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347's with low CR

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Old 12-16-2006, 05:34 PM
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96_LAstang
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Default 347's with low CR

Anyone know of a good shortblock 347 with a low CR
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Old 12-16-2006, 05:48 PM
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Default RE: 347's with low CR

build ur own it would be cheaper
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Old 12-16-2006, 05:55 PM
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Default RE: 347's with low CR

i dont know that much on how to keep my compression ratio low, im planning on Supercharging it
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Old 12-16-2006, 06:25 PM
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Default RE: 347's with low CR

Order a Scat rotating assembly from me and have a local machine shop build it.

Do you know what heads you'll be using? You need to know the combustion chamber size of the heads to figure compression. But I can get you a dished forged piston to lower compression, forged rods with ARP bolts and a cast steel crankshaft kit for a very good price.
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Old 12-16-2006, 06:28 PM
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Default RE: 347's with low CR

I was thinking AFR 185's


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Order a Scat rotating assembly from me and have a local machine shop build it.

Do you know what heads you'll be using? You need to know the combustion chamber size of the heads to figure compression. But I can get you a dished forged piston to lower compression, forged rods with ARP bolts and a cast steel crankshaft kit for a very good price.
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Old 12-16-2006, 06:30 PM
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Default RE: 347's with low CR

yea, but which... they offer a 58cc and a 64cc head
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Old 12-16-2006, 06:34 PM
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Default RE: 347's with low CR

yea more than likely the 64cc head would be better
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Old 12-16-2006, 06:36 PM
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Default RE: 347's with low CR

affirmative.... the 64cc will allow for an easier lowering of compression.
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Old 12-16-2006, 06:45 PM
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Default RE: 347's with low CR

The AFR 185 is offered in a 58cc and a 61cc. You'll find plenty of people telling you to buy the 58cc because of the difference in chamber design. Even the boosted guys run the 58cc version and just buy a deeper dished piston or adjust head gasket thickness to compensate.
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Old 12-16-2006, 06:45 PM
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Default RE: 347's with low CR

Dart Short block and you're good for pretty much anything you want to do.
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