***LMR LS3 heads (Pictures and flow numbers inside!)***

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Old 05-16-2013, 04:55 PM
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Default ***LMR LS3 heads (Pictures and flow numbers inside!)***

So we have got a lot of response on these heads so far and are ready to start making some power!






Flow Numbers with stock size valves on 4.030" bore

Lift Intake exhaust w/o pipe
.300 215 145
.400 280 181
.500 322 215
.600 347 235
.650 360 245
.700 368 252


These arent your average fluffed up unicorn internet flow bench numbers. These are real world numbers.

Introductory pricing is 1899.99.
You send us your heads, We CNC/VJ/mill if needed/assemble with new .660 lift dual valve springs. Can do new stainless valves for an extra cost.

Give us a call at the shop to get yours 713-466-9900
or shoot me an email at support@latemodelracecraft.com
Old 05-16-2013, 09:34 PM
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Wormy,

What's your thought on the deck for these heads and boost? I had a set of Greg Good ported LS3's(no flow numbers) that made really good power. More power on my 402 than bigger motors with bigger blowers at similar boost. Itching to get back in the game and after some thought, can't justify the cost of an LS7 vette for a basic 800-900hp setup.
Old 05-17-2013, 12:30 AM
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Would like to see what happens with either the valve turned down a touch or a bigger bore used. Would not be surprised to see 20+ increase
Old 05-17-2013, 07:54 AM
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Originally Posted by winters97gt
Wormy,

What's your thought on the deck for these heads and boost? I had a set of Greg Good ported LS3's(no flow numbers) that made really good power. More power on my 402 than bigger motors with bigger blowers at similar boost. Itching to get back in the game and after some thought, can't justify the cost of an LS7 vette for a basic 800-900hp setup.
You cant beat an aftermarket deck for boosted applications. But we do have a port program for ls7's that we are testing on a 440 D1sc car here in the next few weeks. should be around 800+



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