Ignitions and Electrical› Charging Systems
ARCO MARINE
PLEASURECRAFT 12 VOLT 70 AMP ALTERNATOR
SKU: A09I 20822
Description
This alternator is a direct replacement for various part numbers, including DELCO 8400027, PLEASURECRAFT RA097007C, SIERRA 18-6453, Protorque PH140-0004, and QUICKSILVER 8M6007461.
Fitment
Fitment Guaranteed
Don’t gamble
on fit.
Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.
Available on iOS & Android
Specifications
| Brand | ARCO MARINE |
| Part Number | A09I 20822 |
Videos
ARCO Zeus, the Fastest and Safest Way to Charge Your Batteries and Optimize Your Alternator
Lithium got Upgraded. Not clickbait! Does Arco Zeus replace a generator??
Simplify Life: Toss the Stupid Generator! | BOAT TECH | Arco Zeus
What is the Best Alternator for my Boat?
Wiring the Arco Zeus Regulator Into Your Boat | How-To Series
Uprate your boats alternator
10kW J180 Mount 48V Generator Suits Yanmar 3Jh / 4JH will produce 2000W at Idle and is 90% Efficient
Can I Use an External Regulator With Any Marine Alternator?
Marine Alternator and Starter Wiring
Buy with Confidence
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
View Full Return Policy