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carb stock jets #1304759 09/16/12 01:53 PM 09/16/12 01:53 PM
Joined: Nov 2003 Posts: 440 SW pa G goldenlancer OP mopar
goldenlancer OP mopar G Joined: Nov 2003 Posts: 440 SW pa	what are the stock jet sizes for 750 edlebrock carbs what color should the plugs be with pump gas in a 500 inch motor with an indy 2x4 intake I can't seem to get it close. Bill N/SS

Re: carb stock jets [Re: goldenlancer] #1304760 09/16/12 01:57 PM 09/16/12 01:57 PM
Joined: Aug 2003 Posts: 43,190 Bend,OR USA C Cab_Burge I Win
Cab_Burge I Win C Joined: Aug 2003 Posts: 43,190 Bend,OR USA	Quote: what are the stock jet sizes for 750 edlebrock carbs what color should the plugs be with pump gas in a 500 inch motor with an indy 2x4 intake I can't seem to get it close. Bill The question is which part number Eddy carbs? Mr.Cab Racing and winning with Mopars since 1964. (Old F--t, Huh)

Re: carb stock jets [Re: Cab_Burge] #1304761 09/16/12 02:01 PM 09/16/12 02:01 PM
Joined: Nov 2003 Posts: 440 SW pa G goldenlancer OP mopar
goldenlancer OP mopar G Joined: Nov 2003 Posts: 440 SW pa	1407 N/SS

Re: carb stock jets [Re: goldenlancer] #1304762 09/16/12 02:05 PM 09/16/12 02:05 PM
Joined: Oct 2011 Posts: 559 Idaho L LaRoy Engines mopar
LaRoy Engines mopar L Joined: Oct 2011 Posts: 559 Idaho	On unleaded pump gas the plug porcelain should be white with a grey line about 1/16" wide down where the porcelain cements to the iron body.

Re: carb stock jets [Re: LaRoy Engines] #1304763 09/16/12 02:13 PM 09/16/12 02:13 PM
Joined: Nov 2003 Posts: 440 SW pa G goldenlancer OP mopar
goldenlancer OP mopar G Joined: Nov 2003 Posts: 440 SW pa	with rnc 9y plugs they are a light to dark brown. timing is set at 40* locked in MSD with a 6al 2 box. that's where the motor seems to run the best. im running 100 in the front and 95 in the rear Last edited by goldenlancer; 09/16/12 02:14 PM.

Re: carb stock jets [Re: goldenlancer] #1304764 09/16/12 03:03 PM 09/16/12 03:03 PM
Joined: Mar 2007 Posts: 3,300 Northern Indiana Dunnuck Racing master
Dunnuck Racing master Joined: Mar 2007 Posts: 3,300 Northern Indiana	Metering rods will make a difference too. Stock 1407 setup is .113 front with a .071/.047 metering rod,and a .107 rear jet. Keith www.dunnuckracing.com

Re: carb stock jets [Re: goldenlancer] #1304765 09/16/12 06:17 PM 09/16/12 06:17 PM
Joined: Feb 2006 Posts: 501 CEDAR RAPIDS Plymouth340 mopar
Plymouth340 mopar Joined: Feb 2006 Posts: 501 CEDAR RAPIDS	have you tried less timing?

Re: carb stock jets [Re: Plymouth340] #1304766 09/16/12 07:13 PM 09/16/12 07:13 PM
Joined: Nov 2003 Posts: 440 SW pa G goldenlancer OP mopar
goldenlancer OP mopar G Joined: Nov 2003 Posts: 440 SW pa	tryed less timing and the car slowes down.every 2 degrees it slows 3 tenths. Bill N/SS

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