1. Pistons, Rings & Piston Kits Products
  2. sku: 11424486850161892
  3. KB PERFORMANCE KB907C.005

KB PERFORMANCE KB907C.005 Forged Piston Kit

Kb907c.005 Kb Performance Forged Piston Kit

( Brand: Kb Performance ), ( Manufacturer Part Number: KB907C.005 ), ( Part Type: Piston ), ( Manufacturer Warranty: No Warranty ), ( Size: 103ci. Big Bore, Dish Top .005in. Oversize To )

Review KB PERFORMANCE Forged Piston Kit

The KB Performance KB907C.005 Forged Piston Kit is an upgraded solution for those seeking maximum power and reliability from their engine. This piston kit is specifically designed for select Subaru WRX and STI models, and each piece is meticulously crafted from forged 2618 alloy for superior strength and durability.

Each forged piston is precision engineered with a nitrided wrist pin and a high strength, low friction piston ring package. The piston dome shape has been optimized for a perfect seal with the engine's cylinder head, ensuring optimal combustion efficiency and power output. The piston skirts feature a unique, enhanced coating to minimize friction and wear, leading to smoother engine operation and longer component life.

The KB Performance Forged Piston Kit is a direct replacement for the stock pistons, making the installation process straightforward. The pistons are designed to work in harmony with the engine's factory connecting rods, ensuring a perfect fit and reliable operation. This kit also includes new piston pins and rings, ensuring a complete and comprehensive upgrade.

Incorporating these high-performance forged pistons into your engine will result in increased power and torque, improved engine response, and enhanced reliability. The forged design also allows for higher compression ratios, enabling your engine to extract more power from each combustion cycle. Whether you're looking to take your daily driver to the next level or prepare your competition vehicle for the track, the KB Performance KB907C.005 Forged Piston Kit is an excellent investment for those seeking maximum performance and reliability.

Buying a KB Performance KB907C.005 forged piston kit for your engine involves considering its potential benefits and drawbacks to determine if it's a worthwhile investment. Here's a detailed analysis:

Pros:

1. Enhanced Durability: Forged pistons are stronger and more durable than their stock counterparts. They can handle higher compression ratios, increased power, and extreme engine conditions, making them ideal for high-performance applications.

2. Improved Engine Performance: Forged pistons provide better thermal conductivity, reducing the likelihood of detonation and knocking. They also offer better piston-to-wall clearance, allowing for increased power output and improved engine efficiency.

3. Customizability: A forged piston kit allows you to tailor your engine to your specific needs and preferences. You can choose the compression ratio, piston size, and other specifications to optimize your engine's performance.

Cons:

1. Cost: Forged piston kits are more expensive than their stock counterparts. The price difference can be significant, and you may need to invest in other modifications to fully realize the benefits of the forged pistons.

2. Installation Complexity: Installing forged pistons requires specialized skills and tools. The process can be time-consuming and may involve additional labor costs.

3. Potential Engine Damage: Improper installation or use of incorrect piston specifications can lead to engine damage. It's crucial to work with a qualified mechanic or engine builder to ensure a successful installation.

Conclusion:

A KB Performance KB907C.005 forged piston kit offers several benefits, including enhanced durability, improved engine performance, and customizability. However, it comes with a higher cost, installation complexity, and the potential for engine damage if not installed correctly.

Recommendation:

If you're looking to significantly improve your engine's performance and durability, investing in a KB Performance KB907C.005 forged piston kit could be a worthwhile investment. However, it's crucial to work with a qualified mechanic or engine builder to ensure a successful installation and to consider the cost and potential risks involved. Additionally, make sure that the piston kit is specifically designed for your engine model and application to avoid any compatibility issues.

Details:

This alloy makes it possible to build a lightweight piston that more power, runs great, uses less fuel and lasts longer than other pistons. KB Performance Forged Piston Kit KB907C.005, High-quality premium Performance pistons are a special hyper eutectic T5 aluminum alloy. Kit includes 2 forged pistons, 1 set of Hastings Molly rings and piston pin clips.

part #: kb907c005 prices

  • $293.52-$340.40

specifications pistondon:

  • brand: Kb Performance
  • mpn: Kb907c.005
  • part type: Piston
  • manufacturer warranty: No Warranty
  • size: 103ci. Big Bore, Dish Top .005in. Oversize To

offer pistondon:

  • options: Ship-to-home
  • sold: 0
  • best offers: True
  • started: March 25, 2026
  • availability: In Stock
  • quantity: 2

shipping pistondon:

  • service: FedEx Ground / FedEx Home Delivery
  • transit: 3-8 Days
  • carrier: FedEx
  • class: Standard
  • type: Fixed
  • cost: $0.00

general pistondon:

  • condition: New
  • Motorcycle Scooter Parts Accessories > Engines Engine Parts > Pistons, Rings Piston Kits

payments pistondon:

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

returns pistondon:

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

seller pistondon:

  • rating: 99.5%
  • city: Centerburg, Ohio
  • # reviews: 208739
part type: piston, manufacturer warranty: no warranty, size: 103ci. big bore, dish top .005in. oversize to,
category: motorcycle parts > motorcycle scooter parts accessories > engines engine parts > pistons, rings piston kits, sku: 11424486850161892,

Kb Performance KB907C.005 Is Similar To:

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5 offers $293.52–$340.40 USD
  • Offer #1: $293.52 price + $0.00 shipping estimate = $293.52* total. The compatibility section is not always 100% accurate. Part Number.FREE SHIPPING
  • Offer #2: $314.29 price + $0.00 shipping estimate = $314.29* total. This alloy makes it possible to build a lightweight piston that makes more power, runs great, uses less fuel and lasts longer than other pistons. KB Performance Forged Piston Kit (103ci.FREE SHIPPING
  • Offer #3: $340.40 price + $12.99 shipping estimate = $353.39* total. Wrist pins and locks are sold individually, with two locks required per piston. MPN: ,.+$12.99 shipping
  • Offer #4: $327.81 price + $0.00 shipping estimate = $327.81* total. Oversize to.FREE SHIPPING
  • Offer #5: $317.67 price + $0.00 shipping estimate = $317.67* total.FREE SHIPPING

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