Engine Components

122931CA0A - : Engine Crankshaft Main Bearing Cap Bolt for Infiniti Image

Engine Crankshaft Main Bearing Cap Bolt

Infiniti 122931CA0A
Threads Into Bottom of Main Bearing Cap.
Discontinued
122936P000 - : Engine Crankshaft Main Bearing Cap Bolt for Infiniti Image

Engine Crankshaft Main Bearing Cap Bolt

Infiniti 122936P000
Threads Into Bottom of Main Bearing Cap. Threads Into Side of Main Bearing Cap.
Discontinued
122931P11A - : Engine Crankshaft Main Bearing Cap Bolt for Infiniti Image

Engine Crankshaft Main Bearing Cap Bolt

Infiniti 122931P11A
Threads Into Side of Main Bearing Cap.
Discontinued
15050CL70A - : Engine Oil Pump Pickup Tube And Screen for Infiniti Image

Engine Oil Pump Pickup Tube And Screen

Infiniti 15050CL70A
M45. Awd. From 11/2005. 4.5L. Fx.
Discontinued
15050AR000 - : Engine Oil Pump Pickup Tube And Screen for Infiniti Image

Engine Oil Pump Pickup Tube And Screen

Infiniti 15050AR000
Q45, M45. Fx. 4.5L. To 11/05.
Discontinued
13040EY02A - : Engine Variable Valve Timing (Vvt) Solenoid Housing for Infiniti Image

Engine Variable Valve Timing (Vvt) Solenoid Housing

Infiniti 13040EY02A
G37. Right. Vtc. M37, Q70, Q70L. Q60. 3.5L, 3.7L.
Discontinued

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Engine Components: Precision Performance for Your INFINITI

At Grubbs INFINITI Grapevine, we understand that your engine is the heart of your vehicle’s performance. Genuine INFINITI engine components are engineered to deliver precision, durability, and long-term reliability. From internal parts to supporting systems, each component is designed to work together seamlessly for optimal performance. Your INFINITI depends on high-quality engine components to maintain power, efficiency, and smooth operation.

How Engine Components Work Together

Engine components include parts such as pistons, gaskets, sensors, and timing systems that work together to create controlled combustion. Air, fuel, and spark are precisely managed to generate power while minimizing emissions. Lubrication and cooling systems support internal movement and temperature control. These systems integrate with the fuel system and ignition components for efficient operation.

What Causes Engine Component Wear

Heat, friction, and pressure naturally wear internal engine parts over time. Inadequate lubrication can accelerate metal-on-metal contact. Contaminated oil or fuel can damage sensitive components. Extended service intervals may also increase wear and reduce efficiency.

Signs of Engine Component Issues

Rough idling, reduced power, or poor fuel economy may indicate internal wear or failure. Unusual knocking or ticking sounds can signal mechanical issues. Warning lights or diagnostic trouble codes often point to sensor or system malfunctions. Genuine INFINITI engine components are designed for precise fitment and dependable long-term performance.

Grubbs INFINITI Grapevine provides OEM engine components built to restore factory performance and reliability.