Sinister Diesel "Welded" Water Pump for 2001-2005 Duramax LB7 / LLY.

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Proper heat management from the cooling system is crucial on modified engines when you want trouble-free and reliable performance. The factory Duramax water pump is known to slip u nder load and can serious problems and serious repair bills on modified high-horsepower applications. This updated design is a drop-in replacement for the factory water pump and uses precision TIG welds to secure both the impeller and pump gear to the shaft.If your 2001-2005 Duramax powered truck is running a tuner, a bigger turbo, or bigger injectors, or if it's just time for routine maintenance, get peace of mind with the Sinister Diesel Welded Duramax Water Pump., Includes: Sinister Diesel "Welded" Water Pump, O-Ring, Thermostat Gasket.Welded Water Pump for 2001-2005 Duramax LB7 / LLY.Features and BenefitsTIG welded on the Gear side for high strength and slip-free operation, Drop-in replacement for LB7/LLY factory water pump, Meets or exceeds OEM specificationsWater PumpProp 65 (C, R or CR): CRProp 65 - Short Label: P65_Warning.jpgProp 65 Yes/No: YesTitle: Sinister Diesel "Welded" Water Pump for 2001-2005 Duramax LB7 / LLY. Show more