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High compression pistons for stock stroke 440???? #522246
11/09/09 11:27 PM
11/09/09 11:27 PM
Joined: Aug 2009
Posts: 2,039
Mooresburg, Tn
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'72CudaRacer Offline OP
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'72CudaRacer  Offline OP
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Joined: Aug 2009
Posts: 2,039
Mooresburg, Tn
I'm preparing to build a new bracket motor and trying to find high compression pistons for a standard stroke, .030 over bore, stock block, iron heads w/ lite port work and large valves and MP .590 solid lift cam. Anyone know who offers a piston in the 12.5-13.0 range with 452 cast iron heads? I can find this with stroker kits and/or closed chamber heads. It seems the norm now days is flat tops and spray? Call me old school (I am), but doesn't anyone still do it the old fashioned way? Thanks for any help guys.

Brian Dunnigan

Re: High compression pistons for stock stroke 440???? [Re: '72CudaRacer] #522247
11/10/09 08:44 AM
11/10/09 08:44 AM
Joined: Jan 2003
Posts: 13,357
Marion, South Carolina [><]
an8sec70cuda Offline
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an8sec70cuda  Offline
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Joined: Jan 2003
Posts: 13,357
Marion, South Carolina [><]
My old 446" wedge has a set of Ross domes in it. It originally had a set of shaved and ported 915 heads on it, now has Indy SRs on it w/ around 14.5:1 compression. CHIP


CHIP
'70 hemicuda, 575" Hemi, 727, Dana 60
'69 road runner, 440-6, 18 spline 4 speed, Dana 60
'71 Demon, 340, low gear 904, 8.75
'73 Chrysler New Yorker, 440, 727, 8.75
'90 Chevy 454SS Silverado, 476" BBC, TH400, 14 bolt
'06 GMC 2500HD LBZ Duramax
Re: High compression pistons for stock stroke 440???? [Re: an8sec70cuda] #522248
11/10/09 03:08 PM
11/10/09 03:08 PM
Joined: Aug 2009
Posts: 2,039
Mooresburg, Tn
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'72CudaRacer Offline OP
top fuel
'72CudaRacer  Offline OP
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Joined: Aug 2009
Posts: 2,039
Mooresburg, Tn
Do either of you know what P/N for Ross pistons? Thanks, Brian

Re: High compression pistons for stock stroke 440???? [Re: '72CudaRacer] #522249
11/10/09 03:27 PM
11/10/09 03:27 PM
Joined: Jan 2003
Posts: 13,357
Marion, South Carolina [><]
an8sec70cuda Offline
I Live Here
an8sec70cuda  Offline
I Live Here

Joined: Jan 2003
Posts: 13,357
Marion, South Carolina [><]
http://www.rosspistons.com/products/index.php#cid=7&acc_id=0&type_id=2&vehicle_id=40

Stock stroke, .030" over, .990" pin...part number 99501
CHIP


CHIP
'70 hemicuda, 575" Hemi, 727, Dana 60
'69 road runner, 440-6, 18 spline 4 speed, Dana 60
'71 Demon, 340, low gear 904, 8.75
'73 Chrysler New Yorker, 440, 727, 8.75
'90 Chevy 454SS Silverado, 476" BBC, TH400, 14 bolt
'06 GMC 2500HD LBZ Duramax
Re: High compression pistons for stock stroke 440???? [Re: '72CudaRacer] #522250
11/11/09 09:49 AM
11/11/09 09:49 AM
Joined: Jan 2003
Posts: 74,974
U.S.S.A.
JohnRR Offline
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JohnRR  Offline
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Joined: Jan 2003
Posts: 74,974
U.S.S.A.
Are you going to running Nitrous ?? some have had some issues with Ross pistons and spray ...

Re: High compression pistons for stock stroke 440???? [Re: JohnRR] #522251
11/11/09 10:27 AM
11/11/09 10:27 AM
Joined: Aug 2009
Posts: 2,039
Mooresburg, Tn
'
'72CudaRacer Offline OP
top fuel
'72CudaRacer  Offline OP
top fuel
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Joined: Aug 2009
Posts: 2,039
Mooresburg, Tn
Not a chance! Not only am I "old school", I am old AND hard headed!!!
With this car having only SS leaf springs, torsion bars and 11.5" sticky mickeys, I need to stay a bit on the conservative side. We run mostly 1/8 mile tracks, 6.80s @ 99-100 mph and the car is usally deadly consistant. I'm concerned that if I add much HP/torque, I'll just out run the suspension. Like most other racers, I would love to go faster , just not in this car.
Thanks,
Brian Dunnigan







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