Engine Components

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Engine Piston

Part Number: A20109FV2A
Infiniti Infiniti
Notes: Includes Standard Piston And Pin For One Cylinder.
Applications: 5.6L.
Other Names: Piston, Piston W/Pin R/H Grd 3
Replaces: a2010ez32c
Description: QX80. Right. To 04/21. Incl.Piston Pin. Std grade 3.
MSRP $109.92
$75.84

Engine Harness

Part Number: 240121BL5C
Infiniti Infiniti
Notes: Order by description.
Other Names: Check SRS For Stock
Description: With premium pkg, without navigation, with xenon h'lamp.
Backordered

Engine Piston

Part Number: A20101W202
Infiniti Infiniti
Notes: Includes One Standard Piston W/Pin.
Applications: VG33E.
Other Names: Piston, Piston, W/Pin
Description: Cylinder 1,2,5,6. Grade 3. Incl.Piston Pin. QX4. Grade 2.
Backordered

Engine Harness

Part Number: 24012JL00A
Infiniti Infiniti
Notes: Order by description.
Other Names: Harness Assembly-Engine Room
Description: Coupe, 2wd, auto trans, without technology pkg, without rr active steer.
Backordered

Engine Harness

Part Number: 240121NM0B
Infiniti Infiniti
Notes: Order by description.
Other Names: Harness Assembly-Engine Room
Description: Sedan, without technology pkg, manual trans.
Backordered

Engine Cradle

Part Number: 544014GA1A
Infiniti Infiniti
Applications: RWD.
Other Names: Cross-Member, Member Complete-Front Suspension
Description: Q50. Rwd, without 2.0L. Without awd, 3.0L. Q60. 3.0l.
MSRP $1,428.90
$968.79

Engine Harness

Part Number: 24012JL02B
Infiniti Infiniti
Notes: Order by description.
Other Names: Harness Assembly-Engine Room
Description: Coupe, 2wd, auto trans, with technology pkg, 2wd, auto trans, with technology pkg.
Backordered

Engine Cover

Part Number: 140415CA0A
Infiniti Infiniti
Other Names: Ornment
Replaces: 140415ca3a
Description: 3.0L.
Backordered

Engine Harness

Part Number: 240119NF2B
Infiniti Infiniti
Other Names: Harness-EGI
Description: Without hybrid, fwd.
MSRP $1,369.07
$850.88

Engine Harness

Part Number: 240121BA0C
Infiniti Infiniti
Notes: Order by description.
Other Names: Harness Assembly-Engine Room
Description: With premium pkg, without navigation, with xenon h'lamp.
Backordered

Engine Harness

Part Number: 240121BL5A
Infiniti Infiniti
Notes: Order by description.
Other Names: Ord Frm SRS-Harness Assembly-Engine Room
Description: Without premium pkg.
Backordered

Engine Camshaft

Part Number: 13020CR90C
Infiniti Infiniti
Applications: 4.5L. 8 CYLINDER, VK45DE.
Other Names: Camshaft, Camshaft Assembly
Replaces: 13020cr905
Description: Fx. Q45, M45. Left bank. Intake. To 12/2005.
Backordered

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INFINITI Engine Components: Performance Foundation Parts

Tired of spending money on parts that might not fit? INFINITI Of Massapequa has the solution. Engine components form the foundation of your vehicle's performance capabilities, working together in precisely timed sequences to convert fuel into reliable power. From pistons and connecting rods to camshafts and valves, these components endure extreme heat, pressure, and friction through thousands of operation cycles. Maintaining these critical parts with factory-specified replacements ensures your luxury vehicle continues to deliver the refined performance, efficiency, and reliability that define the INFINITI driving experience.

Understand Engine Component Functions

Engine components operate in synchronized harmony to create controlled combustion. The rotating assembly (crankshaft, connecting rods, pistons) converts linear motion into rotational force, while the valve train (camshafts, lifters, valves) precisely controls air and fuel mixture flow. Sophisticated Q70 and QX80 models utilize advanced variable valve timing systems that enhance performance across all speed ranges. These primary components work alongside fuel injectors to create the perfect combustion environment. The integrated timing systems ensure all moving parts maintain perfect synchronization through thousands of RPM changes during normal driving conditions.

Monitor For Signs Of Engine Component Wear

Engine components typically last 100,000-150,000 miles before showing signs of significant wear, though driving habits greatly affect longevity. Warning indicators include unusual noises (knocking, ticking, or rattling), decreased performance, increased oil consumption, or reduced fuel economy. Modern engines utilize sophisticated sensors that detect minor changes in timing or compression, illuminating dashboard warning lights before catastrophic failure occurs. Regular oil analysis can identify metal particles that indicate specific component wear before noticeable performance degradation.

Select Factory-Engineered Replacement Parts

Genuine INFINITI engine components provide significant advantages over aftermarket alternatives. Factory parts match exact material specifications, tolerances, and heat treatments required for long-term durability under demanding conditions. These components undergo extensive testing to ensure they meet strict standards for performance, reliability, and noise reduction. While generic parts might cost less initially, they often use inferior materials or looser tolerances that accelerate wear on related components. Installing authentic INFINITI parts maintains the integrated design qualities that define your vehicle's sophisticated engineering.

Get your ride off the lift and back in the fast lane when you order genuine OEM parts from us.