Oh boy, take a look at Pete Spellman's mother, not to be confused with the nice girl on the bike. AMM-IMMOGNITION II. Special custom advance curve was done for this large displacement engine, free of charge... naturally...
The Koehler Bros. and their 1200 Sportster-Sidecar racer. Same bike (without sidecar) was used by rider Delf Koehler for drag-racing. AMM-IMMOGNITION II (single-fire), curve #7, no rev-limit.
Famous english tuner John Williamson of RMD and his Predator with 104" Intercepter engine. Article text features a short introduction to the AMM-IMMOGNITION.
Altmann Micro Machines Dipl.-Ing. Charles Altmann Am Mühlenbusch 57 42781 Haan Germany