SPEEDMASTER PCE290.1155 Forged Rotating Kit 4.005 403CI

( Brand: Speedmaster ), ( Manufacturer Part Number: PCE290.1155 ), ( Manufacturer Warranty: 1 Year ), ( Material: Steel )

Review SPEEDMASTER Chevy 4.005 Inch 403ci Forged Rotating Assembly Kit fits LS2

Speedmaster PCE290.1155 Forged Rotating Kit for Chevy LS2 4.005 403ci Engine

Experience unparalleled performance with the Speedmaster PCE290.1155 Forged Rotating Kit, meticulously designed for the Chevy LS2 4.005 403ci engine. This high-performance kit is crafted using advanced forging techniques, ensuring optimal strength, durability, and reliability in even the most demanding driving conditions.

The Speedmaster PCE290.1155 rotating kit is a comprehensive package that includes a crankshaft, connecting rods, and pistons, all engineered to work seamlessly together for maximum power output. The forged crankshaft offers increased resistance to twisting and bending, providing a solid foundation for your engine. The connecting rods, made from premium-grade materials, boast increased strength and reduced weight, enhancing power delivery and engine response.

The pistons in this kit are designed with a high-quality forged aluminum alloy, offering excellent heat dissipation and reduced weight for increased engine efficiency. The piston rings are precision engineered for a perfect seal, ensuring optimal combustion efficiency and reduced gas leakage.

This Speedmaster kit is a perfect choice for those seeking to elevate their Chevy LS2 4.005 403ci engine to new heights of power and performance. With its unmatched quality, forged components, and precise engineering, this rotating kit is sure to deliver unrivaled performance, durability, and reliability, making it an essential upgrade for any high-performance Chevy LS2 engine. Upgrade your engine today with the Speedmaster PCE290.1155 Forged Rotating Kit and experience the difference in power, performance, and reliability.

The Chevy LS2 4.005 403ci Forged Rotating Kit (Speedmaster PCE290.1155) is a high-performance upgrade for your engine. Here are some pros and cons to consider before making a purchase.

1. Increased Power: This kit is designed to enhance your engine's performance, providing more horsepower and torque for a more thrilling driving experience.

2. Forged Internals: Forged internals are stronger and more durable than their cast counterparts, offering improved reliability and longevity for your engine.

3. Rotating Assembly: The kit includes a rotating assembly, which includes the crankshaft, connecting rods, and pistons. This can save you money compared to buying these components separately.

4. Enhanced Engine Sound: The increased performance and new components can result in a more exhilarating engine sound.

1. Cost: The kit is quite expensive, which may be a barrier for some potential buyers.

2. Installation Complexity: Installing the kit can be a complex and time-consuming process, requiring specialized tools and skills.

3. Potential Voiding of Warranty: Installing a performance kit like this may void your vehicle's factory warranty, depending on the terms of your agreement.

4. Unnecessary for Some: If you don't plan on racing your vehicle or pushing it to its limits, a performance kit like this might be an unnecessary expense.

The Chevy LS2 4.005 403ci Forged Rotating Kit (Speedmaster PCE290.1155) is an excellent choice if you're looking to significantly boost your engine's performance and durability. However, the high cost and potential complexity of installation may make it a less attractive option for some. If you're a casual driver or concerned about voiding your warranty, you might want to consider alternatives that offer a more modest performance boost.

If you're an enthusiast looking for a significant performance upgrade and have the necessary skills and resources for installation, the Chevy LS2 4.005 403ci Forged Rotating Kit (Speedmaster PCE290.1155) is a worthy investment. However, if you're unsure about your ability to install the kit or whether you truly need the performance boost, it might be wise to consult with a professional or consider less expensive options.

Details:

These rods incorporate a special dowelled cap for specific cap-to-rod alignment and are profiled with extra clearance striker applications. These crankshafts also have a large radius on all journals for improved strength and wear resistance. Rod Bearings Included: No Bearing Undersized in: Stock Main Cam Gaskets Quantity: Sold as a kit. Piston Material: Forged Style: Flat top, with two valve reliefs Head Volume cc: -4.00cc Wrist Pin Press-fit or floating Ring Facing N/A Crankshaft Included: Yes Rear Main Seal 1-piece Engine Balance: Internal Connecting Rods Rod 4340 Chorally Steel Beam H-beam Street/Strip length to in: 6.125 in.

Connecting Rods Speedmaster H-beam connecting rods are one of the strongest available. Speedmaster crankshafts are precision-ground, heat-treated, shot-preened, inspected and micro-polished for superior tolerance control. Engine Stroke in: 4.000 in. Speedmaster H-beam connecting rods are perfect for supercharged and notorious applications.

Balanced: No Pistons Included: Yes Piston Rings and Ring Oversize in: 0.030 in. The rods are x-rated and ultrasonically tested with all surfaces shot preened stress relieved. Speedmaster crankshafts are also nitrite-hardened for superior wear resistance, have straight-shot and chambered oil holes, feature lightening holes in all rod throws. Crankshaft Speedmaster forged standard weight crankshafts are designed for street or race engines with substantially increased horsepower.

Specifically designed for naturally aspirated or moderate notorious applications. Specs Brand: Speedmaster Part Number: PCE290.1155 Type: Engine Rotating Kit Actual CID: 403 Bore in: 4.005 in.

part #: pce2901155 prices

• $2099.00-$2230.00

specifications cranshafengin:

• for models: Ls2
• for makes: Chevy
• brand: Speedmaster
• mpn: Pce290.1155
• manufacturer warranty: 1 Year
• material: Steel

returns cranshafengin:

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

shipping cranshafengin:

• service: Standard
• type: Fixed
• transit: 5-10 Days
• cost: $0.00
• class: Standard

offer cranshafengin:

• availability: In Stock
• quantity: 3
• sold: 0
• options: Ship-to-home
• started: January 7, 2026

payments cranshafengin:

• wallet: Apple-pay
• credit card: Diners-club
• other

seller cranshafengin:

• rating: 99.6%
• # reviews: 1820
• city: Rialto, California

general cranshafengin:

• Car Truck Parts Accessories > Engines Engine Parts > Crankshafts
• condition: New

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