Mercury O/B 3.0L 200-225 HP Carb & EFI 12V 50-Amp V-Groove Pulley, Replces Merc # 821663A1

Key Features:

• Optimized for Performance: This alternator is tailor-made for Mercury Outboard (O/B) and Mercruiser Factory High-Performance Engines like the 500EFI and 575SCI. It ensures your engine runs at its best, even in the most challenging conditions.
• Perfect Replacement: Replaces Merc #’s 857006A3, 857006T, and 834832T, offering a seamless transition and guaranteed compatibility.
• Ignition Protected: Complies with SAEJ1171 standards, ensuring ignition protection for safe operation, especially in offshore and racing environments.
• Multi-Groove Serpentine Pulley: The alternator is equipped with a multi-groove serpentine pulley, designed to optimize power transfer, increase efficiency, and reduce slippage.

Specifications:

• Product Name: Mercury Racing O/B 2.5L EFI Offshore 12V 50-Amp Serpentine Pulley Alternator
• Voltage: 12V
• Amperage: 50 Amps
• Compatibility: Mercury O/B and Mercruiser Factory High-Performance Engines (500EFI & 575SCI)
• Replaces: Merc #’s 857006A3, 857006T, 834832T
• Ignition Protection: SAEJ1171
• Pulley Type: Multi-Groove Serpentine Pulley
• OE Number: 834832T2
• Warranty: 1-Year