ideal com ratio

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Dec 28, 2005 | 06:54 PM

nightrider93

Thread Starter

Registered User

Joined: Jun 2005

Posts: 198

From: The Colony, Tx

ideal com ratio

looking for the ideal compression ratio on a 355 or 383 to run about 150-200 shot. with heads, cam, long tubes, custom true duals, new rear end and tranny.

Jan 2, 2006 | 03:50 PM

396D1SS

Registered User

Joined: Jan 2005

Posts: 609

From: lakeland, fl

Re: ideal com ratio

11:1 with 93 octane and a 150 shot will run fine but go with higer octane if you spray 150 plus

Jan 3, 2006 | 05:33 PM

n2oCamaro

Registered User

Joined: Jun 2002

Posts: 481

From: Clarksville, IN

Re: ideal com ratio

The dynamic compression is more important than the static compression. The cam you choose will have a huge influence on the dynamic compression.
http://cochise.uia.net/pkelley2/DynamicCR.html
You can go here to learn more about it.