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intake runner pulse calc. #1127591 12/04/11 07:05 PM 12/04/11 07:05 PM
Joined: May 2011 Posts: 4,489 northern,Ohio,USA C Clanton OP master
Clanton OP master C Joined: May 2011 Posts: 4,489 northern,Ohio,USA	http://www.bgsoflex.com/intakeln.html i thaught this might be a good topic to discuss.my runners are only about 10" and i think mopar heads have a runner to the intake of6.5" or so.what are your thaughts on intakes out there and there lengths? GOTBOOST!New improved with Victor heads. http://www.enginelabs.com/mopar-big-bloc...t-of-necessity/

Re: intake runner pulse calc. [Re: Clanton] #1127592 12/04/11 07:32 PM 12/04/11 07:32 PM
Joined: Jun 2003 Posts: 52,972 Romeo MI MR_P_BODY Master
MR_P_BODY Master Joined: Jun 2003 Posts: 52,972 Romeo MI	I have to do the same thing when figuring the primary tube length on headers... I try to get the best length on intakes when I build my own stuff

Re: intake runner pulse calc. [Re: MR_P_BODY] #1127593 12/04/11 08:34 PM 12/04/11 08:34 PM
Joined: Dec 2007 Posts: 12,587 Great Neck,LI,new york hemi-itis I Live Here
hemi-itis I Live Here Joined: Dec 2007 Posts: 12,587 Great Neck,LI,new york	I would not think that's an issue with boost HEMI-ITIS has no cure. My condition is fully BLOWN!!

Re: intake runner pulse calc. [Re: hemi-itis] #1127594 12/04/11 08:41 PM 12/04/11 08:41 PM
Joined: May 2011 Posts: 4,489 northern,Ohio,USA C Clanton OP master
Clanton OP master C Joined: May 2011 Posts: 4,489 northern,Ohio,USA	Quote: I would not think that's an issue with boost just because there is more pressure does not mean there is no effect.this topic is for n/a also to think about. GOTBOOST!New improved with Victor heads. http://www.enginelabs.com/mopar-big-bloc...t-of-necessity/

Re: intake runner pulse calc. [Re: hemi-itis] #1127595 12/04/11 09:10 PM 12/04/11 09:10 PM
Joined: Jun 2003 Posts: 52,972 Romeo MI MR_P_BODY Master
MR_P_BODY Master Joined: Jun 2003 Posts: 52,972 Romeo MI	Quote: I would not think that's an issue with boost I'm sure in a boost condition it would be minimal if any... same thing on the exhaust side (boosted engines dont need a collector)

Re: intake runner pulse calc. [Re: Clanton] #1127596 12/05/11 01:54 AM 12/05/11 01:54 AM
Joined: Oct 2007 Posts: 4,206 New York polyspheric master
polyspheric master Joined: Oct 2007 Posts: 4,206 New York	A plenum-based manifold (anything other than IR) is far dirtier than the calculator accounts for. Each wave and its return interfere with all 7 other cylinders either reinforcing or cancelling them. Multiple traces of pressure changes occur constantly throughout the manifold and far into the runners. Read Blair. Boffin Emeritus

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