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Out the box jetting. #759520 07/27/10 03:40 PM 07/27/10 03:40 PM
Joined: Dec 2008 Posts: 1,200 UK 6 602heavy OP pro stock
602heavy OP pro stock 6 Joined: Dec 2008 Posts: 1,200 UK	Just following on from another post...........how many of you guys are jetting you're motors wayyy out of whack from what holley supply out the box? Example...i had to drop 8 jet sizes on a domie 1050 back & front to get this motor to run clean (plug chop), this is a 605 cubic inch , maybe there's a pattern to all of this.........

Re: Out the box jetting. [Re: 602heavy] #759521 07/27/10 03:48 PM 07/27/10 03:48 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: Just following on from another post...........how many of you guys are jetting you're motors wayyy out of whack from what holley supply out the box? Example...i had to drop 8 jet sizes on a domie 1050 back & front to get this motor to run clean (plug chop), this is a 605 cubic inch , maybe there's a pattern to all of this......... I was up 6 jet sizes both F/R ... that was best MPH and ran nice and clean... 1050 dom that was on gas

Re: Out the box jetting. [Re: MR_P_BODY] #759522 07/27/10 03:50 PM 07/27/10 03:50 PM
Joined: Dec 2008 Posts: 1,200 UK 6 602heavy OP pro stock
602heavy OP pro stock 6 Joined: Dec 2008 Posts: 1,200 UK	Cubic inch Mr P?

Re: Out the box jetting. [Re: 602heavy] #759523 07/27/10 04:12 PM 07/27/10 04:12 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: Cubic inch Mr P? 405ci... turning 8200 with a scoop

Re: Out the box jetting. [Re: 602heavy] #759524 07/27/10 04:31 PM 07/27/10 04:31 PM
Joined: Jan 2003 Posts: 2,925 A shed in England Tig master
Tig master Joined: Jan 2003 Posts: 2,925 A shed in England	99's front 99's rear, still looks a little lean. seems to like as much fuel as I can give it! O2 sensor will tell me better next time out. '74 Challenger..9.46 @ 145.9 1/4, 6.001 @ 118 1/8 so far. 4023lb !!! # N/A, Marsh performance 655ci, Indy Maxx, T/R, Indy 600-13 X's, Street legal, pump gas, full interior, Cal-Tracs, mufflers, 3:73's and real 10.5 radials. 9.51 @ 142.4 1/4, 6.003 @ 114 1/8 with our old mule KB, 572-13, 580 wedge. RHD '68 Barracuda Fastback 323ci street/strip. Best ET 13.88 @ 99.03

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