ok im close to having some money to start work on my 1200 sedan which i want to build up for hill climbs, now i just need suggestions on what engine and mods to do. i have an A12, A14 & L16. which engine would use all suggest to use and with what mods. ie heads, bore, supercharge or turbo, webers, Please help as its my first time at building up a worked engine and i only really know the basics. Thanks