0064021 For Race Sterndrive 500Efi

$520.30
Mercruiser 12V 70A Alternator For 3.0L Engines | Rec862030T01
Mercruiser 12V 70A Alternator For 3.0L Engines | Rec862030T01

Mercruiser 12V 70A Alternator For 3.0L Engines | Rec862030T01

$427.35
Mercruiser 12V 70A Alternator Rec862031T1 For 4.3L-5.7L Engines
Mercruiser 12V 70A Alternator Rec862031T1 For 4.3L-5.7L Engines

Mercruiser 12V 70A Alternator Rec862031T1 For 4.3L-5.7L Engines

$433.95
Mercruiser 65A Alternator Rec807653T For Ei 165, 250, 300 Engines
Mercruiser 65A Alternator Rec807653T For Ei 165, 250, 300 Engines

Mercruiser 65A Alternator Rec807653T For Ei 165, 250, 300 Engines

$471.90
Mercruiser Alternator Rec78403A2 For 3.0L, V6 & V8 Engines
Mercruiser Alternator Rec78403A2 For 3.0L, V6 & V8 Engines

Mercruiser Alternator Rec78403A2 For 3.0L, V6 & V8 Engines

$457.60
Mercruiser Alternator Rec898101505 For Cmd Qsd 2.0/2.8 & 4.2 2.0L Ei
Mercruiser Alternator Rec898101505 For Cmd Qsd 2.0/2.8 & 4.2 2.0L Ei

Mercruiser Alternator Rec898101505 For Cmd Qsd 2.0/2.8 & 4.2 2.0L Ei

$622.60
Mercruiser Rec863077T Alternator For 4.3L, 6.2L, 5.7L & More
Mercruiser Rec863077T Alternator For 4.3L, 6.2L, 5.7L & More

Mercruiser Rec863077T Alternator For 4.3L, 6.2L, 5.7L & More

$475.20
Mercruiser V6 & V8 Alternator 12V 55Amp Rec807652T - Reliable Power Source
Mercruiser V6 & V8 Alternator 12V 55Amp Rec807652T - Reliable Power Source

Mercruiser V6 & V8 Alternator 12V 55Amp Rec807652T - Reliable Power Source

$463.65
Mercruiser/Cummins Alternator Rec882571 For Cmd 1.7 Mi/Ms 120 L/L4
Mercruiser/Cummins Alternator Rec882571 For Cmd 1.7 Mi/Ms 120 L/L4

Mercruiser/Cummins Alternator Rec882571 For Cmd 1.7 Mi/Ms 120 L/L4

$557.15
Mercruiser/Honda Alternator Rec31630-Zw5-003 For Bf115 & Bf130 Models
Mercruiser/Honda Alternator Rec31630-Zw5-003 For Bf115 & Bf130 Models

Mercruiser/Honda Alternator Rec31630-Zw5-003 For Bf115 & Bf130 Models

$542.85

If you’re unsure, our marine experts are here to help. Plus, you can explore our full range of MerCruiser parts.