Far lighter weight. Small size makes removing and installing the starter much easier. Very competitive price, and a much better value than rebuilding worn out cores. A magneto is a completely self-contained ignition system requiring no battery or wiring to function, very popular in racing. Magnetos for 6 cyl.
Jaguars are rare.
This is a brand-new Ronco magneto with 28 degree advance curve which can be used on any XK Jaguar engine. Ready to use for vintage racing or street.