Brian Tooley Racing (BTR) is more than a performance parts supplier—we’re a full-scale manufacturer driven by innovation. From precision-engineered camshafts and valve covers to high-flow intake manifolds, turbos, cylinder heads, hoses, and fittings, every BTR product is designed, tested, and built to perform. Our in-house engineering, Spintron testing, and dyno development ensure each component delivers unmatched power, reliability, and value for today’s performance enthusiasts.
Bourne HPP
Bourne High Performance Powertrains Ltd builds high-performance race engines and management packages, specializing in Honda K20 and Japanese marques while supporting other top brands.