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Home > Forum > EFI Wiring Fundamentals > Ign1A smart coils wire size

Ign1A smart coils wire size

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Discussion and questions related to the course Motorsport Wiring Fundamentals

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DB2_jeff

Jeff Pople

Gold Member

1 Post

USA

I have 4 fueltech smart coils I decided to split cylinder 1&4 2&3 on pin E for 12v with 16 gauge to 12 gauge with 2 relays. My question do I combine all four for pin C head ground & D block ground from 16 gauge to 12 gauge or 10 gauge. For F20C S2000 engine

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