Lexus RX300 Engine Parts

Essential Lexus RX300 Engine Parts

Carquest Premium – Crankshaft Sensor (Part No.CSC1168)

Crankshaft Sensor

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$57.99
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.

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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Dayco – Timing Belt Kit; With Belt, Camshaft Belt Tensioner And Idler, 3 Piece Set (Part No.95257K1)

Timing Belt Kit; With Belt, Camshaft Belt Tensioner And Idler, 3 Piece Set

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$96.99
Demanded by today’s OEMs and manufactured to meet critical fit, form and function requirements, Dayco timing belt kits ensure parts accuracy, time savings and long-lasting performance. This kit is designed for the replacement of worn or damaged original equipment timing belts, tensioners and idler pulleys – each matched to a specific vehicle make and model.

Product Features:
  • Engineered for both domestic and import vehicle applications with a timing belt
  • All components needed for a complete timing belt replacement included in one box
  • Includes premium Dayco components and tough, wear-resistant belt
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Victor Reinz – Engine Coolant Outlet O-Ring (Part No.41-10432-00)

Engine Coolant Outlet O-Ring

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$3.79
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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Dorman – Engine Mount Bracket (Part No.A70101515800DOR)

Engine Mount Bracket

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$83.02
Engine Mount Bracket

NTK – Camshaft Position Sensor (Part No.EC0071)

Camshaft Position Sensor

from

$44.99
The Camshaft Position Sensor plays a vital role in your engine’s operation; to determine the exact position and speed of the camshaft(s) to the ECM. The ECM uses this information to determine fuel and spark timing as well as VVT operation. A failed sensor can result in a check engine light, hard starting or failure to start, increased vehicle emissions and engine misfire. NTK Camshaft Position Sensors are a premium quality product 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 to ensure proper position and/or rotating speed of the camshaft
  • 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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Melling – Stock Replacement Oil Pump (Part No.M537)

Stock Replacement Oil Pump

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$249.99
Melling oil pumps provide dependable performance every time in every application. Every Melling oil pump is engineered and assembled to the highest production standards from high quality materials. All Melling oil pumps use the latest in gear and gerotor
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Elring – AT Filter O-Ring (Part No.J5001461422ELR)

AT Filter O-Ring

from

$1.45
AT Filter O-Ring

Mahle – Oil Drain Plug Gaske (Part No.A6120121244MAH)

Oil Drain Plug Gaske

from

$1.67
Oil Drain Plug Gaske

Victor Reinz – Fuel Injection Plenum Gasket Set (Part No.15-10870-01)

Fuel Injection Plenum Gasket Set

from

$44.99
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.
  • Meets or exceeds OE specifications
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Dorman – Harmonic Balancer Assembly (Part No.594-140)

Harmonic Balancer Assembly

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$151.99
This direct replacement harmonic balancer features a stress-resistant rubber bond to properly absorb engine vibration. Stringent standards help ensure excellent tensile and impact strength for greater durability.

Product Features:
  • Ideal replacement – this harmonic balancer assembly exactly matches the fit and function of the original harmonic balancer for a direct replacement.
  • Durable construction – stringent specifications and careful construction help ensure longevity.
  • Thoroughly tested – this harmonic balancer has undergone dimensional verification, material validation and functional testing
  • Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience
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Felpro – VALVE STEM SEAL SET (Part No.SS 72878)

VALVE STEM SEAL SET

from

$51.99
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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Elring – SEAL RING – COPPER (Part No.4M20011240ELR)

SEAL RING - COPPER

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$1.18
SEAL RING – COPPER

Spartan – Engine Cylinder Head; Toyota 1MZFE RIGHT Cyl Head (Part No.2847AR)

Engine Cylinder Head; Toyota 1MZFE RIGHT Cyl Head

from

$576.99
Remanufactured Cylinder Heads are complete rebuild & include new valve stem seals, soft plugs & verified camshafts. All threads are checked and repaired if necessary. Cylinder Heads are packaged in heavy plastic to protect the unit.

Product Features:
  • All cylinder heads are both vacuum and pressure tested to verify valve seating, & integrity of water passages.
  • All cylinder heads are packaged in environmentally safe and recyclable containers that are the perfect size for returning your original core
  • All threads and machined surfaces are and repaired with technology that exceeds the original metal
  • Non-sealing iron surfaces painted to prevent oxidization
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Mitsubishi – Mitsuboshi Timing Belt (Part No.A5000131028MBL)

Mitsuboshi Timing Belt

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$54.17
The Mitsuboshi Timing Belt is made to meet or exceed tough OE performance specifications and is resistant to high temperatures, is oil resistant and provides low noise and reliable operation.

Product Features:
  • High-tensile strength Carbon Cord
  • Abrasion resistant
  • High elasticity, high hardness HNBR rubber
  • Increased durability
  • Reduced noise
  • Rubber construction for superior flexibility
  • Special low friction tooth fabric
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National – Multi Purpose Seal (Part No.224020)

Multi Purpose Seal

from

$12.99
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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Dorman – Variable Valve Timing Solenoid (Part No.917-211)

Variable Valve Timing Solenoid

from

$66.99
This replacement engine variable valve timing (VVT) solenoid is precision-engineered to match the fit and function of the original VVT solenoid. Made of quality materials for a long service life, it has been tested for proper performance.

Product Features:
  • Ideal replacement – this VVT solenoid is professionally engineered to match the function and performance of the stock part on specific vehicle applications.
  • Durable construction – this part is made from quality materials to ensure a long service life.
  • Excellent value – the VVT solenoid is built to perform like original equipment quality at a competitive price
  • Vehicle tested – has undergone on-vehicle testing to ensure proper fit and performance
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Carquest Premium – Center High Mount Stop Light Connector (Part No.PTA1472)

Center High Mount Stop Light Connector

from

$33.99
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 – Engine Oil Pan: Direct Fit, Steel, Front Sump, 5 Quart (Part No.264-316)

Engine Oil Pan: Direct Fit, Steel, Front Sump, 5 Quart

from

$75.99
Oil pan leaking? This engine oil pan is precision-engineered to match the original equipment pan on specific vehicle years, makes and models for a reliable replacement.

Product Features:
  • Direct replacement – this engine oil pan is made to match the original pan on specific vehicles.
  • Complete assembly – includes replacement pan and drain plugs to match original components.
  • Durable design – high-strength coating prevents future corrosion
  • Trustworthy value – backed by team of engineers and quality control experts in the United States
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Victor Reinz – Engine Timing Cover Gasket Set (Part No.19-10220-01)

Engine Timing Cover Gasket Set

from

$9.29
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.
  • Low friction, Minimum power consumption, High chemical resistance, Low breakaway torque after standstill.
  • Able to be used in applications with minimal lubrication.
  • Thermal properties with a wide range of operating temperatures.
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Anchor – Engine Mount: Rear, 1 Piece (Part No.9192)

Engine Mount: Rear, 1 Piece

from

$49.49
The purpose of the mount is to support the engine and transmission on the chassis and dampen vibration and noise from reverberating to the rest of the vehicle. Engine and Transmission Mounts are engineered and manufactured to meet or exceed OEM specifications using the latest CAD/CAM engineering process to ensure superior quality, form, fit and function. Only premium quality materials are used in the manufacturing process to guarantee precise performance and maximum durability. Applicable to Applicable to LEXUS 99-03;. Please verify your application.

Product Features:
  • MAXIMUM LIFE & PERFORMANCE: Both natural and SBR (Styrene Butadiene) rubber provide good abrasion resistance and aging stability to ensure maximum life and performance.
  • MEETS OR EXCEEDS DUROMETER MEASUREMENTS: All rubber material is manufactured to specific Durometer (hardness) measurements based on the vehicle’s application requirements.
  • HARDENED STEEL FASTENERS: All fasteners are made of hardened steel with heat treated Grade #5 bolts.
  • SUPERIOR BOND: A special Chemlock® bonding agent is used to ensure a superior rubber-to-metal bond.
  • HYDRAULIC MOUNT DESIGN: Hydraulic Mounts (applicable where OE) are designed for most front wheel drive vehicles because transverse drive train mounting.
  • For Years: 1999-2003
  • Weight approx: 4 Lbs
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FAG US – SHAFT SEAL (Part No.SS3383)

SHAFT SEAL

from

$33.49
SHAFT SEAL

GMB – Timing Belt Idler Bearing (Part No.A5300111993GMB)

Timing Belt Idler Bearing

from

$42.53
GMB is one of the world’s largest designers and manufacturers of automotive service products. GMB offers OE quality water pumps, universal joints, tensioner idler bearings and chassis parts for most European, Asian and Domestic vehicles.
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Carquest Premium – Multi Purpose Relay (Part No.RAA1254)

Multi Purpose Relay

from

$27.99
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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Helping You Find the Right Engine Parts for Your Lexus RX300

You love your RX300. So we’ve made it easier than ever to help you find Lexus RX300 Engine Parts in our online catalog. Our inventory holds 126 aftermarket and OEM Engine Parts for your Lexus RX300, ranging from $1.18 to $3,424.99.

We offer parts from 39 brands trusted to make quality Engine Parts for your Lexus RX300. Before you buy, take some time to read through customer reviews. We currently have 6,564 reviews of Lexus RX300 Engine Parts from previous customers. Some of the top rated parts include Timing Water Pump Kit; With Pump, Belt, Actuator, Tensioner And Idler with 4.5 stars and Variable Valve Timing Solenoid with 4.8 stars.

Find your RX300 Engine Parts here, order online, and have your order shipped directly to your home. Prefer to have an in-person look at your Lexus RX300 part to confirm it’s just right? You can find your nearest Advance Auto Parts store and confirm they have the part in stock before heading over.

Top Engine Parts Brands for Your Lexus RX300

Our inventory holds Engine Parts for your Lexus RX300 from 39 trusted brands. You’ll find OEM and aftermarket parts from brands like FELPRO, Carquest Premium, and National, all of which can keep that Lexus happy.

Top-Rated Spartan Engine Parts

Leading Spartan Engine Parts

We carry Spartan brand parts for your Lexus RX300 across several catalog categories, including Remanufactured Engines. Some of our most reviewed Spartan parts include:
Engine Long Block; Toyota 1MZFE Engine
from $3424.99
(1147)
Engine Long Block; Toyota 1MZFE Engine
Remanufactured Engines

FAQs for Lexus RX300 Engine Parts

What are the most purchased Engine Parts for the Lexus RX300?

Out of 126 Engine Parts for the Lexus RX300, the most popular in our inventory are:
Engine Valve Cover Gasket Set
from $29.99
(47)
Engine Valve Cover Gasket Set
Valve Cover Gaskets
UPPER INTAKE MANIFOLD GASKET/ PLENUM GASKET
from $13.99
(8)
UPPER INTAKE MANIFOLD GASKET/ PLENUM GASKET
Plenum Gasket Sets
Multi Purpose Seal
from $9.99
(4)
Multi Purpose Seal
Camshaft Seals

What are the top-rated Lexus RX300 Engine Parts?

Top-rated Engine Parts for your Lexus RX300 based on customer reviews/ratings are:
Timing Water Pump Kit; With Pump, Belt, Actuator, Tensioner And Idler
from $197.99
(15)
Timing Water Pump Kit; With Pump, Belt, Actuator, Tensioner And Idler
“All the parts in one package,to do a complete job,less the antifreeze.”
Variable Valve Timing Solenoid
from $66.99
(12)
Variable Valve Timing Solenoid
“Awesome!!”
Premium Timing Belt, 66.46 Inch With 211 Round Tooth
from $41.99
(12)
Premium Timing Belt, 66.46 Inch With 211 Round Tooth
“Great item”