HKS specializes in aftermarket high performance parts and is perhaps the most well known aftermarket brand in the world. Formed in 1973, and named after the founders Hasegawa, Kitagawa, and Sigma, HKS began tuning engines and cars. Their vision was to tune and manufacture engine components that surpasses OE Manufacturers.
HKS adjustable cam gears allow you to fine tune camshaft timing, allowing you to maxamise performance and tweak the power characteristics. Compatible with HKS or aftermarket cams, each pulley is made from anodized duralumin with nickle plated gear teeth.