Stock Replacement, .500" O.D. Guides

Cast Iron Valve Guides, .3154" X 2.115" X .500"

Sold in sets of EIGHT guides, for 16 guides, order quantity of two.

These are OE replacement guides for 1997-2020 Aluminum Chevy LS series heads.

 Intended to replace the stock factory iron guides normally used in these engines.

 Guides have a spiral finished ID.

 The spiral finish goes around 2/3's the way through; it's purpose is to improve oil retention inside the guide but limit oil pass through.

Use to replace the stock factory guide. It's always wise to verify your applications sizes before placing an order.

This listing is for eight guides, if you need sixteen, order two sets of eight.

     Specifications:

• .500" Outside Diameter
• 2.115" Overall Length
• .3154" Inside Diameter
• Spiral ID: YES
  
• Plain ID: NO
  
• Material- Cast
  
• Quantity included in purchase- EIGHT guides

      Fitment:

• 4.8L 1999-2017, 297 CID
• 5.3L,1999-2016, 325 CID
• 5.7L 1997-2005, 346 CID
• 6.0L 1999-2020, 364 CID
• 6.2L 2008-2019, 376 CID
  

 Also available in a Hardened version under part number C-3053H. Check our other listings for details

 Note: These parts are sold for professional installation where the ID can be either fitted but reaming or honing after installation.

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