New Lucas distributor ignition pick-up coil, part number DPJ424 or 80-8040.  This fits:

• Isuzu Trooper 1984-1985 
• Isuzu Pickup 1.9L1983-1987
• Isuzu I-Mark 1983-1985
• Chevrolet Sprint 1.0L NON TURBO 1985-1988
• Chevrolet Spectrum 1985