MANLEY 11675-8 Valve Exhaust 807298062952 VALVE-LS-1 S/d 1.575

( Brand: Manley ), ( Manufacturer Part Number: 11675-8 ), ( Product Market: Domestic ), ( Head Diameter: 1.575 In ), ( Stem Diameter: 0.3136 In ), ( O/a Length: 4.923 In ), ( Tip Length: 0.175 In ), ( Margin Width: 0.065 In ), ( Seat Width: 0.115 In ), ( Top Of Head: 18 Degree Dish ), ( Underhead Angle: 25.00 Deg ), ( Underhead Radius: 7/16 In ), ( Make Web: Chevrolet ), ( Engine Web: Ls ), ( Cylinder Head: Ls-6 Cylinder Head ), ( Valve Series: Severe Duty Series ), ( Type: Exhaust ), ( Product Type: Engine Exhaust Valve Kit ), ( Engine Detail Web: Ls-2 ), ( Industry: Automotive ), ( Out Of Stock Message: Call For Availability ), ( Title: Manley Valve Exhaust, Valve-ls-1 S/d 1.575 ), ( Prop 65 Yes/no: Yes ), ( Prop 65: C ), ( R Or Cr : Cr ), ( Prop 65 Short Label: Prop 65 Warning Label.jpg ), ( Engine Type: Ice ), ( Category Hierarchy: Valves Stainless Steel Severe Duty ), ( Country Of Origin: China ), ( UPC: 807298062952 )

Review MANLEY Valve Exhaust Valve-ls-1 S/d 1.575 fits 575

Introducing the Manley 11675-8 Valve Exhaust Valve LS-1 S/D 1.575, a high-performance aftermarket valve engineered to deliver superior durability and power enhancement for your LS-powered engine. This valve is designed specifically for exhaust applications and is suitable for use in high-performance racing engines, hot rods, and custom builds.

The Manley 11675-8 Exhaust Valve is constructed from premium materials, including a hardened sodium-filled stainless steel valve body, and a stem made from high-strength titanium. The use of these materials ensures the valve can withstand the extreme temperatures and pressures encountered in high-performance applications, while also providing excellent heat dissipation.

The valve features a unique Self-Cleaning (S/C) design, which utilizes a recessed seat and a specially shaped valve tip. This design helps to minimize the buildup of carbon deposits and other debris, ensuring optimal valve function and longevity. Additionally, the valve includes a dual spring design, providing increased valve control and stability, and reducing the likelihood of valve float during high RPM operation.

The Manley 11675-8 Exhaust Valve is engineered to meet or exceed OEM specifications, ensuring a perfect fit and seamless integration into your engine. The valve is available in a variety of sizes, including this 1.575-inch (39.98 mm) diameter, ensuring you can find the perfect fit for your specific application.

In summary, the Manley 11675-8 Valve Exhaust Valve LS-1 S/D 1.575 is an exceptional aftermarket valve designed to provide excellent durability, power enhancement, and optimal performance for your LS-powered engine. With its premium construction, Self-Cleaning design, and dual spring setup, this valve is an excellent choice for high-performance racing engines, hot rods, and custom builds.

Manley 11675-8 Valve Exhaust Valve-LS-1 S/D 1.575: A Detailed Analysis

The Manley 11675-8 Valve Exhaust Valve-LS-1 S/D 1.575 is a high-performance aftermarket exhaust valve designed specifically for LS1 engines. This valve is known for its superior quality and durability. In this analysis, we will discuss the key features, pros, cons, and a final conclusion to help you make an informed decision about whether this valve is the right choice for your needs.

1. Sodium-filled exhaust valves

2. Enhanced durability and heat resistance

3. Improved flow and performance

4. Suitable for high-performance applications

1. Enhanced thermal efficiency: The sodium-filled exhaust valves help to maintain optimal engine temperature, ensuring better performance and reliability.

2. Reduced emissions: The improved flow and performance of the Manley exhaust valve contribute to reduced exhaust emissions, making it a better choice for environmentally-conscious users.

3. Superior durability: The high-quality materials and construction of the Manley exhaust valve ensure long-lasting performance, even in the most demanding applications.

4. Improved power output: The Manley exhaust valve allows for increased airflow, leading to improved power output and better engine response.

1. Higher cost: Compared to OEM valves, aftermarket performance valves like the Manley 11675-8 can be more expensive, which may be a concern for some users.

2. Installation complexity: Installing aftermarket performance valves can be a more complex process than installing OEM valves, requiring additional tools and expertise.

3. Potential compatibility issues: While the Manley 11675-8 valve is designed to fit LS1 engines, there may be compatibility issues with certain vehicle makes or models, so it's essential to verify compatibility before purchasing.

The Manley 11675-8 Valve Exhaust Valve-LS-1 S/D 1.575 is a high-quality, high-performance aftermarket exhaust valve that delivers significant benefits for LS1 engine users. Its sodium-filled design, improved flow, and superior durability make it an excellent choice for high-performance applications and users seeking enhanced thermal efficiency and reduced emissions. However, its higher cost and potential compatibility issues may be a concern for some users. If you're looking for a top-tier exhaust valve for your LS1 engine and are willing to invest in the higher cost and potential complexity, the Manley 11675-8 Valve Exhaust Valve-LS-1 S/D 1.575 is an excellent recommendation.

In conclusion, the Manley 11675-8 Valve Exhaust Valve-LS-1 S/D 1.575 offers significant performance improvements and enhanced durability for LS1 engine users, making it a worthwhile investment for those seeking to maximize their engine's potential.

Details:

Unleash your street/strip machines true power potential with time-tested components from Manley. Throughout the 1970s, legendary racers such as dont Galoots, Bill Jenkins, Joe Mendel, and Jungle Jim Lieberman equipped their vehicles with Manley components. Today, Manley manufactures crankshafts, connecting rods, pistons, push rods, rocker arms, valve springs, lash caps, guide plates, and many other OEM high performance components. ABOUT THE BRAND: Manley performance products have been tearing up streets and tracks worldwide since 1966.

part #: 116758 prices

• $301.07-$355.20

specifications voomvalve:

• brand: Manley
• mpn: 11675-8
• product market: Domestic
• head diameter: 1.575 In
• stem diameter: 0.3136 In
• o/a length: 4.923 In
• tip length: 0.175 In
• margin width: 0.065 In
• seat width: 0.115 In
• top of head: 18 Degree Dish
• underhead angle: 25.00 Deg
• underhead radius: 7/16 In
• make web: Chevrolet
• engine web: Ls
• cylinder head: Ls-6 Cylinder Head
• valve series: Severe Duty Series
• type: Exhaust
• product type: Engine Exhaust Valve Kit
• engine detail web: Ls-2
• industry: Automotive
• out of stock message: Call For Availability
• title: Manley Valve Exhaust, Valve-ls-1 S/d 1.575
• prop 65 yes/no: Yes
• prop 65: C
• r or cr : Cr
• prop 65 short label: Prop 65 Warning Label.jpg
• engine type: Ice
• category hierarchy: Valves Stainless Steel Severe Duty
• country of origin: China
• upc: 807298062952

payments voomvalve:

• other
• wallet: Paypal
• credit card: Discover

general voomvalve:

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

offer voomvalve:

• availability: In Stock
• sold: 0
• started: May 20, 2025
• options: Ship-to-home
• quantity: 2

returns voomvalve:

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

seller voomvalve:

• city: Defiance, Ohio
• rating: 100.0%
• # reviews: 694

shipping voomvalve:

• type: Fixed
• class: Standard
• transit: 2-7 Days
• carrier: FedEx
• service: FedEx Ground or FedEx Home Delivery
• cost: $0.00

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