Civic 4G battle

Little video shot by my co-driver during this first trackday with this new engine.
Sorry for the portrait orientation ...
Filming car specs:
Honda Civic ED7 swapped B16A2
≈ 200 HP
≈ 180 N.m
≈ 880 kg (with no driver, no fuel)
Front car specs:
Honda Civic ED7 swapped K20A2
≈ XXX HP
≈ XXX N.m
≈ 1000 kg (with no driver, no fuel)