ARCO Part #80108

ARCO NEW Original Equipment Quality Replacement Alternator

Fits: Late model Volvo Penta DIESEL ENGINES. 12 Volt, 55 Amp, Internal regulator, 2-inch mounting foot, PULLEY NOT INCLUDED.

Replaces Part Numbers:
VOLVO 3803227-2
VOLVO 834625-6
VOLVO 841378-3
VOLVO 841380
VOLVO 841762-8
VOLVO 841763
VOLVO 841765-1
VOLVO 841766-9
VOLVO 858838-6
VOLVO 858839-4
VOLVO 872018-7
VOLVO 872235-7
VOLVO 872926-1

SIERRA 18-5939

SIERRA 18-5943

SIERRA 18-5959

· 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


We believe that the best warranties are the ones you never have to use. However, if we determine an ARCO product to be defective under proper instillation and utilization conditions, we are obligated to replace or repair the product or issue a refund of the purchase price. Should a customer endure additional labor costs for a professional installation, ARCO will reimburse said customer. We stand behind our product and its quality.

ARCO Marine is a USA based manufacturer located in Pensacola FL. Established in 1960, we were pioneers in the O/E replacement parts segment and have a reputation synonymous with premium quality and part reliability. We over engineer our parts to exceed and outlast O/E standards, often times engineering out any part deficiencies. We use only the best input components and every part that ships out of our warehouse has been tested prior to boxing which provides us with some of the lowest failure rates in the marine engine parts industry.