1. Engine Rocker & Valve Covers Items
  2. sku: 11680310903311891
  3. LEXUS RX300

LEXUS Engine Valve Cover 350.LE1201 3.0L 6CYL 1MZFE

fits model: Rx300, 350. make: Lexus. year: 2001.

350.le1201 Lexus 2001 Rx300 3.0l 6cyl 1mzfe Engine Valve Cover Assembly

( Manufacturer Part Number: RX300 ), ( Conditions Options: Rh Rr Valve Cover ), ( Genuine Oem: Yes ), ( Ipn: 350.le1201 ), ( Descriptionpartcondition: Used Good ), ( Manufacturer Warranty: 6 Month ), ( Type: Valve Cover )

Review LEXUS 3.0l 6cyl Engine Valve Cover Assembly fits RX300 350 2001

The Lexus RX 300, manufactured in the year 2001, is equipped with a 3.0-liter 1MZ-FE 6-cylinder engine. This engine is renowned for its power, efficiency, and smoothness, making it a favorite among luxury vehicle enthusiasts. One of the crucial components of this engine is the valve cover, which plays a significant role in maintaining the engine's performance and longevity.

The 2001 Lexus RX 300 3.0L 6cyl 1MZFE engine valve cover is a meticulously crafted piece of automotive engineering. It is designed to protect the engine's valves and camshaft from the elements, ensuring optimal engine performance. The valve cover is made from high-quality materials, including aluminum, which is known for its strength, durability, and resistance to corrosion. The cover features a sleek, modern design that complements the overall aesthetic of the Lexus RX 300.

The valve cover is equipped with a breather system that helps regulate the flow of crankcase gases. This system ensures that harmful gases are effectively evacuated from the engine, reducing the risk of engine damage and improving overall performance. The breather system also includes a PCV (Positive Crankcase Ventilation) valve, which helps maintain the proper crankcase pressure and prevents the buildup of harmful gases.

The 2001 Lexus RX 300 3.0L 6cyl 1MZFE engine valve cover is an essential component of the engine that requires regular maintenance. Over time, the valve cover gaskets may deteriorate or leak, leading to a loss of engine performance and potential damage to other engine components. Replacing the valve cover with a new, high-quality one, such as this Lexus OEM part, ensures that your engine continues to perform at its best and maintains its long-term reliability.

In summary, the 2001 Lexus RX 300 3.0L 6cyl 1MZFE engine valve cover is a crucial component of the vehicle's engine that requires regular maintenance. This high-quality OEM component is designed to protect the engine's valves and camshaft from the elements while ensuring optimal engine performance through its breather system. Made from durable materials, this valve cover is a worthy investment for any Lexus RX 300 owner seeking to maintain the longevity and reliability of their luxury vehicle.

The Lexus RX 300, produced between 2000 and 2003, is known for its luxury and reliability. The 3.0L 6-cylinder 1MZ-FE engine was a popular choice for this model. One of the parts that may need replacement over time is the valve cover. Here are some pros and cons of buying a new valve cover for a 2001 Lexus RX300 with a 3.0L 1MZ-FE engine.

Pros:

1. Improved Seal: A new valve cover will provide a better seal than a worn-out one. This can prevent oil leaks and reduce the risk of engine damage.

2. Aesthetic Appeal: A new valve cover can enhance the appearance of the engine bay. It will look cleaner and more attractive than a cover with old or worn-out seals.

3. Peace of Mind: Replacing a worn-out valve cover with a new one can provide peace of mind. It can prevent potential engine problems and reduce the need for costly repairs in the future.

Cons:

1. Cost: A new valve cover can be expensive. The cost of the part itself, as well as the labor costs for installation, can add up.

2. Time: Installing a new valve cover can take some time. It may require the removal of the old cover, gasket, and other components.

3. Availability: Finding a new valve cover for a specific model and year can be challenging. It may require some research and shopping around to find a reliable supplier.

Conclusion:

Replacing the valve cover on a 2001 Lexus RX300 with a 3.0L 1MZ-FE engine can provide several benefits, including improved seals, aesthetic appeal, and peace of mind. However, it can also be costly and time-consuming. Ultimately, the decision to replace the valve cover depends on the vehicle's condition, the owner's budget, and their priorities.

Recommendation:

If the vehicle is in good condition and the valve cover is leaking oil, it may be worth considering a replacement. However, if the vehicle is not showing any signs of oil leaks and the budget is tight, it may be more cost-effective to monitor the situation and replace the valve cover only when necessary. In any case, it's always a good idea to consult with a professional mechanic for advice on the best course of action.

Details:

3.0L-V6-1MZFE,RH RR VALVE COVER. Install new water pump. Adjust throttle position sensor cable. Replace oil, air fuel filters Replace valve cover gaskets.

Flush cooling system and refill with antifreeze to appropriate level. Install new belts hoses. Differentials Axle Assemblies. Someone over 18 must be present for delivery.

Replace pilot bushing. Clear all computer fault codes. Inspect replace, gaskets and seals if needed. Replace throw out bearing.

Replace flywheel. Add fluid to manufacturers suggested levels. Replace clutch. Inspect and replace, if needed timing gears, chains, pensioner or belts gaskets.

Load is curbside delivery ONLY. Manual Transmissions. Replace all seals. Use manufacturer recommended Transmission fluid.

Flush inspect transmission cooling lines. Replace axle or drive shaft seal. Replace oil pan gasket front/rear main seal. Replace thermostat gasket.

Drain gear lubes and fill to manufacturers specifications. Clean the oil sump screen pickup tube. Drain replace engine oils to manufacturers suggested levels. Automatic Transmissions.

Properly torque converter. Replace Filter and Gaskets. Daytime phone number is required load will not deliver until appointment scheduled. Install new spark plugs wires.

Remove torque converter bracket. Inspect adjust or replace shiftier linkages.

part #: rx300 prices

  • $95.62-$170.00

specifications rockercove:

  • for models: Rx300, 350
  • for makes: Lexus
  • for years: 2001
  • mpn: Rx300
  • conditions options: Rh Rr Valve Cover
  • genuine oem: Yes
  • ipn: 350.le1201
  • descriptionpartcondition: Used Good
  • manufacturer warranty: 6 Month
  • type: Valve Cover

payments rockercove:

  • other
  • credit card: Visa
  • wallet: Paypal

offer rockercove:

  • options: Ship-to-home
  • sold: 0
  • best offers: True
  • quantity: 1
  • started: February 16, 2026
  • availability: In Stock

general rockercove:

  • Engines Engine Parts > Valvetrain Components > Rocker Valve Covers
  • condition: Used

returns rockercove:

  • policy: Returns Accepted
  • time: 30 Days
  • paid by: Buyer

shipping rockercove:

  • type: Fixed
  • service: UPS Ground
  • cost: $20.00
  • class: Standard
  • carrier: UPS
  • transit: 3-7 Days

seller rockercove:

  • city: Rancho Cordova, California
  • rating: 99.4%
  • # reviews: 8533
for models: rx300, 350, for makes: lexus, for years: 2001, conditions options: rh rr valve cover, genuine oem: yes, descriptionpartcondition: used good, manufacturer warranty: 6 month, type: valve cover,
manufacturer: lexus, category: auto parts > engines engine parts > valvetrain components > rocker valve covers, sku: 11680310903311891,

Lexus RX300 Is Similar To:

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5 offers $95.62–$170.00 USD
  • Offer #1: $95.62 price + $20.00 shipping estimate = $115.62* total. -Inspect & adjust or replace shifter linkages. 3.0L-V6- ,LH VALVE COVER.+$20.00 shipping
  • Offer #2: $170.00 price + $36.00 shipping estimate = $206.00* total. 100% Authentic.+$36.00 shipping
  • Offer #3: $101.99 price + $20.00 shipping estimate = $121.99* total. 3.0L-V6- ,RH RR VALVE COVER.+$20.00 shipping
  • Offer #4: $119.99 price + $24.84 shipping estimate = $144.83* total. Some scratches present (see pics), sealing surfaces in good condition The product is a genuine OEM red valve cover assembly set for a 2000 Toyota Sienna, Camry, or Avalon 3.0L 6CYL engine.+$24.84 shipping
  • Offer #5: $84.99 price + $20.00 shipping estimate = $104.99* total. 3.0L,EFI,6CYL, , VALVE COVER LH.+$20.00 shipping

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