The B16B is Exclusive mainly because it does not use the traditional B16 bottom finish. Instead, it takes advantage of a de-stroked B18 bottom end which provides it a special rod size and crankshaft toss. The B16B is also the most well-liked, outputting 187 horsepower. It was only obtainable within the 1997 – 2000 (EK) Civic Type R.Ryan Sage disc