ARCO Marine Premium Replacement Alternator w/Single Groove Pulley – 12V 70A [20102]
Original price was: $151.19.$91.10Current price is: $91.10.
28 in stock
Description
Premium Replacement Alternator with Single Groove Pulley – 12V 70A
Replacement alternator that will fit Mercruiser, BRP-OMC, 12 Volt, 70 Amp, Self-exciting, Ignition protection screens, Internal regulator, Negative ground, 1-wire connection, 2-inch mounting foot, Single groove pulley included.
Features:
- All alternators are engineered for performance and reliability
- All alternators are engineered and manufactured with precision and quality
- All alternators must meet or exceed OEM performance before being boxed
Warranty Information:
When properly installed, all ARCO products are warrantied against defects in materials and workmanship for a period of 12 months for leisure use and 90 days for commercial or racing applications.
Add an extra year of warranty to your rotating electric ARCO product (Tilt/Trim Motors, Alternators, Outboard Starters, and Inboard Starters) when you register your product within 30 days of purchase. You can register your product by visiting arcomarine.com/product-registration
Replaces:
MERCURY 32701
MERCURY 47456A1
MERCURY 56045
MERCURY 59755
MERCURY 69729
Sierra 18-5950
This product may not be returned to the original point of purchase.Please contact the manufacturer directly with any issues or concerns.
Specifications:
- Amperage: 70A
- Voltage: 12v
- Box Dimensions: 8″H x 8″W x 9″L WT: 12 lbs
- UPC: 693006001128
Quick Guide (pdf)

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