DJ Rock IV1163 Engine Intake Valve

Engine Intake Valve for Select Chrysler and Dodge Applications

This DNJ intake valve is a direct-fit engine valvetrain replacement for select Chrysler, Dodge, Jeep, and Ram applications. Part number IV1163 is built around the listed head diameter, stem diameter, groove count, and overall length for accurate service work.

Key Features

• Nitride-coated valve surface for improved wear resistance and corrosion protection
• Premium-grade intake valve construction for engine rebuild and repair work
• 3-groove design with a 52.1 mm valve head diameter
• 7.9 mm stem diameter and 130.6 mm overall length
• Direct-fit replacement engineered to meet or exceed OEM quality standards

Detailed Description

Part number IV1163 is an engine intake valve for vehicles that use the specified valvetrain dimensions and intake-valve configuration. It is listed for Chrysler 300, Dodge Challenger, Dodge Charger, Dodge Durango, Jeep Grand Cherokee, Jeep Grand Cherokee L, Ram 1500, Ram 1500 Classic, Ram 2500, and Ram 3500 applications across the model years shown in the fitment data. The nitride-coated finish helps the valve withstand heat and friction in demanding combustion environments, while the premium construction supports consistent sealing and airflow control. For Chrysler 300 and Dodge Charger service, this valve provides a direct replacement path when the original intake valve matches the listed specifications.

Common Repair Uses

• Restoring intake valve sealing after wear or heat damage
• Addressing compression loss related to valve face or stem wear
• Replacing a bent or damaged intake valve during engine repair
• Correcting rough running caused by poor cylinder breathing
• Supporting rebuilds that require a spec-matched intake valve

Installation Notes and Tips

Verify valve head diameter, stem diameter, groove count, and overall length before installation. Confirm the engine code and cylinder head specification against the fitment notes for your Chrysler, Dodge, Jeep, or Ram application. Professional cylinder head service practices should be followed during valve replacement, including inspection of guides, seals, and mating surfaces.

Quality Assurance

DNJ Engine Components manufactures this intake valve to meet or exceed OEM quality standards and uses heat-resistant materials with a nitride coating for durability in high-temperature operation.