// Aldon Amethyst ignition map // Provided for convenience without any warranty // // MGB 1968-71 // Low-compression engines 18GF, 18GH, 18GJ // // Lucas 25D4 distributor model 40897 // Static timing: 10 degrees BTDC // // Kevin Jones 11/4/13 CYLINDERS 4 REVLIMIT 5750 ADVLIMIT 30 OFFSET 0 CENTRIFUGAL 10,17,24,26,28,30,30,30,30,30,30,30,30,30 VACUUM 0,0,0,0,0,0,0,0