SCHOENFELD 135HCM2 Header Crossover Block 602 1-5/8IN 3IN

( Brand: Schoenfeld ), ( Part Type: Header Block ), ( Air Restricted: No ), ( Manufacturer Part Number: 135HCM2 )

Review SCHOENFELD Sbc Header 602 1-5/8in 3in Crossover Pair Small Block Chevy

Introducing the Schoenfeld 1-5/8in x 3in Crossover for Chevy Block Engines, part number 602 and header size 135hcm2. This high-performance crossover pipe is a crucial component in your Chevy engine's exhaust system, designed to optimize power and reduce backpressure.

The Schoenfeld 1-5/8in x 3in Crossover is a direct-fit solution for Chevy block engines, ensuring a seamless installation process. Its robust construction is achieved through the use of premium-quality stainless steel, ensuring resistance to corrosion and durability even under the most demanding driving conditions.

This crossover pipe features a 50-state legal design, adhering to the stringent emissions regulations set forth by various environmental agencies. Its 1-5/8in inlet and 3in outlet dimensions provide optimal flow and pressure equalization between the engine's cylinder banks, leading to improved combustion efficiency and increased horsepower.

The Schoenfeld 1-5/8in x 3in Crossover for Chevy Block Engines is designed with a polished finish, not only enhancing its visual appeal but also reducing the heat absorption properties of the pipe. This results in a more efficient exhaust system that can help maintain optimal engine temperatures and improve overall engine performance.

Installing this crossover pipe is a straightforward process, as it comes pre-welded with factory-matched flanges. The flanges are engineered to perfectly match the OEM header bolts, ensuring a secure and reliable connection. Additionally, the crossover pipe includes gaskets to prevent any exhaust leaks, ensuring optimal performance and efficiency.

In summary, the Schoenfeld 1-5/8in x 3in Crossover for Chevy Block Engines, part number 602, is a high-quality, direct-fit solution for enhancing the power and performance of your Chevy engine's exhaust system. Its robust construction, optimal flow design, and easy installation make it an essential upgrade for any serious Chevy enthusiast.

Pros and Cons of Buying a Schoenfeld 135HCM2 Header 602 1-5/8in 3in Crossover for a Chevy Engine

The Schoenfeld 135HCM2 Header 602 1-5/8in 3in Crossover is a popular aftermarket header option for Chevy engines. This header is known for its high-performance design, but like any automotive part, it comes with its advantages and disadvantages. In this analysis, we will discuss the pros and cons of investing in this header.

1. Enhanced Performance: The Schoenfeld header is designed to improve engine performance by reducing exhaust gas flow restrictions and providing optimal exhaust scavenging.

2. Durability: This header is constructed from high-quality 304 stainless steel, ensuring it can withstand the rigors of racing or high-performance driving.

3. Improved Gas Mileage: By optimizing exhaust flow, this header can potentially improve fuel economy, leading to cost savings over time.

4. Better Throttle Response: A freer-flowing exhaust system like this header can lead to improved throttle response, making your engine feel more responsive during acceleration.

1. Expensive: The Schoenfeld header is a premium aftermarket part, and the cost may be a significant investment for some enthusiasts.

2. Custom Installation: Installing this header may require professional assistance, adding to the installation cost.

3. Potential for Increased Noise: A freer-flowing exhaust system can lead to increased exhaust noise, which may not be desirable for all applications.

4. Potential for Check Engine Light: Installing this header may trigger the check engine light due to the differences in the exhaust system configuration, requiring additional troubleshooting.

The Schoenfeld 135HCM2 Header 602 1-5/8in 3in Crossover is an excellent choice for Chevy engine enthusiasts seeking improved performance, durability, and potential fuel economy gains. However, the high cost, professional installation requirements, increased noise, and potential check engine light concerns may deter some potential buyers. Ultimately, the decision to invest in this header depends on each individual's priorities and budget.

If you are a serious Chevy engine enthusiast seeking significant performance improvements, the Schoenfeld 135HCM2 Header 602 1-5/8in 3in Crossover is a worthwhile investment. However, if you are on a tight budget or prefer a quieter exhaust system, there may be more affordable alternatives to consider. Regardless, it is essential to consult a professional mechanic or exhaust specialist to ensure a proper installation and to address any potential concerns.

part # 135hcm2 prices

• $373.95-$519.86

specifications maniheader:

• for makes: Chevy
• brand: Schoenfeld
• part type: Header Block
• air restricted: No
• manufacturer part number: 135HCM2

seller maniheader:

• # reviews: 30313
• rating: 99.8%

payments maniheader:

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

general maniheader:

• Car Truck Parts Accessories > Exhaust Emission Systems > Manifolds Headers
• condition: New

shipping maniheader:

• type: Fixed
• transit: 4-7 Days
• class: Standard
• service: Standard
• cost: $0.00

offer maniheader:

• started: June 18, 2026
• options: Ship-to-home
• sold: 0
• availability: In Stock
• quantity: 3

returns maniheader:

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

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