300whp is very possible on minimal boost as long as the engine is healthy.
This graph is with complete ebay turbo kit w .48 back housing.
https://www.tamparacing.com/forums/p...0-whp-wtf.html
__________________
DYNO TUNING/CUSTOM FAB/METAL POLISHING & PORTING/ENGINE SWAPS
CHIPPING & SOCKETING/ELECTRICAL TROUBLESHOOTING/WIRING