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Home >> Triumph >> 1978 >> Spitfire >> Repair and Diagnosis >> Engine Performance >> Ignition System >> LUCAS "Opus" Electronic Ignition >> Distributor >> Ballast Resistor Wire

Ballast Resistor Wire

All models except Jaguar have a ballast wire connected in series between the ignition switch and coil primary winding. Resistance value of ballast resistor wire is 1.3-1.5 ohms.