VOLVO PENTA STERNDRIVE SX DP-S DP-SM OMC COBRA EXHAUST BELLOWS KIT - REPLACES 3850426 New exhaust bellow for OMC Cobra, King Cobra and Volvo Pents SX Fits 1994-1998 Models of Volvo Penta- OMC ID at large end is approximately 3". ID at small end is approximately 2 1/2". Length is approximately 7" at rest Replaces 3850426