MANLEY 11581-8 Severe Engine Exhaust Valve Kit Head 807298050614 1.900

( Brand: Manley ), ( Manufacturer Part Number: 11581-8 ), ( Type: Exhaust Valve ), ( Ipn: Man 11581-8 ), ( Manufacturer Warranty: Manufacturer Warranty ), ( UPC: 807298050614 ), ( Performance Part: Yes )

Review MANLEY Severe Duty Series Engine Exhaust Valve Kit 1.900 Inch Head Dia fits 900

The Manley 11581-8 Severe Duty Engine Exhaust Valve Kit is a high-performance solution designed for heavy-duty applications where durability and reliability are paramount. This exhaust valve kit is specifically engineered for engines with a 1.900 head size and is an excellent choice for high-performance applications, racing engines, or industrial machinery.

Each valve in this kit is meticulously crafted from premium materials, including a durable and heat-resistant stem made from stainless steel. The valve head is made from Manley's proprietary 356 aluminum alloy, which ensures excellent heat dissipation and strength under extreme conditions. The valve seats are precision-machined to ensure a perfect seal, minimizing exhaust leakage and maximizing engine efficiency.

The valves in this kit are also available in various configurations, including solid and titanium options, to cater to different performance requirements. The solid valves offer excellent durability and are suitable for high-horsepower applications, while the titanium valves provide reduced weight and increased flow for maximum performance.

This exhaust valve kit comes complete with all necessary hardware, including springs, retainers, and locks, to ensure a hassle-free installation process. Each component is inspected and tested to ensure the highest quality and performance standards.

The Manley 11581-8 Severe Duty Engine Exhaust Valve Kit is backed by Manley's industry-leading warranty, providing peace of mind and protection against manufacturing defects. With its unmatched durability, reliability, and performance, this exhaust valve kit is the perfect choice for demanding applications where only the best will do.

The Manley 11581-8 Severe Duty Engine Exhaust Valve Kit for 1.900 inch heads is designed to provide improved performance, durability, and reliability for high-performance applications. Here are some pros and cons of purchasing this valve kit:

1. Enhanced Performance: Manley valves are known for their superior flow characteristics, which can lead to improved engine performance.

2. Durability: These valves are specifically designed for high-performance applications and are built to withstand the rigors of racing or heavy-duty use.

3. Precision: Manley valves are manufactured to tight tolerances, ensuring that they fit and function correctly.

4. Improved Thermal Efficiency: The valves are designed to reduce heat transfer between the cylinder head and the exhaust gases, improving thermal efficiency.

5. High-Quality Materials: Manley uses high-quality materials, such as stainless steel and titanium, to ensure the longevity of the valves.

1. Cost: Manley valves are more expensive than stock OEM valves, making them a more significant investment.

2. Installation: Installing aftermarket valves can be a complex process, requiring specialized tools and knowledge.

3. Customization: Depending on the specific engine and application, customization may be required to ensure proper fitment and function.

4. Potential Compatibility Issues: Make sure to verify that the valves are compatible with your specific engine application before purchasing.

In conclusion, the Manley 11581-8 Severe Duty Engine Exhaust Valve Kit offers significant benefits for high-performance applications, including improved performance, durability, and precision. However, the higher cost and potential for installation complexity may be a deterrent for some buyers. Ultimately, if you're looking for high-performance exhaust valves that can withstand the rigors of racing or heavy-duty use, the Manley valve kit is a worthwhile investment.

Details:

This kit includes a set of durable and reliable exhaust valves with head diameter 1.900 inches, providing perfect fit for your vehicle. Exhaust Valve - Severe Duty 1.900 in Head 11/32 Stem 6.380 Long Stainless Big Block Chevy Set of 8. The Manley 11581-8 Severe Duty Series Engine Exhaust Valve Kit is a high-quality performance part designed specifically for engines.

part #: 115818 prices

• $315.59-$330.30

specifications voomvalve:

• for models: 900
• brand: Manley
• mpn: 11581-8
• type: Exhaust Valve
• ipn: Man 11581-8
• manufacturer warranty: Manufacturer Warranty
• upc: 807298050614
• performance part: Yes

offer voomvalve:

• sold: 0
• options: Ship-to-home
• best offers: True
• started: July 19, 2025
• availability: In Stock
• quantity: 1

returns voomvalve:

• policy: No Returns

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shipping voomvalve:

• type: Calculated
• carrier: USPS
• transit: 4-10 Days
• cost: $0.00
• class: Expedited
• service: USPS Priority Mail

general voomvalve:

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

seller voomvalve:

• rating: 100.0%
• # reviews: 2698
• city: Hilliard, Florida

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