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Manley 12300-8 Race Series Stainless Intake Valve 2.020" Head .3133" Stem

Manufacturer

Picture for manufacturer Manley

Part Number

12300-8
14 reviews
Sale Price

$202.55

2 left at this price

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Usually delivered within 2 days

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No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Manley 12300-8 is a high-performance stainless steel intake valve designed for AFR cylinder heads in race applications. This precision-engineered valve features a 2.020-inch head diameter with a .3133-inch (5/16-inch) stem diameter, providing optimal flow characteristics for high-RPM engine builds.

Key Specifications:

  • Valve head diameter: 2.020 inches
  • Stem diameter: .3133 inches (5/16")
  • Race-grade stainless steel construction
  • Designed specifically for AFR Series cylinder heads
  • Intake valve application

Manley's Race Series valves are manufactured from high-quality stainless steel alloys and undergo strict quality control processes to ensure consistent performance under extreme racing conditions. The precise stem diameter and head size are engineered to work seamlessly with AFR cylinder head valve seats and guides, making this an ideal replacement or upgrade valve for street/strip and full-race engine builds.

Great A++

Good.

Wow ... they not only have the best price ... but also ultra fast shipping ... the really have great customer service too .. i like that they have live chat.

Searching for parts and ordering was quick and easy. All parts were in stock.

Easy ordering and checkout

Autoplicity had the lowest price online for the product I needed. I will definitely buy from them again.

Great price

very cheap prices compared to competitors hoping product is as good as price.

Autoplicity has an abundance of name brand parts at unbeatable prices. Customer service was also great to deal with. Receipt and tracking info was provided promptly.

Easy to order

Best price and instant service.<br>What more can you ask for.

Quick easy checkout, best price online!

Good availability

The lowest price on the internet for this part and they shipped it fast!!!! This was definitely a very good experience!<br>I will gladly buy parts from this company again!

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