Selection of used marine heat exchangers at various prices Various sizes and condition - contact for more info on your size or make an offer Dimensions below are overall length x overall height x diameter of main chamber (inches) End caps included with every one 2 - MerCruiser - 18.5 x 7 x 4 [A, B1] 1 - Model 197930 - 20 x 9 x 5 [B2] 1 - Volvo 200 - 15.5 x 6 x 4 [C] 1 - Crusader - 21 x 6 [E] 2 - 15.5 x 6 x 4 [G, H] 1 - Rubber Ends - 27 x 8 x 5 [J] 1 - 22 x 6 x 4 [L] The letters in [brackets] are just an identifier We also have some that need work