Bowman 2679NP Heat Exchanger 90 Degree End Cap (22mm & 70mm ID) - Boulters Chandlery
Shell and tube heat exchanger - E. J. Bowman - for ships
Bowman Heat Exchanger End Cap 3186NP 3667NP Perkins Bowman 3186NP 3667NP Heat Exchanger Rubber Boot End Cap [Bowman End Cap 3667NP 3186NP] - $109.95 : Used Boat Parts