when youve finished your turbo come out to a test and tune be quit happy to run aganst you i hope to atleast run a 15 or under. then only and only then you can consider going faster. to run no time at all and talk about 12 s thats just ####e and confusing ... to say in the least
matey believe me theres so much stuffen around on turbos its not funny forget building the engine concerntrate on gettin manifolds tofit and exhaust done. fuel pump, gauges electrics . cooling system thermo fans and the list goes on ,,,,,,,