1. Performance Racing Parts Offers
  2. sku: 14705757599755611
  3. MANLEY 11397-8

MANLEY 11397-8 Severe Exhaust Valves 807298018157

11397-8 Manley Severe Duty Exhaust Valves

( Brand: Manley ), ( Manufacturer Part Number: 11397-8 ), ( Part Type: Valve Exhaust ), ( UPC: 807298018157 )

Review MANLEY Severe Duty Exhaust Valves

Manley 11397-8 Severe Duty Exhaust Valves - Engine Performance Enhancement

The Manley 11397-8 Severe Duty Exhaust Valves are a testament to Manley's commitment to delivering high-performance solutions for the most demanding applications. These valves are engineered with precision and crafted with unwavering attention to detail, making them an ideal choice for racing, high-performance, and heavy-duty vehicles.

Each valve is meticulously crafted from top-quality materials, featuring a 4340 steel stem and a 316 stainless steel head. This ensures superior strength, durability, and resistance to corrosion, even under extreme conditions. The valves are designed to withstand high temperatures and pressures, making them ideal for high-RPM applications where traditional valves might fail.

The Manley 11397-8 Severe Duty Exhaust Valves are also characterized by their unique design. The valves feature a large 3.00-inch diameter, which provides increased flow capacity, reducing back-pressure and improving engine efficiency. The valves are also equipped with a dual valve spring system, which ensures consistent valve control and reduces the risk of valve float at high RPMs.

The Manley 11397-8 Severe Duty Exhaust Valves are precision-machined to ensure perfect fitment and function. Each valve undergoes rigorous testing to ensure it meets Manley's stringent quality standards, providing you with unmatched performance and reliability.

In conclusion, the Manley 11397-8 Severe Duty Exhaust Valves are a premium choice for any high-performance or racing engine. Their superior strength, durability, and flow capacity make them an excellent investment for those seeking to extract maximum performance from their engines. Upgrade your engine today with Manley's Severe Duty Exhaust Valves and experience the difference in power and reliability.

Analysis of Manley 11397-8 Severe Exhaust Valves: Pros, Cons, and Recommendation

Pros:

1. High-Quality Material: Manley valves are made from high-quality steel, known for its durability and resistance to heat. This ensures longevity and performance even under extreme conditions.

2. Enhanced Performance: These severe exhaust valves are designed to provide improved flow and reduced restriction, which can lead to increased horsepower and torque.

3. Race-Proven: Manley valves have a reputation in the racing industry for their reliability and performance. They are often chosen by professional racers for their high-performance needs.

4. Customizable: Manley offers a wide range of sizes, allowing users to select the most suitable valve for their specific engine and performance goals.

Cons:

1. High Cost: Manley valves are typically more expensive than OEM (Original Equipment Manufacturer) valves due to their high-quality materials and design.

2. Requires Professional Installation: Installing these valves may require professional expertise, which could incur additional costs.

3. Overkill for Street Use: For casual drivers, the performance benefits of these valves may not be noticeable or necessary, making them an unnecessary expense.

Conclusion:

The Manley 11397-8 Severe Exhaust Valves are an excellent choice for race car enthusiasts and those seeking high-performance gains. Their durability, improved flow, and race-proven reputation make them a worthy investment for those who demand the best from their engine. However, for casual drivers or those on a tight budget, the high cost and potential overkill may not justify the purchase. It's essential to weigh the pros and cons based on your specific needs and budget before making a decision.

Recommendation:

If you're a racing enthusiast looking to improve your engine's performance, the Manley 11397-8 Severe Exhaust Valves are a solid choice. However, if you're a casual driver, it might be more cost-effective to stick with OEM valves or consider other performance upgrades that better align with your driving habits. Always consult a professional mechanic for advice tailored to your specific vehicle and driving needs.

Details:

American Express. Installation Note: These 5/16'' .311'' stem valves are ONLY available with Bead Lock keeper grooves.

part #: 113978 prices

  • $199.95-$225.00

specifications accperformanc:

  • brand: Manley
  • mpn: 11397-8
  • part type: Valve Exhaust
  • upc: 807298018157

offer accperformanc:

  • options: Ship-to-home
  • quantity: 2
  • sold: 0
  • availability: In Stock
  • started: April 12, 2025

payments accperformanc:

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

shipping accperformanc:

  • type: Fixed
  • transit: 9-14 Days
  • cost: $0.00
  • class: Standard
  • service: Standard

seller accperformanc:

  • rating: 97.5%
  • # reviews: 593313
  • city: , Ohio

returns accperformanc:

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

general accperformanc:

  • condition: New
  • Parts Accessories > Permance Racing Parts > Accessories
part type: valve exhaust,
category: auto parts > racing parts > accessories, sku: 14705757599755611,
Manley 11397-8 Is Similar To:
accperformanc logo
5 offers $199.95–$225.00 USD
  • New. Offer #1 priced at $225.00 + $15.00 shipping estimate = $240.00* total. +$15.00 shipping
  • New other (see details). Offer #2 priced at $199.95 + $0.00 shipping estimate = $199.95* total. FREE SHIPPING
  • New other (see details). Offer #3 priced at $199.95 + $0.00 shipping estimate = $199.95* total. FREE SHIPPING
  • New. Offer #4 priced at $260.00 + $10.00 shipping estimate = $270.00* total. +$10.00 shipping
  • New. Offer #5 priced at $301.07 + $0.00 shipping estimate = $301.07* total. FREE SHIPPING

Copyright © accperformanc.com