ARCO Marine Premium Replacement Alternator w/Single-Groove Pulley - 12V, 70A [20810]Premium Replacement Alternator with Single Groove Pulley 12V, 70A Replacement alternator that will fit Mercruiser 3. 0L, 1999 Up, 12 Volt, 70 AMP, Internal Fan, 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

additional bottom support keepers and 1" ball base adapter

Typical for Caterpillar

0 / (mm) 1600 x 1600

Smooth and easy operation

It has been developed to mount onto the front of the Forestay Bridle where it is ideally situated for maximum visibility both upwind and downwind

Medium Frequency 80-130 kHz

Light penetration (perfect water quality): 45' (13+M)

30 A max continuous discharge

Incredibly easy to install

AM/FM sound systems

Cable: Pre-wired with 2

RVs and Boats