Aftermarket Delco EST Marine V8 Distributor 805222A1 3857449

Aftermarket Delco EST-type marine distributor for specified GM-based V8 engines, supplied with a genuine GM ignition module.

Key Features

• Electronic Spark Timing distributor assembly
• Billet-aluminium body
• Supplied with genuine GM ignition module
• For compatible marine petrol applications with Delco EST ignition

Technical Specs

Compatibility / Fitment Guide

For specified 5.0L, 5.7L and 7.4L marine V8 engines from MerCruiser, Volvo Penta, OMC, Marine Power, Indmar and PCM that use Delco EST ignition.

Fitment check required: confirm the original part number, shaft, gear, connector layout and ignition system before purchase.

Part Number Cross Reference

Frequently Asked Questions

Is the complete distributor genuine GM?
No. The distributor is aftermarket; the supplier states that it includes a genuine GM module.

Does it fit every GM marine V8?
No. The engine must use the matching Delco EST system and connectors.

Is timing adjustment required?
Yes. Installation and base-timing adjustment should follow the engine manufacturer's procedure.