1. ATV/Side-by-Side/UTV Parts & Accessories On Sale
  2. sku: 6632324899830633
  3. BRP 420238201

BRP 420238201 Cylinder Head Valve Spring

fits model: Ds, 450.

420238201 Brp Brand New Oem Ds 450 Cylinder Head Valve Spring -

( Brand: Brp ), ( Part Type: Valve Spring Cylinder Head ), ( Compatible Make: Can-am ), ( Machine Type: Atv ), ( Manufacturer Part Number: 420238201 ), ( Compatible Model: Ds 450 ), ( Vintage Part: No )

Review BRP New Oem Cylinder Head Valve Spring fits DS 450

Introducing the DS 450 Cylinder Head Valve Spring (Item Number: 420238201), a high-performance component designed to deliver superior valve control in various applications. This valve spring is engineered to meet the stringent demands of modern high-output engines and racing applications.

The DS 450 Valve Spring is manufactured using advanced materials and production processes to ensure maximum durability and consistency. Each spring is meticulously crafted from a high-strength, heat-treated steel alloy that offers enhanced compressive strength and resilience. This material selection ensures the spring can withstand the rigorous conditions of high RPM operation and the extreme temperatures encountered in high-performance engines.

The DS 450 Valve Spring features a dual-spring design, which provides an optimal balance of lift and control for each intake and exhaust valve in the cylinder head. This design also enhances the spring's ability to maintain consistent valve position under various engine loads and conditions.

The spring's open-end design allows for easy installation and removal, reducing the risk of damage during assembly and disassembly. Additionally, the DS 450 Valve Spring comes with appropriate retainers and locks to ensure secure installation and proper valve function.

This high-performance valve spring is suitable for use in various applications, including high-output gasoline and diesel engines, racing applications, and performance upgrades. By upgrading to the DS 450 Cylinder Head Valve Spring, engine builders and enthusiasts can expect improved engine performance, enhanced reliability, and the peace of mind that comes with using a high-quality component from a trusted manufacturer.

In conclusion, the DS 450 Cylinder Head Valve Spring (Item Number: 420238201) is a must-have for engine builders, racers, and performance enthusiasts seeking optimal valve control and reliability in their high-performance engines. Its high-strength design, dual-spring configuration, and easy installation make it an excellent choice for various applications. Trust the DS 450 Valve Spring to deliver the power and precision your engine deserves.

Buying a 420238201 DS 450 cylinder head valve spring involves considering its potential benefits and drawbacks. Here are some pros and cons to help you make an informed decision.

Pros:

1. Improved Engine Performance: Installing a new valve spring can help improve your engine's performance. A worn-out valve spring can result in poor combustion and reduced power output. A new spring can help ensure proper valve action, leading to better engine performance.

2. Increased Longevity: Replacing a worn-out valve spring with a new one can help increase the overall longevity of your engine. A faulty valve spring can cause damage to other engine components if not addressed promptly.

3. Reduced Noise and Vibrations: A worn-out valve spring can cause noise and vibrations, especially during engine operation. Installing a new valve spring can help reduce these issues, leading to a smoother and quieter engine.

Cons:

1. Cost: Replacing a valve spring can be a costly repair, especially for high-performance engines like the DS 450. The cost of the spring itself, as well as the labor and diagnostic fees, can add up.

2. Complexity of Installation: Installing a new valve spring can be a complex and time-consuming process. It requires specialized tools and knowledge to ensure that the spring is installed correctly, and any missteps can result in further damage to the engine.

3. Risk of Engine Damage: Attempting to install a new valve spring without the proper knowledge and tools can result in significant engine damage. It's essential to ensure that the installation is done by a qualified technician or mechanic.

Conclusion:

Deciding to buy a 420238201 DS 450 cylinder head valve spring involves weighing the potential benefits against the costs and complexities involved. While a new valve spring can lead to improved engine performance, increased longevity, and reduced noise and vibrations, it also comes with a hefty price tag and a complex installation process. Additionally, attempting to install the spring without proper knowledge and tools can result in significant engine damage.

Recommendation:

If you're experiencing issues with your engine's performance or noticing unusual noises or vibrations, it may be worth considering replacing the valve spring. However, it's essential to ensure that the installation is done by a qualified technician or mechanic to minimize the risks and costs involved. Alternatively, you could explore other potential causes of your engine issues to see if there are less expensive solutions available.

part # 420238201 prices

  • $20.20-$21.99

specifications utvyank:

  • for models: Ds, 450
  • brand: Brp
  • part type: Valve Spring Cylinder Head
  • compatible make: Can-am
  • machine type: Atv
  • manufacturer part number: 420238201
  • compatible model: Ds 450
  • vintage part: No

seller utvyank:

  • # reviews: 614
  • rating: 100.0%

returns utvyank:

  • policy: No Returns

general utvyank:

  • Parts Accessories > ATV, Side-by-Side UTV Parts Accessories > Other ATV, Side-by-Side UTV Parts Accessories
  • condition: New

shipping utvyank:

  • type: Calculated
  • class: Standard
  • service: UPS Ground
  • cost: $8.56
  • transit: 5-12 Days
  • carrier: UPS

payments utvyank:

  • other
  • credit card: Visa
  • wallet: Apple-pay

offer utvyank:

  • options: Ship-to-home
  • started: June 28, 2025
  • sold: 0
  • availability: In Stock
for models: ds, 450, part type: valve spring cylinder head, compatible make: can-am, machine type: atv, compatible model: ds 450, vintage part: no,
category: atv parts > atv, side-by-side utv parts accessories, sku: 6632324899830633,

Brp 420238201 Is Similar To:

utvyank logo
4 offers $20.20–$21.99 USD
  • Offer #1: $21.99 price + $9.42 delivery = $31.41* total. OEM BRP part number.+$9.42 shipping
  • Offer #2: $20.20 price + $5.97 delivery = $26.17* total. 2009 DS 450 EFI - Cylinder Head. Assemblies where is used.+$5.97 shipping
  • Offer #3: $21.99 price + $8.75 delivery = $30.74* total. VALVE SPRING, INNER.+$8.75 shipping
  • Offer #4: $19.99 price + free delivery = $19.99* total.FREE SHIPPING