For sale is a genuine MerCruiser Distributor, part number 862057A07, used on many MerCruiser Thunderbolt V ignition systems. This is the complete OEM distributor assembly designed for marine environments, offering accurate timing, corrosion resistance, and long-term durability.

This is NOT an automotive distributor. Marine distributors feature sealed electronics, corrosion-resistant materials, and ignition-safe construction required for boat engine compartments.

If your MerCruiser engine is experiencing:

…your distributor may be failing. This factory OEM replacement restores proper ignition performance.

Features

What’s Included

This distributor is used on various MerCruiser Thunderbolt V engines depending on the serial number, including:

Common Applications

⚠️ Compatibility is serial-number specific.
Buyer is responsible for confirming fitment for their exact engine.


Important Information – Please Read Carefully

All parts we sell are used marine parts and have been tested and verified to be in good working condition at the time of removal and prior to shipment, unless otherwise stated in the listing.

However, because these are used components and we have no control over installation, setup, wiring, fuel systems, cooling, or other related factors after delivery, all items are sold AS-IS with no warranty, expressed or implied.

✔️ Buyer is 100% responsible for verifying correct fitment for their application before purchasing.
✔️ Please match part numbers, measurements, and compatibility with your engine or drive model.
✔️ We do not guarantee compatibility based on year/make/model alone.

We are happy to answer questions before purchase