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Valve Covers

272294M40A - : A/C Expansion Valve Bolt for Infiniti Image

A/C Expansion Valve Bolt

Infiniti 27229-4M40A
$4.41
MSRP $5.26
Save $0.85
16.2% Off
132075NA0C - : Engine Valve Stem Oil Seal for Infiniti Image

Engine Valve Stem Oil Seal

Infiniti 13207-5NA0C
QX50. Exhaust. QX80. QX55.
$6.68
MSRP $7.99
Save $1.31
16.4% Off
1320784A00 - : Engine Valve Stem Oil Seal for Infiniti Image

Engine Valve Stem Oil Seal

Infiniti 13207-84A00
$8.69
MSRP $10.39
Save $1.70
16.4% Off
74816JU40B - : Sunroof Drain Hose Drain Valve for Infiniti Image

Sunroof Drain Hose Drain Valve

Infiniti 74816-JU40B
Without panoramic roof. 2017-19. rear. With SUNROOF. front hose. 2015-16. front. 2015-16. rear. 2017-19, front.
$18.29
MSRP $23.84
Save $5.55
23.3% Off
132073Z00A - : Engine Valve Stem Oil Seal for Infiniti Image

Engine Valve Stem Oil Seal

Infiniti 13207-3Z00A
QX56. QX60 Hybrid. JX35.
$7.21
MSRP $8.62
Save $1.41
16.4% Off
317053DX8B - : Valve Assembly-W/O Programming Control for Infiniti Image

Valve Assembly-W/O Programming Control

Infiniti 31705-3DX8B
$1,238.52
MSRP $1,572.73
Save $334.21
21.3% Off
B378150F05 - : Idle Air Control Valve - Tousoku for Infiniti Image

Idle Air Control Valve - Tousoku

Infiniti B378150F05
$212.97
MSRP $260.00
Save $47.03
18.1% Off

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Valve Covers: Protecting Precision Engineering

Ever wondered how your vehicle adapts to various driving conditions, or when it might need some expert attention? These sophisticated assemblies protect INFINITI's advanced valve train systems while maintaining oil containment and providing access for service. At Modern INFINITI of Winston-Salem, we recognize how these precision-crafted covers contribute to engine longevity and performance reliability. Proper valve cover maintenance ensures your INFINITI engine continues delivering the smooth, powerful performance that defines the brand's reputation for engineering excellence.

INFINITI's Advanced Valve Cover Design

INFINITI valve covers feature lightweight aluminum construction with integrated PCV systems, oil separators, and mounting provisions for direct injection components. These covers house sophisticated variable valve timing mechanisms and provide precise oil circulation pathways. High-performance engines in models like the Q70 and QX80 use specially designed covers that accommodate turbocharging systems and advanced emission controls. The covers integrate seamlessly with ignition systems and other engine accessories to maintain the clean, organized appearance characteristic of INFINITI engine bays.

Maintenance Requirements and Service Life

INFINITI valve covers typically develop gasket leaks between 100,000 and 140,000 miles as sealing materials age and thermal cycling takes its toll. Premium engines with turbocharging or high-performance applications may require earlier attention due to increased heat and pressure. Symptoms include oil seepage, burning oil odors, or visible oil accumulation around gasket surfaces. Generic aftermarket covers often lack the integrated PCV systems and precise tolerances required for INFINITI's sophisticated engines. Genuine INFINITI valve covers ensure proper sealing, oil management, and integration with advanced engine systems that maintain your vehicle's performance standards and environmental compliance throughout its service life.

Most drivers know the basic functions of their vehicle's systems, but fewer understand the signs of gradual wear and when replacement becomes necessary.