Volvo Penta riser to exhaust tube hose Sierra engineers each marine replacement part to match or exceed manufacturers specifications. These jumper hoses are designed to replace the Volvo Penta hoses that connect risers to the exhaust tubes. The 95mm interior dimension (ID) is perfectly compatible with Volvo Penta risers. Each hose ispre-cut to 160mm to make installation simple. Key Features 95mm ID specific to Volvo Penta risers Pre-cut to length to make installation straight forward Engineered to meet or exceed OEM specifications Backed by SeaStar Solutions Limited Two-Year Warranty The Sierra Engine Parts Selector In addition to carb kits, we offer a wide variety of other engine parts manufactured by Sierra. To see if we have the part you need, see ourEngine Parts Selector, where you can search by engine make, serial number and model or year of manufacture.ApplicationOEM Part NumberMallory9-42700Volvo Penta834751