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Manley 11773-8 Extreme Duty Exhaust Valves Big Block Chevy 1.940"

Manufacturer

Picture for manufacturer Manley

Part Number

11773-8
6 reviews
Sale Price

$514.08

3 left at this price

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Usually delivered within 2 days

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Product Details

The Manley 11773-8 Extreme Duty Exhaust Valves are engineered for serious Big Block Chevy performance applications where extreme force and heat resistance are critical.

Key Specifications:

  • Head diameter: 1.940 inches
  • Stem diameter: 11/32 inch (0.3415 inch)
  • Overall length: 5.422 inches (stock height)
  • Underhead angle: 15° x 1/2 inch radius
  • Dish top of head: 9°

Premium Construction Features:

  • XH-432 XtremeAlloy stainless steel for maximum strength and heat resistance
  • Chrome stems for exceptional wear resistance
  • Hardened valve tips for extended durability
  • Swirl polished underhead areas for improved airflow
  • Fully machined combustion faces for enhanced combustion efficiency

Manley Performance's Extreme Duty series valves are designed for bracket racing, oval track, marine, and high-performance street engines where reliability and performance cannot be compromised. These valves deliver the quality and precision that have made Manley the leading manufacturer of performance and racing valves worldwide.

Great service, prices, and timeliness! I will continue to shop at autoplicity!

This place was great. Great service they really helped mr out and were fast and extremely helpful.

Excellent price and great customer service. Would do business with them again.

My Superchips Cortex arrived within a few days of order and by far was the best price arround. Product arrived in perfect condition and worked as described. Great deal. Order #10984

Fast shipping and email answered fast. I'll shop again. Tahnks

A+++++<br>Order was placed on a sunday.<br>It was sitting on my doorstep wednesday morning! <br>Would recommend to anyone.<br>Great Prices!

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