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milling Stealth Heads #551047 12/11/09 12:42 PM 12/11/09 12:42 PM
Joined: Aug 2009 Posts: 2,037 Mooresburg, Tn ' '72CudaRacer OP top fuel
'72CudaRacer OP top fuel ' Joined: Aug 2009 Posts: 2,037 Mooresburg, Tn	Stealth heads are addvertised as having 84cc combustion chambers. How much needs to be removed from the deck surface to get them to 74cc? Or even lower. Has any one on here done this? Thanks, Brian

Re: milling Stealth Heads [Re: '72CudaRacer] #551048 12/11/09 04:32 PM 12/11/09 04:32 PM
Joined: Dec 2008 Posts: 1,200 UK 6 602heavy pro stock
602heavy pro stock 6 Joined: Dec 2008 Posts: 1,200 UK	Just milled a set of indy 75 cc chambers , had to take .070" off the head to get then to 66cc chamber , the 1cc per .006" head milled is a rough guide , i just filled the chamber & made a mark where to cut , might take a couple of passes to get it right.

Re: milling Stealth Heads [Re: '72CudaRacer] #551049 12/11/09 04:35 PM 12/11/09 04:35 PM
Joined: Jan 2003 Posts: 14,610 Not2farfromNashville, TN R Rug_Trucker I Live Here
Rug_Trucker I Live Here R Joined: Jan 2003 Posts: 14,610 Not2farfromNashville, TN	Quote: Stealth heads are addvertised as having 84cc combustion chambers. How much needs to be removed from the deck surface to get them to 74cc? Or even lower. Has any one on here done this? Thanks, Brian Advertised and actual could be different. Go to Tractor supply and get a syringe and Lowes where they cut the plexiglas and glass. I got a free scrap to make my plate out of. "The only thing to do for triumph of evil is for good men to do nothing" "NUNQUAM NON PARATUS!"

Re: milling Stealth Heads [Re: '72CudaRacer] #551050 12/11/09 04:48 PM 12/11/09 04:48 PM
Joined: Feb 2007 Posts: 5,080 organ M maximum entropy master
maximum entropy master M Joined: Feb 2007 Posts: 5,080 organ	we got a set of the cnc stealths, and those chambers were all over the place. iirc i equalized them at about 86 cc, and we shaved the heads .040 to get 75 cc. for what is the good life if not doing things thoughtfully?

Re: milling Stealth Heads [Re: maximum entropy] #551051 12/11/09 05:32 PM 12/11/09 05:32 PM
Joined: Jan 2003 Posts: 1,142 Central New York slippery440 Crybaby440
slippery440 Crybaby440 Joined: Jan 2003 Posts: 1,142 Central New York	I took .070 off the deck and ended up with 72cc. You have to take .093 off the intake side.I would take half off the head and the rest off the intake. If the MODS did their job I would not be hitting the notify MOD button. LOL

Re: milling Stealth Heads [Re: '72CudaRacer] #2262776 03/03/17 06:31 PM 03/03/17 06:31 PM
Joined: Jul 2006 Posts: 4,319 Puyallup, WA S StealthWedge67 master
StealthWedge67 master S Joined: Jul 2006 Posts: 4,319 Puyallup, WA	Stealths are advertised to be at 80cc, not 84. I have no data to suggest that they are consistently near or far from that however. LemonWedge - Street heavy / Strip ready - 11.07 @ 120

Re: milling Stealth Heads [Re: '72CudaRacer] #2262869 03/03/17 09:09 PM 03/03/17 09:09 PM
Joined: Aug 2003 Posts: 43,096 Bend,OR USA C Cab_Burge I Win
Cab_Burge I Win C Joined: Aug 2003 Posts: 43,096 Bend,OR USA	The first generations where 84.0 cc years ago, the newer ones in the last three to five years are close to 80.0 CC Call them for how many .0010 to cut off the decks to get one CC smaller combustion chambers and how much you will need to cut off the intake surfaces for each .010 cut off the heads Last edited by Cab_Burge; 03/03/17 09:10 PM. Mr.Cab Racing and winning with Mopars since 1964. (Old F--t, Huh)

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