Lexus RX300 Engine Parts

Essential Lexus RX300 Engine Parts

Dayco – Timing Water Pump Kit; With Pump, Belt, Actuator, Tensioner And Idler (Part No.WP257K1A)

Timing Water Pump Kit; With Pump, Belt, Actuator, Tensioner And Idler

from

$225.99
Demanded by today’s OEMs and manufactured to meet critical fit, form and function requirements, Dayco’s timing belt kits with water pump 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, idler pulleys and water pumps – each matched to a specific vehicle make and model. In addition, the water pump features superior gaskets that retain bolt torque, a roller bearing hub and composite seals to prevent leaks.

Product Features:
  • Engineered for both domestic and import vehicle applications with a timing belt
  • Includes premium Dayco components and a tough, wear-resistant belt
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Carquest Premium – Multi-Use Connector (Part No.PTA1149)

Multi-Use Connector

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$8.99
Modern vehicles may have 100 or more electrical harness connectors in every operating system of the vehicle. Terminal tension may weaken with time or corrosion may occur within the connector housing making replacement necessary. When replacing any harness-connector assembly approved wire termination methods must be followed to ensure a successful and long-term solution to the original problem is made. A failed terminal connection, terminal corrosion or damaged wire will result in an electrical system fault.

Product Features:
  • Carquest electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
  • Product constructed to meet all design and operating characteristics as intended by the manufacturer.
  • Product constructed to meet all design and operating characteristics as intended by the manufacturer.
  • 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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Dorman – Engine Mount Bracket (Part No.917-189)

Engine Mount Bracket

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$64.99
This engine mount bracket is precision-engineered and rigorously tested to provide reliable replacement for the original equipment on specific vehicles.

Product Features:
  • Direct replacement – fits and performs like the original equipment on specific vehicles
  • Reliable fit – precision-engineered to match the design and dimensions of original components
  • Durable construction – manufactured to strict standards using sturdy, safe materials
  • Rigorously tested – thorough quality control measures ensure longevity
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Spartan – Engine Long Block; Toyota 1MZFE Engine (Part No.847A)

Engine Long Block; Toyota 1MZFE Engine

from

$3424.99
Remanufactured Engines are fully disassembled; heads, blocks, cranks & cams are machined & wear parts are replaced. Each engine is individually tested after assembly to assure compression, oil pressure and water jacket integrity.

Product Features:
  • Each engine we remanufacture is essentially reverse engineered – in part to discover original factory deficiencies. If possible, our seasoned R&D personnel & QC experts make improvements. Why shouldn’t our engine last longer than your first?
  • Engines come with installation gasket set & oil pump unless noted otherwise. If we have important installation information it will be included on tags or in the paperwork packaged with your engine.
  • Engines are securely packaged in a recyclable container that will also protect your core on the return trip. Our nationwide warehouse network means speedy delivery.
  • Each engine is remanufactured with quality OE level components not “white” box generic parts that may or may not satisfy your needs and expectations. When you use the best you get the best results and satisfaction.
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National – Multi-Purpose Seal (Part No.223830)

Multi-Purpose Seal

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$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:
  • Design type: spring loaded; multi-lip
  • Temperature range: -20 Deg. F to 300 Deg. F / -29 Deg. C to 49 Deg. C
  • Resistance to EP lubricants
  • Low swell in hydrocarbon fluids
  • Delivers quality and reliable performance for every type of repair
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Carquest Premium – Multi-Use Connector (Part No.PTA2919)

Multi-Use Connector

from

$56.99
Modern vehicles may have 100 or more electrical harness connectors in every operating system of the vehicle. Terminal tension may weaken with time or corrosion may occur within the connector housing making replacement necessary. When replacing any harness-connector assembly approved wire termination methods must be followed to ensure a successful and long-term solution to the original problem is made. A failed terminal connection, terminal corrosion or damaged wire will result in an electrical system fault.

Product Features:
  • Carquest electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
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Spectra Premium – Engine Oil Pan (Part No.TOP09A)

Engine Oil Pan

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$83.99
Innovative engineering, manufacturing technology and quality control ensure that Spectra Premium oil pans meet or exceed the performance of the original equipment they replace.

Product Features:
  • Unit is designed to OE fit, form and function requirements accomplished by leveraging our OE expertise
  • Durable powder coating applied to exterior of oil pan for a long lasting rust free unit
  • Washed and then sealed with an anti-corrosive spray on the interior for a rust free unit at installation
  • Fit tested on the very same vehicle application for which it was developed verifying first-hand that the design fits properly and can be easily installed
  • Engineered to stringent tolerances based on our Canadian engineers’ in-depth knowledge of the OE part it’s designed to replace
  • Road tested to ensure real world performance and to verify that each design meets our high standards for quality
  • Coating salt spray tested for over 200 hours to insure durability
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Dorman – Help – Engine Oil Dipstick: Direct Replacement, Plastic/Steel (Part No.917-397)

Engine Oil Dipstick: Direct Replacement, Plastic/Steel

from

$14.99
This engine oil dipstick is designed to match the fit and function of an original equipment dipstick in specified applications. Level marks are clearly distinguished and properly gauged for accuracy.

Product Features:
  • Ideal replacement – this engine oil dipstick is designed to match the fit and function of an original equipment dipstick in specified applications
  • Ideal solution – level marks are clearly distinguished and properly gauged for accuracy
  • Durable construction – designed and manufactured to strict specifications for reliable performance
  • 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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Delphi – Engine Camshaft Position Sensor (Part No.SS10502)

Engine Camshaft Position Sensor

from

$86.99
Delphi’s ever growing portfolio of high quality vehicle sensors are backed by stringent OE development and product validation methods. We offer a wide range of sensors, including ABS, camshaft, crankshaft, knock, EGT, MAP, temperature, throttle position, and vehicle speed sensors for a variety of vehicle applications. All of our sensors are tested and calibrated to OE standards, ensuring accurate readings, which helps to reduce comebacks.

Product Features:
  • Delphi products are manufactured in a Delphi ISO certified facility
  • Designed digital output for maximum signal to noise ratio
  • All parts used in the manufacture process are Delphi validated
  • Not impacted by temperature changes and provide robust, long-lasting sensor protection
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INA US – ENGTMNGBLTTNSHYD ASY (Part No.ZT-9-5487)

ENGTMNGBLTTNSHYD ASY

from

$65.99
ENGTMNGBLTTNSHYD ASY

Felpro – Engine Timing Cover Gasket Set (Part No.TCS 45890)

Engine Timing Cover Gasket Set

from

$9.99
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

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
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Anchor – Engine Mount: Front, 1 Piece (Part No.9173)

Engine Mount: Front, 1 Piece

from

$98.99
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: 5 Lbs
  • NOT HYDRAULIC
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Sealed Power – Engine Assembly Lubricant (Part No.55-400)

Engine Assembly Lubricant

from

$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.

Product Features:
  • Formulated for prelubrication cam lobes, lifters & engine bearings
  • Increases load carrying capacity
  • Holds fast to surfaces
  • Exacting tolerances
  • Meets or exceeds OEM specifications
  • 4.0 oz. Squeeze Container
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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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National – Multi-Purpose Seal (Part No.229210)

Multi-Purpose Seal

from

$27.99
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:
  • Design type: spring loaded; multi-lip
  • Temperature range: -40 Deg. F to 400 Deg. F / -40 Deg. C to 204 Deg. C
  • Excellent high temperature capabilities
  • Compatible with wide range of fluids
  • Delivers quality and reliable performance for every type of repair
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Dorman – Variable Valve Timing Filter Screen (Part No.926-124)

Variable Valve Timing Filter Screen

from

$9.99
This engine variable valve timing (VVT) solenoid filter is designed to match the fit and function of the original filter on specified vehicles, and is engineered for durability and reliable performance.

Product Features:
  • Direct replacement – this engine variable valve timing (VVT) solenoid filter is designed to match the fit and function of the original filter on specified vehicles
  • Restores functionality – reliable replacement for an original part that has failed due to clogging
  • 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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Felpro – Engine Oil Pan Gasket Set – Blue Stripe cork-rubber (Part No.OS 30681 C)

Engine Oil Pan Gasket Set - Blue Stripe cork-rubber

from

$12.49
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • DESIGNED FOR IMPERFECT SEALING SURFACES – Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
  • SUPERIOR SEAL – Manufactured with rubber compounds to ensure a consistent and long-life seal across the entire oil pan
  • PREVENTS OVERTIGHTENING – Torque limiters help eliminate overtightening and gasket splitting and extruding (where applicable)
  • OE-STYLE REPLACEMENT GASKET – Engineered for OE-style molded rubber gasket replacement
  • EVERY PART FOR THE REPAIR – Fel-Pro gasket sets include every part needed for the repair unless otherwise noted
  • ENGINEERING EXPERTISE – Parts are designed, tested, validated and approved by Fel-Pro engineers through rigorous research and development
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Dorman – Harmonic Balancer Assembly (Part No.594-140)

Harmonic Balancer Assembly

from

$173.99
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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Carquest Premium – Engine Oil Filler Cap: Push Fit, Direct Fit, Provides Tight Seal, 1 Pack (Part No.10121)

Engine Oil Filler Cap: Push Fit, Direct Fit, Provides Tight Seal, 1 Pack

from

$7.99
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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Dayco – Premium Timing Belt, 66.46 Inch With 211 Round Tooth (Part No.95257)

Premium Timing Belt, 66.46 Inch With 211 Round Tooth

from

$41.99
Manufactured with tough, wear-resistant fabric, high-tensile strength cord and a molded tooth surface, the Dayco timing belt provides consistent slip-proof power transfer and high resistance to oil and engine heat. The belt features a molded cog design which runs quieter and is more economical and a premium, high modulus glass fiber cord that delivers precise length stability to keep the engine running smoothly over the life of the belt.

Product Features:
  • Designed for specific OHC and DOHC applications that range from normal service to high performance, high temperature engines
  • Offers noise reduction and minimum dimensional tolerances for precise valve timing
  • Engineered with reduced elongation for maximum durability, high abrasion resistance and better performance
  • Timing marks are applied on the belt for proper installation
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Felpro – Engine Cylinder Head Bolt Set (Part No.ES 71036)

Engine Cylinder Head Bolt Set

from

$48.99
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
  • Avoid risk associated with re-use of T-T-Y (torque to yield) head bolts
  • Validated for fit, form and function
  • Unsurpassed quality you can trust
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Felpro – PermaTorque Engine Cylinder Head Gasket (Part No.9592 PT)

PermaTorque Engine Cylinder Head Gasket

from

$64.99
Product Features:
  • PROPRIETARY COATING – Exclusive coating helps withstand rougher sealing surface finishes up to 80 Ra
  • SUPERIOR SEAL – Precise embossed sealing beads at all vital areas to eliminate leak paths
  • MULTI-LAYERED STEEL CONSTRUCTION – Multiple layers of stainless steel maintain sealing stress and accommodate head lift
  • UNIQUE COMBUSTION SEAL – Accommodates high cylinder pressures and head movement encountered with engines
  • DESIGNED FOR IMPERFECT SEALING SURFACES – Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
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Carquest Premium – Crankshaft Sensor (Part No.CSC1168)

Crankshaft Sensor

from

$61.99
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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Sealed Power – Engine Exhaust Valve (Part No.V-4525X)

Engine Exhaust Valve

from

$34.99
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 72878)

VALVE STEM SEAL SET

from

$55.99
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

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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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 69 aftermarket and OEM Engine Parts for your Lexus RX300, ranging from $4.99 to $3,424.99.

We offer parts from 19 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 6,525 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 Premium Timing Belt, 66.46 Inch With 211 Round Tooth with 4.3 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 19 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.
We have Dorman parts available for your Lexus RX300 in categories like Engine Timing Parts. Some of the top-rated Dorman parts in these categories are:
Variable Valve Timing Solenoid
from $73.99
(12)
Variable Valve Timing Solenoid
Engine Variable Timing Solenoids
Variable Valve Timing Solenoid
from $92.99
(7)
Variable Valve Timing Solenoid
Engine Variable Timing Solenoids

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 69 Engine Parts for the Lexus RX300, the most popular in our inventory are:
Engine Valve Cover Gasket Set
from $30.99
(47)
Engine Valve Cover Gasket Set
Valve Cover Gaskets
Fuel Injection Plenum Gasket Set
from $14.99
(8)
Fuel Injection Plenum Gasket Set
Plenum Gasket Sets
Multi-Purpose Seal
from $9.99
(4)
Multi-Purpose Seal
Oil Pump 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 $225.99
(15)
Timing Water Pump Kit; With Pump, Belt, Actuator, Tensioner And Idler
“I purchased this timing belt kit to replace the timing belt on our Toyota Sienna. The kit came with everything needed. I am very happy with this purch”
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”
Engine Oil Pan Gasket Set - Blue Stripe cork-rubber
from $12.49
(10)
Engine Oil Pan Gasket Set – Blue Stripe cork-rubber
“This gasket fit perfectly, I always use the Fel-Pro brand!”