View Full Version : Underhood color and insulation
RJBaileyrn Feb 21st, 09, 03:12 PM Hello guys,
I'm wondering what there was originally under a 69 Z-28 hood, cowl induction, as far as insulation, was there none, was there the fiberglass blanket kinda crap I have now, or was there the "molded" kind of stuff that fits in the "panels" on the underside of the hood.
Also I'm looking to spray paint the underside of my hood with a spray can so it will look pretty original as to color and flat vs. semigloss. Was the original 69 Z-28 underside painted black or body color? What sheen. Any recommendations appreciated. Thanks in advance to you all.
RJ
rszmjt Feb 21st, 09, 04:24 PM My Original ZL2 Hood pad is not molded, but is the - Quote- "fibreglass blanket kinda Crap" and held on with clips, which are specific, a lot of the repos are not even close! Correct Colour for the hood and inner fenders is 30% Gloss Black.
A good Rattle can paint to use is Krylon Semi Flat Black part # 1613
gm torch red Feb 21st, 09, 04:26 PM RJ, I don't have an answer to your question but I would like to thank you for your service in the military!!
Unreal Feb 21st, 09, 07:10 PM Resto houses sell a molded insulation product. Not too close to the originals, but much better than the rolled up stuff.
I think the underhood should be a little more glossy than the inner fenders, firewall, etc. Sorry, I don't know what would be a good spray bomb color for that.
RJBaileyrn Feb 22nd, 09, 07:43 AM gm torch red, Thanks for the kind words, and likewise to all Vets of every war.
As for my quote "fiberglass blanket kinda crap", I didn't mean anything by that, I just don't like the stuff, gets dirty easily and can't really be cleaned well. I was just hoping it wasn't what was there originally. I apologize if I offended anyone. I guess the original clips that hold this stuff on are difficult to find?
Again thanks for the info.
RJ
rszmjt Feb 22nd, 09, 08:38 AM gm torch red, Thanks for the kind words, and likewise to all Vets of every war.
As for my quote "fiberglass blanket kinda crap", I didn't mean anything by that, I just don't like the stuff, gets dirty easily and can't really be cleaned well. I was just hoping it wasn't what was there originally. I apologize if I offended anyone. I guess the original clips that hold this stuff on are difficult to find?
Again thanks for the info.
RJ
RJ, I am guessing that no one was offended, at least I was not, it kinda is a good description. LOL. To answer your question, the clips are reproduced, Classic Industries has them - K531 $19.95 set, I think Ricks First Geberation and others also sell them now.. The originals are round with 4 holes around the circumference. They are a 1 shot deal, once they are installed , they dont usually hold again as the little plastic prong is shot. I have seen lots of guys turn the insulation around to have new undirtied material on the side that shows, this only works with original type pads I think. The moulded ones appear to have different material as to not assorb dirt etc?
Fred Mertz Feb 22nd, 09, 11:53 AM Krylon calls the #1613 "Satin Black" not Semi-Flat Black
zdld17 Feb 22nd, 09, 01:26 PM I use a John Deere Blitz Black paint that you can thin to suit your needs. I seems to produce very close factory finish.
no69x-44 Feb 22nd, 09, 01:39 PM Should like something like this ... '69 with Cowl.
http://img.photobucket.com/albums/v206/error3b/camaro_pics/000_0618.jpg
http://img.photobucket.com/albums/v206/error3b/camaro_pics/100_3118.jpg
Gary L Feb 22nd, 09, 02:00 PM Did cowl hood always get insulation or only with the custom interior like the flat hood did?
RJBaileyrn Feb 22nd, 09, 02:49 PM n69x44,
That insulation you show doesn't look anything like mine. Yous has definite "panels" showing on it. I don't have that. Mine is just like attic insulation on the one side, and the other side is stiffer and harder texture, but neither side is patterned like yours. And from what I have read, your under hood light doesn't seem to be in factory location, am I right?
Thanks for the input though, everyone.
RJ
no69x-44 Feb 22nd, 09, 04:46 PM n69x44,
That insulation you show doesn't look anything like mine. Yous has definite "panels" showing on it. I don't have that. Mine is just like attic insulation on the one side, and the other side is stiffer and harder texture, but neither side is patterned like yours. And from what I have read, your under hood light doesn't seem to be in factory location, am I right?
Thanks for the input though, everyone.
RJ
Hi RJ - My under hood light is in the correct place for a big block light installation. It is different than the small black and there is only a single light, not two.
:beers:
Mark C Feb 22nd, 09, 06:31 PM The underhood light is in the correct location for a ZL2 hood, the Zl2 only had one underhood light position regardless of which engine was in the car. On an SS hood the big block light would be on the passenger side of the engine and the small block would have been where this lamp is located. All ZL2 hoods had underhood insulation, otherwise the insulation was part of the deluxe interior package.
RJBaileyrn Feb 22nd, 09, 07:50 PM Thanks much guys, I wasn't trying to find fault, just clarifying for my own car.
Sincerely,
RJ
69Z28-RS Feb 22nd, 09, 10:59 PM My original cowl hood insulation clips were metal, not plastic.. some were missing when I replaced the hood insulation in the 70's and all Chevy had then were plastic replacements, so I have a mix of the two now...
rszmjt Feb 23rd, 09, 09:21 AM My original cowl hood insulation clips were metal, not plastic.. some were missing when I replaced the hood insulation in the 70's and all Chevy had then were plastic replacements, so I have a mix of the two now...
Gary, Whay date is your cowl tag?
My 06A 69Z28 clips were all plastic, and I have owned the car since 73, I am sure it was never messed with before I bought it.
I have seen 70,s with metal clips before, in fact a friend has a Los Angeles 70 Z28 survivour and it has the metal clips.
Interesting regarding the clips.
69Z28-RS Feb 23rd, 09, 01:40 PM My car is an 09C (3rd week Sept 1969)... which normally would be a '70 production time frame. My engine also had drippers in the valve covers, and a couple of other small things (alternator bracket with an extra hole).. etc which most say weren't used on '69's.. Note: I have an original '69 Corvette (350/350 engine) produced in the same time frame which also has drippers in the valve covers... so I think during that transition period, there were some '70 items used on 'holdover' '69 cars... which both the Corvette and Camaro were....
Hmmm.. I need to compare my clips to '70 clips... maybe they WERE available as '70's clips, but I asked for the 'wrong' year. :) I'll get some photos for comparison one evening and post here....
rszmjt Feb 23rd, 09, 03:45 PM My car is an 09C (3rd week Sept 1969)... which normally would be a '70 production time frame. My engine also had drippers in the valve covers, and a couple of other small things (alternator bracket with an extra hole).. etc which most say weren't used on '69's.. Note: I have an original '69 Corvette (350/350 engine) produced in the same time frame which also has drippers in the valve covers... so I think during that transition period, there were some '70 items used on 'holdover' '69 cars... which both the Corvette and Camaro were....
Hmmm.. I need to compare my clips to '70 clips... maybe they WERE available as '70's clips, but I asked for the 'wrong' year. :) I'll get some photos for comparison one evening and post here....
My 06A Z28 has non dripper valve covers BTW.
Gary, This makes total sense now, I am thinking that maybe you are correct. I have a friend who has a 11A /69 Z28, and his car has drippers also. I am going to look at pictures of his engine compartment to check on the alt. brkt. as well as the hood clips, and I will post what I find.
zdld17 Feb 23rd, 09, 04:39 PM Seems we got side tracked on the hood insulation and on to valve covers, I will just add my 2 cents here.. I still have one of my remaining 3932418 orginal valve covers off my 12 A car, it is without drippers . My replacements due to hold down bolt hole cracking on the orginals, were with drippers.
zbo2 Feb 23rd, 09, 05:52 PM my 7A has no drippers and plastic clips for the hood insulation.
smith69z Feb 24th, 09, 07:14 AM The indents of the insulation point out? I would have assumed they seated into the hood openings.
69Z28-RS Feb 24th, 09, 09:43 AM Don,
I think you are right, the pictured hood insulation is upside down to my eyes....
Unreal Feb 24th, 09, 12:43 PM I have seen a couple of original hood insulations, and they had indentations for stuff in the engine bay...I forget exactly what, but they did not look like the one in the pic, above.
69Z28-RS Feb 25th, 09, 12:16 AM My car is an 09C (3rd week Sept 1969)...
Hmmm.. . :) I'll get some photos for comparison one evening and post here....
OK.. attached are a few photos of my GM hood insulation (bought in the '70's and cut out to match the original I replaced).. both sides are shown. it's removed from my hood currently so I can repair some cracked paint damage on the hood.
http://i397.photobucket.com/albums/pp60/gdwylie/MVC-394F.jpg
http://i397.photobucket.com/albums/pp60/gdwylie/MVC-395F.jpg
And here are the 18 retainers that hold it (15 original ones, and 3 replacements - also bought from Chevy in the '70's). I was wrong about the originals being metal, as they are plastic, but are very different than the replacements they sold back then.
http://i397.photobucket.com/albums/pp60/gdwylie/MVC-390F.jpg
and some side by side comparisons from replacement to original (front and back sides).
http://i397.photobucket.com/albums/pp60/gdwylie/MVC-393F.jpg
http://i397.photobucket.com/albums/pp60/gdwylie/MVC-392F.jpg
smith69z Feb 25th, 09, 05:43 AM Since we are on this topic, who makes the closest to original reproductions? I understand none are that good but who's is the better of the bunch?
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