Takegawa ever popular Slimline AW 4 row/3 fin oil cooler is now available in a kit for use on CRF50 Monkey 4 valve Superhead engines. Complete kit includes 4 row aluminum cooler, stainless Slimline hoses and compression fittings, 4 valve Superhead oil tap plate, and easy to install mounting bracket to fit under the frame backbone between forks and cylinder head.