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#1
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Those sure do look good. I looked at the Chevelle ,El Camino ,55 Bel Air and Trans Am for about 5 minutes and then had to do some work on the house but hopefully I get to do something fun with the cars tomorrow.
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John |
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#2
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They are an old set of heads off a D/SA 72' Corvette. (LS5) I am part # restricted by the rules for the Pure Stock Muscle Car Drags. (72' LS5 calls for part # 3999241 cylinder heads)) They are milled to 100cc, from 113cc factory. Multi angle valve job, tulip cut stems on the stainless valves - lighter + more flow, all of the valve springs are set to the same installed height. Doing all we can with stock parts to get this pig to run hard. They have been coated with Glyptol before I got them too, helps the oil return back to the pan. I'll give them a coat of Chevy Orange tomorrow.
NHRA factors the 71' & 72' LS5s @ 390 flywheel HP. I'd like to stick it on an engine dyno to break it in, tune it, and get some real #'s. But, not in the budget right now. I'll settle for chassis dyno #'s when I get it running. If it's between 365-390 @ the crank, it should make around 245-265 RW on a dynojet. TQ will be about 320-345 RW.
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1972 SS 454 Chevelle LS5/M21/12 bolt 3.73 posi 1969 Malibu COPO L72/M20/12 bolt 3.31 posi 1968 Malibu LQ9/4L80E/12 bolt 3.73 posi |
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#3
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putting myself on a mission. this weekend put all my tools away and clean it up nice. get in the chevelle with some boxes and some creates and take everything out of and on the chevelle. once i do that the goal is to get the shifter on correctly so i can get it in N, and put in the z-bar, put in the drive shaftand get the dash harness labeled and cleaned and tested all by march 1st lets see if i can do it
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2005 dodge magnum daily driver 1988 mazda rx7 LS6 swap 1969 SS work in progress |
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#4
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Looking good. Heads look very nice. Looks like a small block steering shaft. You can rebuilt the top half of the shaft if it has not been taken apart for 40 years. I took mine apart and replaced all the old grease that was in it. After 40 years it wasn't grease any more. Here's what mine looked like once I finished it.
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Ray 1970 SS Chevelle Van Nuys Built Last edited by shadowgray396; 02-04-2012 at 12:26 AM. |
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#5
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Quote:
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Brian I know it's not a Chevelle. I still love Chevelles so I hope that counts for something! (70 Olds 442 W30) |
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#6
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It's actually a big block shaft, has the splined end rather than being press fit. I guess it's kind of hard to see in the picture.
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1972 SS 454 Chevelle LS5/M21/12 bolt 3.73 posi 1969 Malibu COPO L72/M20/12 bolt 3.31 posi 1968 Malibu LQ9/4L80E/12 bolt 3.73 posi |
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#7
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A little further along today, heads installed and torqued. I have the intake and valve covers just sitting on it to keep the dust out.
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1972 SS 454 Chevelle LS5/M21/12 bolt 3.73 posi 1969 Malibu COPO L72/M20/12 bolt 3.31 posi 1968 Malibu LQ9/4L80E/12 bolt 3.73 posi |
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#8
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Looking good.
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Ray 1970 SS Chevelle Van Nuys Built |
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#9
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its been a LONG time since my chevelle looked like this
![]() ![]() these two bins are full of parts for the chevelle ![]() all of these parts need to go on ebay for sale! and i have a lot more thats not pictured ![]() and my poor LQ9 sitting in the back waiting for parts so she can go in chelly ![]() so half my goal was completed now i just need to list everything on Ebay now make some money to get my car on the road
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2005 dodge magnum daily driver 1988 mazda rx7 LS6 swap 1969 SS work in progress |
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#10
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Did a little stereo work on mine today. Put in a small 2 channel amp under the seat to power the 6x9s in the rear deck. Wasn't anything crazy but a true 60x2 watts helped add a little more volume.
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Eric 496 cu. in. "cruiser" Assembled & tuned by Mo's Speed Shop - Dallas, GA |
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