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340 jetting question #476080
09/21/09 09:03 PM
09/21/09 09:03 PM
Joined: Oct 2007
Posts: 485
Raleigh, NC
J
j.mcconnell Offline OP
mopar
j.mcconnell  Offline OP
mopar
J

Joined: Oct 2007
Posts: 485
Raleigh, NC
Just scored a 750dp off ebag with a proform main body for a decent deal. Guy is offereing to change the jets before he ships so can someone give me a ball park.

340
10-10.5:1
ootb eddys
rpm air gap
cam is
Operating Range: 2300-6500 RPM
Duration Advertised: 284° Intake / 296° Exhaust
Duration @ .050'' Lift: 240° Intake / 246° Exhaust
Valve Lift w/1.5 Rockers .507'' Intake /.510''Exhaust
Lobe Separation Angle: 110°

I am in NC and he says it has 72s in the front 84s rear

Last edited by j.mcconnell; 09/21/09 09:06 PM.
Re: 340 jetting question [Re: j.mcconnell] #476081
09/21/09 09:19 PM
09/21/09 09:19 PM
Joined: Apr 2005
Posts: 12,271
Overpriced Housing Central
RobX4406 Offline
I Live Here
RobX4406  Offline
I Live Here

Joined: Apr 2005
Posts: 12,271
Overpriced Housing Central
IIRC, that's where proform recommends as a starting point

Re: 340 jetting question [Re: RobX4406] #476082
09/22/09 05:53 AM
09/22/09 05:53 AM
Joined: May 2004
Posts: 12,387
Taxes & Virus's R-US, NY
Dragula Offline
I Live Here
Dragula  Offline
I Live Here

Joined: May 2004
Posts: 12,387
Taxes & Virus's R-US, NY
I have a Proform main body carb from Quick Fuel, and jetting is 73/84 if I remember correctly.

5498140-CarbSpecs.doc (78 downloads)

'70 Cuda,...605 EFI Hemi Street Car (6.20 best pass, 1.33 60ft)
https://www.youtube.com/watch?v=WYw6RA-k5Bk (6.25 at 108.75mph from inside car)
https://www.youtube.com/watch?v=3zQEb9uxFng (6.25 at 108mph from outside car)
https://www.youtube.com/watch?v=JCvfzsC4NgM (9.9)

'66 Barracuda AWB Stretched nose Blown 440 Car in build stage

'71 Duster Drag Car 400 Low Deck 512 best 6.002 at 115.44mph
https://www.youtube.com/watch?v=Znuo3jMUXTk






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