ARCO Marine Premium Replacement Distributor Cap f/Mercruiser, Volvo Penta OMC Inboard Engines - GM-Style

This premium distributor cap is engineered to deliver exceptional performance and reliability for your Mercruiser, Volvo Penta, and OMC inboard engines. Designed with the GM-style "Module in Cap" system, this replacement ensures optimal ignition timing and consistent engine operation, making it an essential component for marine enthusiasts seeking top-tier engine performance.

Key Features

• GM-Style Module in Cap: Ensures precise ignition timing and reliable performance.
• Durable Construction: Made from high-quality materials to withstand harsh marine environments.
• Easy Installation: Direct replacement for original distributor caps, minimizing downtime.
• Enhanced Compatibility: Suitable for a wide range of marine engine applications.
• Sealed Design: Protects internal components from moisture and corrosion.

Compatibility

This distributor cap is compatible with the following models and part numbers:

Brand	Part Number
Mercruiser	804420
Mercruiser	850484
Mercruiser	850484T
Mercruiser	850484T2
OMC Stern Drive	3854331
Volvo Penta	3854331
Sierra	18-5362
CDI Electronics	E64-0005

Warranty & Support

ARCO Assurance provides a 12-month part and labor warranty for added peace of mind. If you encounter any issues or have concerns, please note that this product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns.

Installation Guide

Installing your new distributor cap is straightforward. Follow the video below for a step-by-step installation process to ensure optimal performance and longevity of your engine.

Orders of physical products placed by 3 PM EST M-F typically ships the same day, if all requested items are in stock. Weekend orders will typically ship on Monday.

Shipping takes 2-7 days.

We currently ship to the Contiguous 48 States.

Life of Sailing merch is custom made for the customer after an order is placed. Total turnaround is typically 7-14 days from order to doorstep.