1991 Infiniti Q45 Engine Parts

Essential 1991 Infiniti Q45 Engine Parts

National – Shaft Repair Sleeve (Part No.99196)

Shaft Repair Sleeve

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$33.99
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:
  • Designed to repair damaged, grooved or worn shafts
  • Durable stainless steel construction for corrosion-free sealing surface that surpasses most original shaft specifications
  • Ideal for a shaft where indications of seal wear, such as tracks or grooves have developed
  • Ultra-thin construction (0.01/0.25mm wall thickness) allows original seal size to be used with minimal additional lip loading
  • Easy to install with removable flange and installation tool
  • Installation tool reduces sleeve distortion and allows for installation without removal from the shaft
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Felpro – Exhaust Pipe Flange Gasket (Part No.60937)

Exhaust Pipe Flange Gasket

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$5.49
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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Felpro – CRANKSHAFT FRONT SEAL SET (Part No.TCS 46201)

CRANKSHAFT FRONT SEAL SET

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$44.99
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 for the sealing repair environment
  • Validated for fit, form and function
  • Unsurpassed quality you can trust
  • Includes all the parts necessary to complete the repair unless otherwise noted
  • Includes all the parts necessary to complete the repair unless otherwise noted
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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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Carquest Premium – Coolant Temperature Sensor with Thread Sealant and Washer (Part No.WTC1057)

Coolant Temperature Sensor with Thread Sealant and Washer

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$27.99
Approved materials for increased durability in even the most extreme temperatures. All MotoRad Coolant Temperature Sensors are designed to meet or exceed OEM specifications at our ISO TS16949 manufacturing facilities.

Product Features:
  • 100% factory resistance calibrated to ensure precision tolerances, resulting in extremely accurate temperature for optimal performance
  • Thread Sealant and/or O-ring pre-installed on applicable sensors to ensure leak free performance
  • Brass sensor housing precision machined to meet or exceed OE thermal conductivity
  • OE precision matched thermistor position for correct output parameters
  • Extensive product testing includes salt spray, high/low temperature impact, thermal vibration, durability, static electricity, and micro tension, among other tests, to ensure all sensors meet or exceed OEM specifications.
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Ishino Stone – Fuel Pump Tank Seal (Part No.E3004418254ISH)

Fuel Pump Tank Seal

from

$25.16
Fuel Pump Tank Seal

Dorman – Fuel Sending Unit Retainer Assortment (Part No.E3004418238DOR)

Fuel Sending Unit Retainer Assortment

from

$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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National – Multi Purpose Seal (Part No.223801)

Multi Purpose Seal

from

$9.99
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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National – Multi Purpose Seal (Part No.228411)

Multi Purpose Seal

from

$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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Felpro – Engine Crankshaft Seal Kit (Part No.BS 40628)

Engine Crankshaft Seal Kit

from

$26.49
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:
  • Application specific design to ensure a perfect fit
  • Meets or exceeds all original equipment specifications
  • Engineered and manufactured specifically for repair applications
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
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Carquest Premium – Barometric Pressure Sensor Connector (Part No.PTA1104)

Barometric Pressure Sensor Connector

from

$21.99
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.

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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Ishino – Oil Pick-up Tube Gas (Part No.A6276810537ISH)

Oil Pick-up Tube Gas

from

$4.07
Oil Pick-up Tube Gas

Driveworks – Main Bearing Repair Sleeve (Part No.S-99181)

Main Bearing Repair Sleeve

from

$43.49
Product Features:
  • Brand may vary by location
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Carquest Premium – Engine Camshaft Position Sensor (Part No.CSE2723)

Engine Camshaft Position Sensor

from

$395.99
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 thermal shock and vibration, with unparalleled reliability, durability, and accuracy.

Product Features:
  • Products are produced in ISO 14001 and IATF 16949 certified facilities to ensure the highest quality and consistency throughout the production process.
  • 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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Hitachi – Camshaft Position Sensor (Part No.CPS0007)

Camshaft Position Sensor

from

$63.99
Hitachi’s Camshaft/Crankshaft Position Sensors (CPS) accurately signals to your vehicles’ Electrical Control Unit (ECU) the position of your engine’s camshaft or the position and RMP of your engine’s crankshaft. Designed to meet the exact needs of each specific vehicle, Hitachi’s Camshaft/Crankshaft Position Sensors are the premium choice.

Product Features:
  • Hitachi is a Tier 1 OE supplier for camshaft/crankshaft position sensors
  • Meets the OE performance and durability standards for this application
  • Accurate and reliable measurements
  • Accurate and reliable measurements
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NTK – Crankshaft Or Camshaft Position Sensor (Part No.EC0199)

Crankshaft Or Camshaft Position Sensor

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$47.99
The Crankshaft or Camshaft Position Sensor plays a vital role in your engine’s operation; to determine the exact position or speed of the crankshaft or camshaft to the ECM. The ECM then uses this information to determine fuel and spark timing. A failed sensor can result in a check engine light, failure to start, intermittent stalling or misfire. NTK Crankshaft or Camshaft Position Sensors are premium quality products with outstanding support and leading innovation bred from our OE heritage.

Product Features:
  • THE NTK DIFFERENCE: Enhanced, robust circuit board traces and precision-wound coated-copper windings increase durability, longevity and performance
  • OE QUALITY: Designed to meet or exceed OE specifications, fit, form and function ensures proper position, rotating speed of the camshaft or crankshaft
  • EXTENSIVE TESTING: 100 percent thermal shock and vibration tested for best in class performance and reliability in the most extreme conditions
  • PRODUCT ENGINEERING: Premium seals prevent leaks or corrosion, while optimized magnet size and strength ensures precise, consistent signal output
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Dorman – Pik-a-Nut – Steel Cup Expansion Plug 30.25mm, Height 0.301 (Part No.362759.1)

Steel Cup Expansion Plug 30.25mm, Height 0.301

from

$1.29
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 – Pik-a-Nut – Steel Cup Expansion Plug 35.21mm, Height 0.380 (Part No.362648.1)

Steel Cup Expansion Plug 35.21mm, Height 0.380

from

$2.29
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 – 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)

from

$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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Victor Reinz – Valve Cover Gasket: Direct Fit, 1 Piece (Part No.71-17154-00)

Valve Cover Gasket: Direct Fit, 1 Piece

from

$37.99
Oil drops on the driveway are a distant memory thanks to sophisticated engine valve cover and gasket designs. Victor Reinz is at the forefront of engineering the latest sealing technology. Although the primary task of valve cover gaskets is to seal oil and oil spray, they must withstand high temperatures brought on by nearby exhaust manifolds, exhaust crossovers in the cylinder heads, and EGR systems. Victor Reinz valve cover gaskets deliver the quality materials you demand. Where appropriate, Victor Reinz valve cover gaskets are designed with compression limiters to prevent over-torquing, splitting, or the need to retorque.

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.
  • Meets or exceeds original equipment specifications.
  • Resistant to high and low temperatures and achieve a secure seal with low tightening forces.
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Ishino – Stone Valve Cover Gasket Set (Part No.A8029194496ISH)

Stone Valve Cover Gasket Set

from

$12.39
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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Victor Reinz – Valve Cover Gasket: Direct Fit, 1 Piece (Part No.71-17152-00)

Valve Cover Gasket: Direct Fit, 1 Piece

from

$37.99
Oil drops on the driveway are a distant memory thanks to sophisticated engine valve cover and gasket designs. Victor Reinz is at the forefront of engineering the latest sealing technology. Although the primary task of valve cover gaskets is to seal oil and oil spray, they must withstand high temperatures brought on by nearby exhaust manifolds, exhaust crossovers in the cylinder heads, and EGR systems. Victor Reinz valve cover gaskets deliver the quality materials you demand. Where appropriate, Victor Reinz valve cover gaskets are designed with compression limiters to prevent over-torquing, splitting, or the need to retorque.

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.
  • Meets or exceeds original equipment specifications.
  • Resistant to high and low temperatures and achieve a secure seal with low tightening forces.
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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

from

$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

from

$35.40
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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Nippon Reinz – Nippon Reinz Intake Plenum Gasket (Part No.A8041117478NRZ)

Nippon Reinz Intake Plenum Gasket

from

$9.52
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 21 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 9 different brands like Carquest Premium, National, 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 16 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 Premium, National, 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