I may have found a motor! Do you all think this is a good deal?
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1984 CV tudor 351W, 4bbl, 5-speed best time in the 1/8 8.39 at 80 with 1.80 60ft time.
2006 P71, 1988 Bronco II, 1986 Baby LTD(5.0 & T5 swap in progress), 1976 16' Hobie Cat, 12' AquaFinn
http://www.cardomain.com/ride/2651997 UPDATED 20100826
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a low compression pig
1986 lincoln towncar signature series. 5.0 HO with thumper performance ported e7 heads, 1.7 roller rockers, warm air intake, 65mm throttle body, 1/2" intake spacer, ported intakes, 3.73 rear with trac lock, 98-02 front brake conversion, 92-97 rear disc conversion, 1" rear swaybar, 1 3/16" front swaybar, 16" wheels and tires, loud ass stereo system, badass cb, best time to date 15.94 at 87 mph. lots of mods in the works 221.8 rwhp 278 rwt
2006 Lincoln Town Car Signature. Stock for now
1989 Ford F-250 4x4 much much more to come, sefi converted so far.
1986 Toyota pickup with LSC wheels and 225/60/16 tires.
2008 Hyundai Elantra future Revcon toad
1987 TriBurner and 1986 Alaska stokers keeping me warm. (and some pesky oil heat)
please be patient, rebuilding an empire!
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Thats what I was thinking, just from the fact that its a '77. 390 hp is a pipe dream, me thinks.**2012 Ford Mustang Boss 302: 5.0/ 6 spd/ 3.73s, 20K Cruiser
**2006 MGM,"Ultimate": 4.6/ 2.73/ Dark Tint, Magnaflows, 19s, 115K Daily Driver
**2012 Harley Davidson Wide Glide (FXDWG):103/ Cobra Speedsters/ Cosmetics, 9K Poseur HD Rider
**1976 Ford F-150 4WD: 360, 4 spd, 3.50s, factory A/C, 4" lift, Bilsteins, US Indy Mags, 35s Truck Duties
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The '79 351, at least, was rated at 8.3:1 compression and 140hp with a two-barrel 2150, tiny cam, and 2" single exhaust. The four-barrel and bigger cam would be a big help on this one ... it actually Desktop Dynoes at over 200hp (and a disappointing 330 lb-ft) if one assumes 8.3 compression and flow characteristics similar to E7 heads, which is probably being a bit optimistic.
By way of comparison, Greg's/my 351 may make as much as 400 lb-ft at low RPM.Last edited by 1987cp; 09-29-2008, 11:06 AM.2012 Mazda5 Touring | Finally working on the LTD again!
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Ok scratch that motor. I'm getting tired of finding bum motors I need to find a good one.1984 CV tudor 351W, 4bbl, 5-speed best time in the 1/8 8.39 at 80 with 1.80 60ft time.
2006 P71, 1988 Bronco II, 1986 Baby LTD(5.0 & T5 swap in progress), 1976 16' Hobie Cat, 12' AquaFinn
http://www.cardomain.com/ride/2651997 UPDATED 20100826
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The fella says its 10:1 compression.1984 CV tudor 351W, 4bbl, 5-speed best time in the 1/8 8.39 at 80 with 1.80 60ft time.
2006 P71, 1988 Bronco II, 1986 Baby LTD(5.0 & T5 swap in progress), 1976 16' Hobie Cat, 12' AquaFinn
http://www.cardomain.com/ride/2651997 UPDATED 20100826
sigpic
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Ask him how he knows.
Are the pistons flat top? If not, what is the dish or dome? Wat size are the combustion chambers on the heads? You can figure out static compression ratio fairly easily...**2012 Ford Mustang Boss 302: 5.0/ 6 spd/ 3.73s, 20K Cruiser
**2006 MGM,"Ultimate": 4.6/ 2.73/ Dark Tint, Magnaflows, 19s, 115K Daily Driver
**2012 Harley Davidson Wide Glide (FXDWG):103/ Cobra Speedsters/ Cosmetics, 9K Poseur HD Rider
**1976 Ford F-150 4WD: 360, 4 spd, 3.50s, factory A/C, 4" lift, Bilsteins, US Indy Mags, 35s Truck Duties
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Check the pics, those are stock-ish dished pistons. And dunno about D7 heads, but D8 chambers are canyons.
Also, even assuming 11:1 compression, E7 flow rates, and completely unrestricted exhaust, it still Desktop Dynoes at barely 300hp, not the 390 he claims.Last edited by 1987cp; 09-30-2008, 03:50 PM.2012 Mazda5 Touring | Finally working on the LTD again!
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He told me that thats what the machine shop who built it said. Doesn't matter anymore anyway the price has gone up more than I was willing to pay and the reserve isn't even hit yet.
The search continues.1984 CV tudor 351W, 4bbl, 5-speed best time in the 1/8 8.39 at 80 with 1.80 60ft time.
2006 P71, 1988 Bronco II, 1986 Baby LTD(5.0 & T5 swap in progress), 1976 16' Hobie Cat, 12' AquaFinn
http://www.cardomain.com/ride/2651997 UPDATED 20100826
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x10
Still might be interesting to interrogate the guy on what's been done in terms of porting and milling of the cylinder heads ... since that's the only way it could do what he claims.2012 Mazda5 Touring | Finally working on the LTD again!
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Working with half my brain tied behind my back just to make it fair
- Sep 2011
- 7373
- Big Rapids, MI
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Regardless of what you do to those heads, I would think it'd be darn near impossible to even approach 10:1 with those dished pistons. I'm thinking of taking one of those pistons and building a guest room in the dish...
2001 Ford Crown Victoria P71 - "The Fire Engine"
1985 Lincoln Town Car Signature Series
But God demonstrates his own love for us in this: While we were still sinners, Christ died for us. Romans 5:8
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Originally posted by Pesty351 View PostHe told me that thats what the machine shop who built it said. Doesn't matter anymore anyway the price has gone up more than I was willing to pay and the reserve isn't even hit yet.
The search continues.For discussions on performance modifications to the 5.0/5.8 engine. Includes engine swaps and whatever else you can think of.
Problem Solved.Last edited by Guest; 10-02-2008, 03:58 AM.
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