Hey guys, I have a chance at buying an rb s3 l2g engine n I no nothing on this engine,

what I'm hoping for is these things,
most important, is this engine novarossi base cause that's important to me, is this engine like a p4 with ease of tune? What pipe do I need, 2013 2084 or 9901, is this engine good on power? I just need n idea on it thanks.