1991 Infiniti Q45 Engine Parts

Essential 1991 Infiniti Q45 Engine Parts

Sealed Power – Engine Connecting Rod Bearing (Part No.4940P)

Engine Connecting Rod Bearing

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$10.49
Sealed Power« parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.
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Felpro – VALVE STEM SEAL SET (Part No.SS 70157)

VALVE STEM SEAL SET

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$45.99
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • RIGHT TYPE — Valve stem seals designs are application-specific for the repair occasion using either deflector (umbrella) seals, O-ring style or positive seals
  • QUALITY MATERIALS — Each valve stem seal features materials based on the specific application for your vehicle repair
  • ENGINEERING EXPERTISE — Parts are reviewed, validated and approved by Fel-Pro engineers through rigorous research, development and testing
  • INSTALLATION AID — Installation tool included to protect inner lip of seal from damage during seal installation
  • COVERAGE — Available for domestic and foreign nameplate vehicles
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Victor Reinz – Engine Crankshaft Seal Kit (Part No.19-10244-01)

Engine Crankshaft Seal Kit

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$77.99
With Victor Reinz gaskets, you can be sure you are getting sealing solutions that deliver OE quality gasket technology and engineering. That is because Victor Reinz is an original equipment supplier and the trusted choice of manufacturers the world over, offering broad coverage for foreign and domestic cars and trucks. In Victor Reinz gasket sets, you get the right combination of components needed for fast, long-lasting repairs.

Product Features:
  • Choosing Victor Reinz assures getting OE quality parts in gaskets sets that have the coverage, contents, packaging and electronic cataloging to best meet the needs of the aftermarket.
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National – Multi Purpose Seal (Part No.228411)

Multi Purpose Seal

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$30.49
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Low swell in hydrocarbon fluids
  • Design type: spring loaded; multi-lip
  • Provides good low temperature capability
  • Temperature range: -40°F to 225°F; -40°C to 107°C
  • Delivers quality and reliable performance for every type of repair
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Carquest – A/C Compressor Control Relay (Part No.R6054)

A/C Compressor Control Relay

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$25.05
Product Features:
  • Premium components ensure optimum performance and long service life under all operating conditions
  • Neodymium in the core creates the strongest magnetic field and produces max high voltage output at all speeds
  • High-dielectric epoxy injected into case and pulled into vacuum to eliminate air pockets and prevent moisture intrusion or thermal breakdown
  • Reinforced bobbins prevent voltage flashover for an extended service life
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Carquest Premium – Multi Purpose Relay (Part No.RAA1742)

Multi Purpose Relay

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$25.99
Carquest premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
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Dorman – Fuel Sending Unit Retainer Assortment (Part No.E3004418238DOR)

Fuel Sending Unit Retainer Assortment

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$12.86
Recommended for replacement whenever the sending unit is serviced, Dorman’s Fuel Tank Sending Unit Lock Ring securely retains the fuel pump assembly to the lock. Its heavy-duty steel or plastic construction ensures a long life.

Product Features:
  • Comes with rubber seal or gasket
  • Direct replacement for a proper fit every time
  • Corrosion-resistant
  • Quality-tested for trouble-free performance
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Dorman – Fuel Pump Lock Ring (Part No.579-051)

Fuel Pump Lock Ring

from

$38.49
This fuel tank sending unit gasket is designed to match the fit and function of the original gasket on specified vehicles, and is engineered for durability and reliable performance.

Product Features:
  • Direct replacement – this fuel tank sending unit gasket is designed to match the fit and function of the original gasket on specified vehicles
  • Restores functionality – this gasket is made to fit and fully restore part functionality after the original gasket fails
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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Carquest – Air Charge Temperature Sensor Connector (Part No.28423)

Air Charge Temperature Sensor Connector

from

$12.79
BWD is an aftermarket leader, providing a premium line of engine management products. BWD manufactures and distributes high technology critical components for late model domestic and import vehicles. BWD is constantly evolving to give customers the competitive edge they need to compete in today’s ever-changing marketplace.

Product Features:
  • 100% pure copper windings in primary and secondary bobbins improve durability and provide higher resistance to internal shorts and dielectric breakdown
  • Electronic ignition module profile and feedback signal ensures proper OE fit, form, and function
  • Thermoplastic housing withstands heat stress for enhanced durability
  • Internal core made from grain oriented electrical steel limits loss factor within magnetic circuit to reduce heat and ensure coil endurance
  • Neodymium magnet produces max high voltage output at all speeds
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National – Multi Purpose Seal (Part No.228410)

Multi Purpose Seal

from

$49.99
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Low swell in hydrocarbon fluids
  • Design type: spring loaded; multi-lip
  • Provides good low temperature capability
  • Temperature range: -40°F to 225°F; -40°C to 107°C
  • Delivers quality and reliable performance for every type of repair
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Carquest Premium – ABS Wheel Speed Sensor Connector (Part No.ABA3461)

ABS Wheel Speed Sensor Connector

from

$12.49
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.

Product Features:
  • Premium quality materials for longer service life
  • Sealed connections (where applicable) to prevent environmental corrosion and performance issues
  • Global coverage for import and/or domestic applications
  • OE specified wire gauge to ensure a reliable electrical connection
  • Designed to meet or exceed OE specifications in form, fit and function
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Carquest – Air Charge Temperature Sensor Connector (Part No.28419A)

Air Charge Temperature Sensor Connector

from

$18.99
BWD is an aftermarket leader, providing a premium line of engine management products. BWD manufactures and distributes high technology critical components for late model domestic and import vehicles. BWD is constantly evolving to give customers the competitive edge they need to compete in today’s ever-changing marketplace.

Product Features:
  • 100% pure copper windings in primary and secondary bobbins improve durability and provide higher resistance to internal shorts and dielectric breakdown
  • Electronic ignition module profile and feedback signal ensures proper OE fit, form, and function
  • Thermoplastic housing withstands heat stress for enhanced durability
  • Internal core made from grain oriented electrical steel limits loss factor within magnetic circuit to reduce heat and ensure coil endurance
  • External core made from oriented silicon steel ensures durability and longevity
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Ishino – Oil Pick-up Tube Gas (Part No.A6276810537ISH)

Oil Pick-up Tube Gas

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$4.07
Oil Pick-up Tube Gas

Felpro – Fuel Injector O-Ring Kit (Part No.ES 70599)

Fuel Injector O-Ring Kit

from

$7.49
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered for the sealing repair environment
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
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Factory Air – O-Ring & Gasket A/C System Seal Kit (Part No.26748)

O-Ring & Gasket A/C System Seal Kit

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$14.49
High quality OE replacement part with all components needed to complete the job

Product Features:
  • All the seals needed to complete the job
  • Compatible with both R12 and R134a refrigerants
  • Application specific
  • SUV and rear air applications
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Carquest Premium – Camshaft Sensor (Part No.CSC1043)

Camshaft Sensor

from

$43.99
A leader in vehicle electronic solutions, each premium product meets or exceeds OE specifications in appearance, fit, and function, ensuring easy installation and excellent performance. The product has been tested under extreme environments, including the

Product Features:
  • Reliable circuit board and product structure design, 3D proofing, and field test verification to ensure correct signal output at all speeds.
  • Manufactured in an anti-static environment to ensure reliability and stability.
  • Extreme temperature and salt spray tests simulate real-world vehicle conditions to ensure durability and reliability.
  • Providing this premium product line, we meet the service professionals needs with the highest quality product every time the part comes out of the box.
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Spectra Premium – Distributor (Part No.NS47)

Distributor

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$317.99
RPT “All New” Distributors deliver powerful consistent OE spark for maximum combustion efficiency, accurate timing, and rock solid high-rpm performance. From traditional points-style distributors to the latest magnetic, optical, and sync signal designs, we’ve got the right option from which to choose.

Product Features:
  • Includes NEW OE style cap and NEW rotor – ready to install!
  • All electronic module components are 100% computer tested to ensure full functionality.
  • Automated test equipment verifies signal strength, correct polarity of wire harness, air gap, crank reluctor tooth size, as well as ignition coil and pickup performance.
  • PT uses the correct gear hardness for the appropriate application. If the gear is too hard, it can damage the cam; if it’s too soft, the gear itself can be damaged, which ultimately can cause severe engine damage – possibly even complete engine failure.
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Dorman – Steel Cup Expansion Plug 35.21mm, Height 0.380 (sold by each) (Part No.555-093)

Steel Cup Expansion Plug 35.21mm, Height 0.380 (sold by each)

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$1.49
This engine expansion plug is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:
  • Direct replacement – this engine expansion plug matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this plug is a reliable replacement for an original part that is missing or has failed due to fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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Dorman – Rubber Expansion Plug 3/4 In. – Size Range 3/4 In. – 7/8 In. (Part No.02608)

Rubber Expansion Plug 3/4 In. - Size Range 3/4 In. - 7/8 In.

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$8.29
Our uniquely designed pilot seal expansion plugs ensure a leak-proof fit.

Product Features:
  • Many sizes available
  • Conveniently available in packs of different quantities
  • Constructed from high quality steel, copper, brass, or rubber
  • Dorman’s Engine Expansion Plugs are constructed to strict engineering quality standards
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Ishino – Stone Valve Cover Gasket Set (Part No.A8029194943ISH)

Stone Valve Cover Gasket Set

from

$101.76
WARNING: This item cannot be returned for a replacement or refund if opened! ISHINO STONE® – Ishino Corporation of Japan – has been manufacturing gaskets since 1932 and tier-1 OEM supplier to Toyota, Honda and other Japanese auto manufacturers. The Ishino Stone solution is to supply gaskets featuring a combination of different elastomer layers, carefully adapted to complement each other and preserve the integrity of the seal.

Product Features:
  • Superb quality and precision manufacturing process to ensure overall sealing dependability
  • Static sealing solutions are guaranteed to supply strong sealing power to eliminate any leakage
  • Manufactured to exact OEM specifications
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Ishino Stone – Valve Cover Gasket Set (Part No.A8029194516ISH)

Valve Cover Gasket Set

from

$98.88
WARNING: This item cannot be returned for a replacement or refund if opened! ISHINO STONE® – Ishino Corporation of Japan – has been manufacturing gaskets since 1932 and tier-1 OEM supplier to Toyota, Honda and other Japanese auto manufacturers. The Ishino Stone solution is to supply gaskets featuring a combination of different elastomer layers, carefully adapted to complement each other and preserve the integrity of the seal.

Product Features:
  • Superb quality and precision manufacturing process to ensure overall sealing dependability
  • Static sealing solutions are guaranteed to supply strong sealing power to eliminate any leakage
  • Manufactured to exact OEM specifications
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Felpro – Engine Valve Cover Gasket Set (Part No.VS 50402 R)

Engine Valve Cover Gasket Set

from

$22.49
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • DESIGNED FOR IMPERFECT SEALING SURFACES — Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
  • ENGINEERED TO PERFORM — Proprietary cork-rubber formulation
  • SUPERIOR SEAL — Highly conformable to accommodate for the imperfect sealing surfaces
  • EVERY PART FOR THE REPAIR — Fel-Pro gasket sets include every part needed for the repair unless otherwise noted
  • REAL-WORLD TESTED — Parts are tested on-vehicle and validated to ensure optimal performance on the road
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Carquest Premium – Engine Oil Filler Cap: 10107, Screw On, Direct Fit, Provides Tight Seal, 1 Pack (Part No.10107)

Engine Oil Filler Cap: 10107, Screw On, Direct Fit, Provides Tight Seal, 1 Pack

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$12.49
Manufactured from high quality components by an OE Supplier. Proper fit and sealing prevents oil loss. Designed to OEM specifications. High quality finish is designed to compliment the engine compartment appearance.

Product Features:
  • Provides proper seal to ensure leak prevention
  • Stops engine blow by
  • High quality construction
  • Meets all OEM specifications
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Nippon Reinz – Nippon Reinz Intake Plenum Gasket (Part No.A8041117561NRZ)

Nippon Reinz Intake Plenum Gasket

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$35.60
Innovative product design and high quality materials allows us to provide Victor Reinz gaskets to meet specific engine requirements. The Dana global team of experienced engineers works with all engine types and configurations to offer the best sealing solution for specific applications.

Product Features:
  • Improved reliability, durability, and engine performance
  • Embossment shapes designed to improve durability
  • Stopper layer can be designed with topography to optimize load balance
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Felpro – UPPER INTAKE MANIFOLD GASKET/ PLENUM GASKET (Part No.MS 95245)

UPPER INTAKE MANIFOLD GASKET/ PLENUM GASKET

from

$37.99
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered and manufactured specifically for the repair environment
  • Unsurpassed quality you can trust
  • Each Fel-Pro gasket, no matter how small, is engineered to exacting standards with proprietary design, engineering and manufacturing processes
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Nippon Reinz – Nippon Reinz Intake Plenum Gasket (Part No.A8041117478NRZ)

Nippon Reinz Intake Plenum Gasket

from

$9.56
Innovative product design and high quality materials allows us to provide Victor Reinz gaskets to meet specific engine requirements. The Dana global team of experienced engineers works with all engine types and configurations to offer the best sealing solution for specific applications.

Product Features:
  • Improved reliability, durability, and engine performance
  • Embossment shapes designed to improve durability
  • Stopper layer can be designed with topography to optimize load balance
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1991 Infiniti Q45 Engine Parts

You count on your 1991 Infiniti Q45 to run right. That means taking care of it with regular maintenance, necessary repairs, and the right parts. Advance Auto Parts can help with all of that thanks to our extensive inventory of trusted Engine Parts. With 26 Engine Parts ranging in price from $1.29 to $395.99, you’re sure to find everything you need for your 1991 Infiniti Q45.

Brands matter. If you want to shop a specific Engine Parts brand, we stock 13 different brands like Carquest, Carquest Premium, and Felpro. 1991 Infiniti Q45 Engine Parts start as low as $1.29!

One of the best ways to find top quality OEM or aftermarket Engine Parts is by asking professionals. Short of that, you can shop with confidence thanks to our 45 extensive product reviews on 1991 Infiniti Q45 Engine Parts.

Did we mention you can order your Engine Parts from our online catalog and have them shipped right to your garage? Or, if you feel like seeing the parts first-hand, search for your nearest Advance Auto Parts location above and pick up in-store when you’re ready. Browse our full Engine Parts inventory for your 1991 Infiniti Q45 below to get started!

Top-Rated Engine Parts Brands For Your 1991 Infiniti Q45

Trusted Engine Parts OEM and aftermarket product brands are what Advance Auto Parts specializes in. The brands we work with are sure to keep that 1991 Infiniti Q45 running right for years to come. In our inventory you’ll find brands like Carquest, Carquest Premium, Felpro, and even more.

Popular Dorman Engine Parts

You’ll find popular Dorman brand products across Engine Gaskets and Seals. All are waiting to get your 1991 Infiniti Q45 back on the road. Some of the top-rated Dorman products in these categories are:
Fuel Pump Lock Ring
from $38.49
(1)
Fuel Pump Lock Ring
Fuel Tank Sending Unit Gaskets