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Best 5.3L Heads For The Money?

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Old 04-14-2008, 09:22 PM
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Default Best 5.3L Heads For The Money?

I'm looking to replace my warmed over ls1 heads w/a set of 5.3s for a little better compression (and obviously a little more hp), but I am definitely working on a budget (~$1000 at max).

I know that limits my options a bit, but that's just the way it is.

Suggestions for the best heads around that price?
Old 04-14-2008, 09:25 PM
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http://www.texas-speed.com/shop/item...d=132&catid=40

this might be your best bet for 1k
Old 04-14-2008, 09:35 PM
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The ones from texas speed are top notch for the price.
Old 04-15-2008, 09:11 AM
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Thanks for the plugs guys! We've also just finished a few changes to the 5.3L heads which include CNC clearancing for aftermarket rocker arms and improved flow! Same price as before, just a few extra CFM

Let us know if we can help with your combo. We've got all our heads and heads/cam combos on sale currently!
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Old 04-15-2008, 09:50 AM
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I'll "third" the PRC 5.3's. I got mine last November. Excellent craftsmanship. I have no complaints at all. They even milled them for free.

R/

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Old 04-15-2008, 10:34 AM
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i have the prc 2.5 5.3L and they're great
Old 04-15-2008, 11:11 AM
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Checkout the thread I made talking about our brand new 5.3l stage 2.5 cylinder heads. They are completely awesome & priced exactly like our old 2.5 5.3l heads!!!!
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Old 04-15-2008, 12:36 PM
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TSP PRC 5.3's hands down, best bang for the buck.
Old 04-15-2008, 02:19 PM
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2.5 5.3 liter heads and torquerIII cam, great combo
Old 04-15-2008, 08:10 PM
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I would also go for the 5.3 from TSP...cant beat the price.
Old 04-15-2008, 08:14 PM
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definitely cant go wrong with TSP heads for sure!!

but wait till ya see what MTI does with its heads...
Old 04-15-2008, 08:26 PM
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Hey Mat & Jason, few quick questions about your 5.3L

Are the valves recessed at all to added a little extra PTVC?
Can you guys swap the patriot Gold springs out for the extremes good to .660 lift?
Do you port intakes, i.e. would you be able to port match my victor jr to your 5.3L heads?
Old 04-15-2008, 08:47 PM
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Originally Posted by fastlane02

Agreed, PRC are great bang for the buck type of heads
Old 04-15-2008, 08:57 PM
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Originally Posted by Shawn MacAnanny
Hey Mat & Jason, few quick questions about your 5.3L

Are the valves recessed at all to added a little extra PTVC?
Can you guys swap the patriot Gold springs out for the extremes good to .660 lift?
Do you port intakes, i.e. would you be able to port match my victor jr to your 5.3L heads?
i too am curious, and what's the max lift those heads can take out the box
Old 04-16-2008, 11:53 AM
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The heads can ship with the silver .660" springs no problem. The valve clearance can be adjusted for the MS3 just like always

What p/v requirements are you looking at Shawn?
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Old 04-18-2008, 01:03 AM
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How do the TSP heads stack up against say stock or ported LS6 heads? Not just flow, but $$$ too?
Old 04-18-2008, 05:45 AM
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i just got a set of 5.3 2.5 on tuesday and they look real nice. best value for the money in my opinion.
Old 04-18-2008, 12:54 PM
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i's say texas speeds prc's .
Old 04-18-2008, 07:22 PM
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I went with the PRC 5.3's also.
Old 04-19-2008, 10:17 AM
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Texas Speed!!!



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