LSX Podcast #11 – The Best Budget and Aftermarket LS Heads

Published: Fri, 07/20/12

The LSX Podcast- Episode 11!
July 20, 2012


The Best Budget and Aftermarket LS Heads

         RHS's Pro-Action Line of Cylinder Heads

  

News:

1) The new 1Le and ZL1 convertible Camaro's are hitting the market now!

2) We talk cylinder heads - specifically, the best budget and aftermarket options for Gen III and Gen IV LS heads.

In this section we started with a recap of the difference between Gen III and IV engines, and discussed GM's cathedral port heads and then subsequent use of rectangle port heads. We also talked about the difference between the earlier car heads and trucks heads, and also compared the bore sizes of the engines.

Lastly we hit the folliwing:
-Best stock cathedral port gen III head to use stock? (LS2's and LS6's aka the 243's)
-Best stock rectangle port heads? (LS7)
-Best stock ported cathedral port? (many - TEA, TSP....)
-Best stock ported rectangle port? )many... WCCH, TEA, TSP, GM CNC)
-Best aftermarket heads cathedral port? (AFR, TFS, Mast formerly ETP)
-Best aftermarket heads rectangle port? (Mast? RHS?)

Here is a good link to all the stock heads with flow numbers as well:  http://houstonperformancetrucks.com/showthread.php?12544-GM-Head-Casting-Info-with-flow-numbers

 
-Robert Kibbe
 
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