Dtomi driver side valve cover kit for GM V8 – silver metal cover with gasket & bolts (direct-fit)

Dtomi driver side valve cover set with gasket and bolts is a direct-fit metal replacement that restores a secure, oil-tight seal for compatible GM V8 engines.

This kit includes one driver-side valve cover, a molded gasket, and zinc-coated mounting bolts sized to match factory specifications. Finished in a silver tone and made of durable metal, the cover is designed as a drop-in replacement for many Chevrolet, GMC, Cadillac, Buick, Pontiac and Hummer models from late 1990s through the 2010s. The set replaces several factory part numbers and ships tested, ready for installation with one year of quality support from Dtomi.

Which vehicles and engines will this Dtomi valve cover fit?

The Dtomi driver side valve cover matches a wide range of GM applications that use the same valve-cover footprint. It covers popular full-size trucks, SUVs and performance cars across Chevy, GMC, Cadillac, Buick, Pontiac and Hummer model lines built roughly between 1999 and 2010. Always verify compatibility with your VIN and the OEM part numbers shown.

• Fits Chevy models: Silverado, Suburban, Tahoe, Avalanche, Corvette, Camaro, Express, Trailblazer and SSR.
• Fits GMC: Sierra, Yukon/Yukon XL, Savana, Envoy and related trucks/SUVs.
• Also compatible with Cadillac CTS/Escalade, Buick Rainier, Pontiac GTO/Firebird, Hummer H2/H3.
• Replaces part numbers: 12570427, 264-965, 8125618200, 8125704270 and equivalents.

How does this replacement improve sealing and engine cleanliness?

The kit includes a molded gasket designed to match the valve-cover flange for consistent compression and an oil-tight interface. Using the correct bolts with factory torque pattern helps prevent leaks and keeps oil from contaminating ignition components or the engine bay.

• One-piece molded gasket for even sealing pressure.
• Zinc-coated steel bolts resist corrosion and maintain clamp force.
• Metal cover resists warping under under-hood temperatures.
• Direct replacement fit reduces trimming or modification needs.

What are the physical and material specifications of the Dtomi cover?

The valve cover is constructed from corrosion-resistant metal and finished in a silver tone to match engine bay aesthetics. Its external dimensions are approximately 49.5 x 11 x 4.4 cm (19.49" x 4.33" x 1.73"), sized to the factory driver-side cover for the listed GM engines.

• Material: metal construction for durability and heat resistance.
• Color/finish: silver tone for a clean, OEM-inspired look.
• Dimensions: 49.5 x 11 x 4.4 cm (L x W x H).
• Fitment type: direct replacement—designed to match factory mounting points.

What should I check before ordering and during installation?

Confirm the part numbers and vehicle-year/model match your application, and inspect mating surfaces for flatness before installing the new gasket. Tighten bolts to the vehicle manufacturer’s torque specifications and replace any event-damaged fasteners or seals for best results.

• Verify OEM part numbers listed against your current cover.
• Clean mating surfaces and remove old gasket material.
• Use correct torque sequence and values from the factory manual.
• Inspect PCV and breather fittings; replace if worn to prevent leaks.

Who this is for: The Dtomi driver side valve cover set is intended for do-it-yourself mechanics, professional shops and fleet operators who need a dependable direct-fit replacement for GM small- and big-block V8 engines. It’s especially useful when addressing persistent valve-cover leaks, performing routine valve cover gasket replacement, or restoring engine-bay appearance on Silverado, Sierra, Tahoe, Escalade, Corvette and similar models. If you need a tested, ready-to-install driver-side cover with gasket and bolts and one-year quality support, this Dtomi kit is built to meet those needs.