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Manley 11597-8 Big Block Chevy Pontiac Extreme Duty Exhaust Valve 1.900" Head Diameter

Manufacturer

Picture for manufacturer Manley

Part Number

11597-8
8 reviews
Sale Price

$514.08

Estimated ship date Tuesday, November 17

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Product Details

The Manley 11597-8 Extreme Duty exhaust valve set is engineered for high-performance Big Block Chevy and Big Block Pontiac applications.

Key Specifications:

  • 1.900" valve head diameter
  • 0.3415" stem diameter
  • 9° dish top of head design
  • Stock height configuration

Premium Construction:

  • High-grade stainless steel construction for maximum durability
  • Chrome stems for enhanced wear resistance
  • Hardened valve tips for extended service life
  • Swirl polished under head areas for improved airflow
  • Fully machined combustion faces

Manley's Extreme Duty series valves are designed for demanding applications including bracket racing, oval track competition, marine engines, and high-performance street builds. These valves are ideal for engines operating under extreme conditions and are particularly suited for Top Fuel, Funny Car drag racing, and Big Block Chevy marine applications.

I just bought two of the new Aeromotive pumps from autoplicity at the best price found online.. They were shipped out quick and arrived even faster than I thought. Autoplicity.com will be in my favorites when it comes to ordering parts for my 94 Supra from now on!!!

My first experience with Autoplicity has been great. One of the best prices I found for the item. Too, the company is not secretative about itself such as another parts discounter.<br><br>Autoplicity is now "bookmarked" for future purchases!

Great price! Quick shipping. The intake I ordered was $20.00 cheaper than anywhere else I looked. Item was instock and shipped quick. Will order from Autoplicity again!

Great Seller. Fast Shipping and great prices!

Great price and great service highly recommended. Will purchase again

What a great find! These people are very helpful and their prices are better than 4 wheel parts! The only thing I wish was improved was the handling time to be less than 4 days for 1 item, but other than that, I'm happy.

I bought a Motive pressure brake bleeder from Autoplicity. I have been looking around for different prices for quite a while, and their price, even with shipping cost, was the lowest. After ordering, I received a notification of shipment and tracking number. The item arrived well packaged, complete, and intact within a few days. I am looking forward to using it.

Great prices, quick processing, and an overall excellent company

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