1. Car/Truck Engine Valves Deals
  2. sku: 11308149383639623
  3. BRIAN CROWER BC3911

BRIAN CROWER BC3911 Bc Valve Guides Exhaust 6.6MM 4G63/EVO

fits model: Evo. make: Mitsubishi.

Bc3911 Brian Crower Bc For Valve Guides - 6.6mm Mitsubishi 4g63/evo Exhaust Quantity Of 8

( Brand: Brian Crower ), ( Manufacturer Part Number: BC3911 ), ( Type: Bc Valve Guide Sets ), ( Performance Part: Yes )

Review BRIAN CROWER Bc For Valve Guides 6.6mm Mitsubishi 4g63/evo Exhaust Quantity Of fits EVO

The Brian Crower BC3911 BC Kit is a valuable upgrade for Mitsubishi 4G63 and Evo engines with exhaust valves requiring a guide size of 6.6mm. This kit is specifically designed to enhance the performance and durability of your engine by providing high-quality, precision-machined valve guides.

The BC3911 BC Kit is made from billet aluminum, ensuring a lightweight yet robust construction. Each guide is precision-machined to ensure a perfect fit and optimal sealing. The guides also feature a chamfered edge for easy installation, making the process as smooth as possible.

The 6.6mm guide size is suitable for engines that have undergone significant modifications, such as high-performance camshafts or larger valves. By upgrading to these larger guides, you can improve engine airflow and reduce the risk of valve float, which can lead to power loss and decreased efficiency.

The BC3911 BC Kit also includes stainless steel retainers, which provide additional strength and durability compared to the OEM retainers. These retainers are designed to keep the guides securely in place and prevent them from moving during high-RPM operation.

Installing the BC3911 BC Kit is a straightforward process, but it is recommended that the work be done by a professional mechanic or engine builder to ensure proper installation and torque specification. By investing in this upgrade, you can expect improved engine performance, increased power output, and enhanced reliability for your Mitsubishi 4G63 or Evo engine.

Overall, the Brian Crower BC3911 BC Kit is a must-have upgrade for any serious performance enthusiast looking to maximize the potential of their Mitsubishi 4G63 or Evo engine. With its high-quality construction, precision machining, and proven performance benefits, this kit is an essential addition to any engine build or modification project.

The Brian Crower BC3911 BC for valve guides with a 6.6mm diameter is designed for use in Mitsubishi 4G63/Evo engines. This part is an upgrade for the original factory valve guides, aimed at improving engine performance and durability. Here are some pros and cons of buying this product:

Pros:

1. Enhanced Performance: The BC3911 BC valve guides are designed to reduce friction and provide better sealing between the valve stems and guides. This results in improved engine performance, with increased power and torque.

2. Durability: These upgraded valve guides are made from high-quality materials that are more resistant to wear and tear compared to the OEM guides. This leads to a longer engine life and fewer repairs.

3. Improved Engine Sound: Upgrading to the BC3911 BC valve guides can also result in a more pleasant engine sound, as the improved sealing provides better exhaust flow and reduces exhaust leakage.

Cons:

1. Cost: Upgrading to the BC3911 BC valve guides is an investment, and the cost can be a significant factor for some buyers.

2. Installation Complexity: Installing the BC3911 BC valve guides requires a certain level of mechanical skill and experience. It may be necessary to remove the cylinder head and perform other modifications to access the valve guides.

3. Compatibility: The BC3911 BC valve guides are specifically designed for Mitsubishi 4G63/Evo engines with a 6.6mm valve guide diameter. Make sure your engine model and configuration are compatible before purchasing.

Conclusion:

The Brian Crower BC3911 BC valve guides offer several benefits for Mitsubishi 4G63/Evo engine owners, including improved performance, durability, and engine sound. However, the cost and installation complexity may be significant factors for some buyers. If you are looking to maximize the potential of your engine and are willing to invest in a high-quality upgrade, the BC3911 BC valve guides are a solid choice.

Recommendation:

If you are considering purchasing the Brian Crower BC3911 BC valve guides for your Mitsubishi 4G63/Evo engine, make sure to do your research and confirm compatibility before making a purchase. Consider the benefits of the upgrade, such as improved performance and durability, and weigh them against the cost and installation complexity. If you are confident that the upgrade is right for you, proceed with the purchase from a reputable supplier.

Details:

BC3911 - Mitsubishi 4G63/Evo Exhaust Valve Guides. 6.6mm Exhaust - Manganese Silicon Aluminum Bronze. VALVE GUIDES - 6.6mm EXHAUST Mitsubishi 4G63/Evo.

part #: bc3911 prices

  • $80.76-$91.99

specifications voomvalve:

  • for models: Evo
  • for makes: Mitsubishi
  • brand: Brian Crower
  • mpn: Bc3911
  • type: Bc Valve Guide Sets
  • performance part: Yes

general voomvalve:

  • Engines Engine Parts > Valvetrain Components > Valves
  • condition: New

seller voomvalve:

  • # reviews: 117836
  • city: San Leandro, California
  • rating: 99.8%

payments voomvalve:

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

offer voomvalve:

  • started: December 31, 2025
  • sold: 0
  • quantity: 1
  • availability: In Stock
  • options: Ship-to-home

returns voomvalve:

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

shipping voomvalve:

  • cost: $0.00
  • class: Standard
  • transit: 3-7 Days
  • service: Standard
  • type: Fixed
for models: evo, for makes: mitsubishi, type: bc valve guide sets, performance part: yes,
category: auto parts > engines engine parts > valvetrain components > valves, sku: 11308149383639623,

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voomvalve logo
5 offers $80.76–$91.99 USD
  • Offer #1: $80.76 price + $0.00 shipping estimate = $80.76* total. Brian Crower Valve Guide (6.6Mm Mitsubishi 4G63/Evo Exhaust Quantity Of 8), 8 Pack.FREE SHIPPING
  • Offer #2: $89.95 price + $0.00 shipping estimate = $89.95* total. Whether you're rebuilding your engine or upgrading for performance, the Brian Crower Exhaust Valve Guides provide the durability and performance needed for high-revving applications. Part Number:.FREE SHIPPING
  • Offer #3: $91.99 price + $0.00 shipping estimate = $91.99* total. High-quality 6.6mm exhaust valve guides for Mitsubishi 4G63 and Evo engines.FREE SHIPPING
  • Offer #4: $80.81 price + $0.00 shipping estimate = $80.81* total. Part # :.FREE SHIPPING
  • Offer #5: $103.41 price + $0.00 shipping estimate = $103.41* total. Brian Crower Valve Guides - 6.6mm Mitsubishi 4G63/Evo Exhaust (Quantity of 8).FREE SHIPPING

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