We ran stock internals on a k20a2 motor.. before building the engine..
And we put down 530whp on q16.. in tank 255 pump, 1000cc injectors, presicion b.b 67/68...
On a built motor we squeeze almost 800whp
Sleeved block
Manley turbo rods
Wiseco 9.1 cr
Weldon 44 pump
2000 cc injectors
Afi center feed intake manifold
Accufab throttle body 90mm