The S63 and the N63 are 4.4-liter V8 engines made by BMW and installed into its vehicles ... and oil passages in its block, cross-bolted main bearing caps, and larger turbo compressor wheels.

The BMW N63 series V8 is a high-performance engine, with different versions all putting out over 400 horsepower. It's definitely an innovative engine, as it includes important firsts for BMW and ...