Sealed Power 224-43674 Engine Oil Pump

Engine Oil Pump for GM V8 Applications

Sealed Power 224-43674 is a premium engine oil pump built for standard pressure and standard volume applications. It uses a cast iron housing, a drive shaft drive type, and spur gear construction to support consistent oil delivery in a range of Chevrolet and GMC trucks, vans, and heavy-duty models.

Compatible With Chevrolet Silverado 2500 HD Classic, Silverado 3500 Classic, Avalanche 2500, Silverado 2500 HD, Silverado 3500, Suburban 2500, Express 3500, C2500, C3500, K2500, K3500, C2500 Suburban, K2500 Suburban, P30, G30, C1500, R2500 Suburban, R3500, and V3500; also compatible with GMC Sierra 2500 HD Classic, Sierra 3500 Classic, Sierra 2500 HD, Sierra 3500, Yukon XL 2500, Savana 3500, C2500, C3500, K2500, K3500, C2500 Suburban, K2500 Suburban, P3500, G3500, R2500 Suburban, R3500, and V3500 applications.

• Premium-grade engine oil pump for standard pressure and standard volume systems
• Cast iron housing for durable pump construction
• Gear-style oil pump with spur gears and drive shaft operation
• Two mounting holes with 0.250 in. / 6.35 mm diameter
• No gasket or seal included
• Part number 224-43674 for catalog and service reference

Detailed Product Overview

Sealed Power 224-43674 is an engine oil pump engineered for GM truck, van, and chassis applications that require standard oil pressure and standard volume output. The pump measures 4.460 in. wide and 4.910 in. high, and its cast iron body supports the demands of older and newer Chevrolet Silverado 2500 HD and GMC Sierra 3500 platforms, along with related Express, Savana, Suburban, and commercial models. This part cross-references GM OE-style numbers such as 12555168 and 12559663 for the same application.

Sealed Power focuses on modern manufacturing methods and material selection to produce engine components that meet demanding service conditions. For buyers searching for a Chevrolet Silverado 2500 HD oil pump, GMC Sierra 3500 engine oil pump, or a replacement oil pump for 1991-2007 GM V8 truck applications, 224-43674 provides a direct service part reference.

What It Helps Address

• Low oil pressure caused by a worn or failing pump
• Inconsistent oil circulation in high-mileage GM engines
• Noise or wear related to reduced lubrication flow
• Oil delivery concerns during engine rebuild or service work
• Replacement needs for standard pressure, standard volume pump applications

Installation Notes and Tips

Verify engine application, pickup tube arrangement, and mounting dimensions before installation. This pump does not include the oil pickup tube assembly, so reuse or replacement of that component must be handled separately as required by the vehicle. Confirm the mounting hole diameter, housing dimensions, and gear-style drive setup against the original part before assembly.

Quality Assurance

Sealed Power parts are manufactured with ISO- and QS-certified processes and are built with materials selected for demanding engine service. The brand’s engineering approach supports consistent fit and function across the listed Chevrolet and GMC applications.