Classic MegaSquirt Replacement FLMY Kit

The Classic MegaSquirt Replacement FLMY Kit includes a group of essential components that perform specialized protection and timing roles in the Classic MegaSquirt-2 and MegaSquirt-3 ECU kits. These parts are not standard resistors or capacitors, but are critical to the ECU’s stability and resilience.

Whether you're finishing a new build or troubleshooting a fault, this kit ensures you're equipped with authentic, function-matched replacements—exactly as used in the original kits.

What’s Included:

• Polyfuse (PolySwitch) – Resettable fuse for overcurrent protection

• RF Choke – Suppresses high-frequency electrical interference

• Surge Absorber – Shields circuits from harmful voltage spikes

• 32.768 kHz Crystal – Provides precise timing for the real-time clock