Distributor Cap Thunderbolt V6 | Sierra 18-5396

Distributor Cap Thunderbolt V6 | Sierra 18-5396

Sierra V6 Thunderbolt Distributor Cap | 18-5396

Distributor cap for Mercruiser V6 marine engines with Thunderbolt ignitions.

• Replaces Mercury Marine, Mercruiser 13753A2 and 815407A2