Seal Ring, for cooling water pipe

Seal Ring. For Volvo Penta. For cooling water pipe AQ165A, Aq170A/B/C, MD21A (S/N MD-103387 & Up), MD21B. Replaces Volvo Penta 831617. Premium Quality For Longer Life. Meets or exceeds manufacturer's recommended specifications. Backed by Sierra's limited lifetime warranty. For cooling water pipe AQ165A, Aq170A/B/C, MD21A (S/N MD-103387 & Up), MD21B Replaces Volvo Penta 831617 Premium Quality For Longer Life Meets or exceeds manufacturer's recommended specifications Backed by Sierra's limited lifetime warranty