This HEI distributor 4-pin replacement module is a direct OEM-style component designed to restore reliable ignition performance in High Energy Ignition (HEI) systems. When the original module begins to fail, symptoms like rough idle, poor starting, or intermittent spark can occur—this replacement restores proper function, so your engine runs smoothly and consistently.

Features & Benefits:

• Module Pin Quantity: 4-Pin
• Wiring Harness Included: No
• Notes: Designed for GM style 4-Pin HEI distributors such as BPP350BK, BPP350RBK.
• Sold Individually