Thunderbolt Ignition Sensor For MerCruiser 87-91019A3 87-892150Q02 pick up 4.3 5

Thunderbolt Ignition Sensor for MerCruiser

This Thunderbolt ignition sensor, also known as a pickup, replaces MerCruiser part numbers 87-91019A3 and 87-892150Q02, delivering reliable trigger signals for 4.3L and 5.0L engines.

Overview

This Thunderbolt ignition sensor is a direct replacement for MerCruiser 87-91019A3 and 87-892150Q02, providing accurate engine speed sensing for smooth ignition timing. It is built for marine environments and ensures dependable starting and running performance. This pickup sensor is ideal for boat owners and mechanics maintaining MerCruiser 4.3L and 5.0L powerplants.

Built For Performance

• Direct replacement for OEM part numbers 87-91019A3 and 87-892150Q02
• Precision-engineered trigger for consistent spark timing
• Corrosion-resistant housing withstands saltwater and moisture
• Vibration-resistant construction for long service life
• Plug-and-play installation using original mounting points

Fits These Machines

• for MerCruiser 4.3L engines
• for MerCruiser 5.0L engines

On-The-Job Use

• Replaces worn ignition sensors in stern drive and inboard engines
• Ensures consistent spark delivery during acceleration and cruising
• Suitable for both saltwater and freshwater applications
• Helps maintain optimal engine performance and fuel efficiency

Specs At A Glance

Good To Know

Q: Will this sensor work with any MerCruiser engine? A: It is designed specifically for 4.3L and 5.0L models; confirm your engine's part number matches before ordering.

Q: Is this an original MerCruiser part? A: No, it is an aftermarket replacement built to meet OEM specifications for reliable performance.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.