Originally Posted by amx1397

all known mods without opening the engine will only result low 12's maybe a a a high 11. nitrous maybe , or do ilik i did ans install a sl55 V8 I am doing another v8 ,,,well read here. my fastest run was 10.55,,,consistently 10.65. jim

https://www.crossfireforum.org/forum...t=keeping+mods