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Forum: C3 Tech/Performance 11-03-2017, 05:08 AM
Replies: 6
Views: 275
Posted By hunt4cleanair
I don't think engineers thought these cars would...

I don't think engineers thought these cars would last nearly 40 years and so some of those mechanicals were not well protected from the elements. Power door lock actuators have boots that once they...
Forum: C3 Tech/Performance 11-03-2017, 04:57 AM
Replies: 5
Views: 240
Posted By hunt4cleanair
Estimates are that 90 percent of the time, its...

Estimates are that 90 percent of the time, its the tach board. In 1978, the dash was redesigned for easier access to the tach board and circuit card. However, a 1975, requires removal of the dash to...
Forum: C3 Tech/Performance 10-14-2017, 04:35 AM
Replies: 21
Views: 455
Posted By hunt4cleanair
So is your transmission a cast iron or aluminum...

So is your transmission a cast iron or aluminum case? Some 79 L48s were shipped with the Saginaw Munce M20. In which case, you may come across parts availability limitations. :thumbs:

The 78/79...
Forum: C3 General 10-13-2017, 01:12 PM
Replies: 9
Views: 562
Posted By hunt4cleanair
Picked up some PC 7 this week at Ace Hardware....

Picked up some PC 7 this week at Ace Hardware. Neither Home Depot or Lowe's had it. But the brown stuff that kept the velcros fasteners, as I recall was 3M adhesive. It turns brown with age.
Forum: C3 General 08-28-2017, 03:59 PM
Replies: 2
Views: 173
Posted By hunt4cleanair
My C3s and C5 have sported a variety over the...

My C3s and C5 have sported a variety over the years and I have learned its about purpose you wish them to fulfill. I have used the four-layer covers on both C3s and my C5. But, for all-weather...
Forum: C3 General 08-20-2017, 06:01 AM
Replies: 7
Views: 314
Posted By hunt4cleanair
If you've concluded there were two tire options,...

If you've concluded there were two tire options, in addition to the standard P225 blackwall tire, you're math is working nicely.

The article (link follows) was published in the Corvette Enthusiast...
Forum: C3 General 08-18-2017, 05:15 AM
Replies: 9
Views: 342
Posted By hunt4cleanair
A couple of other sources are automotive...

A couple of other sources are automotive bookstores and you are looking for the 1974 Service Manual that includes a number of Chevrolet brands. So there is no Corvette specific manual. But the...
Forum: C3 Tech/Performance 08-17-2017, 06:01 AM
Replies: 7
Views: 402
Posted By hunt4cleanair
In all likelihood, they will rub. In 1978, the...

In all likelihood, they will rub. In 1978, the front fender inside lips were trimmed flushed with the fender but not visible to the casual onlooker.

Also the rocker molding was notched and the...
Forum: C3 Tech/Performance 08-04-2017, 05:11 PM
Replies: 3
Views: 200
Posted By hunt4cleanair
Actually your trim tag date code M04 tells us its...

Actually your trim tag date code M04 tells us its actual body build date is August 04 vs the "birthday book" "estimated date of 8/3/77. This is the date the trim tag was riveted to the completed...
Forum: C3 General 07-20-2017, 05:32 AM
Replies: 15
Views: 642
Posted By hunt4cleanair
Another option would be a fiber optics repair kit...

Another option would be a fiber optics repair kit such as that sold through Mid-America Motor Sports:thumbs:

Fiber Optic Repair Kit...
Forum: C3 Tech/Performance 06-27-2017, 09:02 AM
Replies: 6
Views: 311
Posted By hunt4cleanair
Mike I don't have it with me, but the NCRS...

Mike

I don't have it with me, but the NCRS 1978-79 tech & judging guide has the correct belt listed. Also, go to the Quanta webpage and search will list the correct belt by part number and...
Forum: C3 General 05-22-2017, 05:16 AM
Replies: 19
Views: 876
Posted By hunt4cleanair
That looks like what plant engineers called a run...

That looks like what plant engineers called a run sheet but looks fuzzy. What year Car...nevermind see its a 76? Shows build units in a columnar report. The run sheet was what plant workers used...
Forum: C3 General 04-15-2017, 06:25 AM
Replies: 21
Views: 785
Posted By hunt4cleanair
Remember when the trim tag was attached, it...

Remember when the trim tag was attached, it connotes a point in its production that body assembly was completed and painted. It still had to travel through the plant for interior trim, chassis...
Forum: C3 General 04-01-2017, 06:11 AM
Replies: 8
Views: 541
Posted By hunt4cleanair
I always suggest, once cleaned, to scan it...

I always suggest, once cleaned, to scan it electronically into a jpg file which preserves the discoloration and printed items. You can also study it better with features such as zoom.



The...
Forum: C3 Tech/Performance 02-19-2017, 05:17 PM
Replies: 51
Views: 2,523
Posted By hunt4cleanair
If the engine failed at St.Louis I believe the...

If the engine failed at St.Louis I believe the car was taken to "heavy repair". The engine was repaired or replaced.
When the car left St.Louis the engine very likely DIDN'T have a blank pad.
The...
Forum: C3 Tech/Performance 02-19-2017, 04:21 PM
Replies: 6
Views: 380
Posted By hunt4cleanair
The ductwork "floats" within the console cavity...

The ductwork "floats" within the console cavity so it looks like the ductwork must be in place first. Then, and you can see the notches on the backside of the console where the vents sits, the...
Forum: C3 Tech/Performance 02-19-2017, 06:33 AM
Replies: 51
Views: 2,523
Posted By hunt4cleanair
Can you post a good quality photo? Once you have...

Can you post a good quality photo? Once you have seen a number of these, what becomes apparent is that not much engine paint was used on the engine block...and it was quite thin. If coverage is...
Forum: C3 General 01-17-2017, 05:15 AM
Replies: 12
Views: 630
Posted By hunt4cleanair
Here ya go! :thumbs: emission hose schematic...

Here ya go! :thumbs:

emission hose schematic (http://repairs.willcoxcorvette.com/category/emissions/)
Forum: C3 Tech/Performance 12-29-2016, 05:36 AM
Replies: 6
Views: 619
Posted By hunt4cleanair
You have a good plan and Swampe's instruction...

You have a good plan and Swampe's instruction will gain you access to the internals.

Here are some specifics to 'bench test' the antenna in the car.
Pull the white/green/gray connector out of the...
Forum: C3 General 12-22-2016, 05:38 AM
Replies: 26
Views: 1,243
Posted By hunt4cleanair
Call Phoenix and ask but I doubt it. The...

Call Phoenix and ask but I doubt it.

The 1978 AIM (Assembly Instruction Manual) offers some hints and suggestions how the two-tone paint was completed at the factory. One note on page 563 (below)...
Forum: C3 General 12-21-2016, 06:15 AM
Replies: 26
Views: 1,243
Posted By hunt4cleanair
To add to Easy Mike's contributions... ...

To add to Easy Mike's contributions...



Phoenix specializes in auto graphics. I interviewed one of the managers a few years back for this article on 1978 Pace Car graphics and we dug into the...
Forum: C3 Tech/Performance 12-20-2016, 04:34 AM
Replies: 17
Views: 1,011
Posted By hunt4cleanair
The 1974 Gymkhana did not include the rear sway...

The 1974 Gymkhana did not include the rear sway bar...it became standard equipment in 75.

If the shocks are original, they will have part numbers. Look for GM# 4984577 (front) and 4984578 (rear)....
Forum: C3 General 12-18-2016, 05:45 AM
Replies: 13
Views: 667
Posted By hunt4cleanair
The switheroo! :rofl: Well GM Chevrolet did...

The switheroo! :rofl:

Well GM Chevrolet did the same thing with the four-speed in the 78/79 when the L48 was called out. The Muncie cast iron four-speed was the base M20 when L48 was equipped. But...
Forum: C3 General 12-17-2016, 05:13 AM
Replies: 13
Views: 667
Posted By hunt4cleanair
Yes! :thumbs: Only the L82 in 76/77 were...

Yes! :thumbs:

Only the L82 in 76/77 were equipped with the heavy-duty THM400 (Turbo Hydra-Matic). The lower-powered L48 received the THM350 and in 1978, the THM350 was equipped with either the L82...
Forum: C3 Tech/Performance 12-03-2016, 05:18 AM
Replies: 5
Views: 550
Posted By hunt4cleanair
Great example of an original date code. A few...

Great example of an original date code. A few years later, Good Year moved the DOT label from over the code to its left.:thumbs:
Showing results 1 to 25 of 74

 
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