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Edelbrock RPM XT? #205432 01/26/09 09:29 PM 01/26/09 09:29 PM
Joined: May 2008 Posts: 5,399 Aurora, Colorado 451Mopar OP master
451Mopar OP master Joined: May 2008 Posts: 5,399 Aurora, Colorado	Does anyone have information on the Edelbrock RPM XT big block head? There is a tab on Edelbrocks web page, but it just says coming soon?

Re: Edelbrock RPM XT? [Re: 451Mopar] #205433 01/26/09 10:52 PM 01/26/09 10:52 PM
Joined: Jan 2003 Posts: 6,531 Jacksonville, FL Chris2581 master
Chris2581 master Joined: Jan 2003 Posts: 6,531 Jacksonville, FL	They are a CNC ported version of the RPM heads.Looks like there will be combustion chamber work done as well. Nautilus Racing- We use Superformance gaskets and Turbo Action converters/products.

Re: Edelbrock RPM XT? [Re: Chris2581] #205434 01/27/09 11:27 AM 01/27/09 11:27 AM
Joined: Oct 2003 Posts: 996 Queens, New York H Harley super stock
Harley super stock H Joined: Oct 2003 Posts: 996 Queens, New York	They are a step up from the stock rpm heads. 225cc intake port size. 100cc exhaust port size. 2.20 intake valve. 1.81 exhaust valve. 80cc combustion chamber. Stock location intake and exhaust ports. They accept stock rockers. They are taking orders but have no release date.

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