Premium Replacement Distributor Cap for Mercruiser Inboard Engines

This high-quality distributor cap is designed specifically for GM V-8 motors equipped with Thunderbolt IV and V HEI Ignitions, ensuring reliable performance and optimal engine functionality.

Compatible With:

• MERCRUISER 16457A4
• MERCRUISER 43557
• MERCRUISER 43557A1
• MERCRUISER 805759A2
• MERCRUISER 80579A5
• MERCRUISER 805759T1
• MERCRUISER 805759T2
• MERCRUISER 90746A1
• PLEASURECRAFT RA108009
• VOLVO PENTA 3858975
• INDMAR 556345
• SIERRA 18-5395
• CDI ELECTRONICS E64-0010

*ARCO Assurance includes a 12-month part and labor warranty protection.

Note: This product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns.

• Designed for Thunderbolt IV & V HEI Ignitions
• Fits GM V-8 Motors
• High-quality materials for durability
• Easy to install with no modifications needed
• Replaces various OEM distributor caps
• Includes a 12-month warranty protection