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Search: Posts Made By: SpedRacr93
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Forum: C1 & C2 Parts
08-31-2023, 06:08 PM
Replies: 2
Views: 212
Posted By SpedRacr93

I actually have one that is brand new if...

I actually have one that is brand new if interested.

$150 + ship?
Forum: C1 & C2 Parts
07-30-2023, 11:44 PM
Replies: 5
Views: 801
Posted By SpedRacr93

Is this engine still for sale? stock bore? ...

Is this engine still for sale?

stock bore?

known issues?
Forum: C1 & C2 Parts
06-03-2023, 04:47 PM
Replies: 3
Views: 789
Posted By SpedRacr93

I’m Interested

I left you a VM this afternoon. Thanks, Daniel
Forum: C1 & C2 Parts
05-31-2023, 10:52 PM
Replies: 0
Views: 462
Posted By SpedRacr93

67 Frame w/Coilover Suspension & Rear Diff

I need to sell my 1967 frame to go in a different direction with the car.

Frame is Solid, no previous hits that I was able to see. The car that this came from was bought from Mershon's in 2004. ...
Forum: C4 Tech/Performance
01-23-2023, 07:00 PM
Replies: 18
Views: 1,084
Posted By SpedRacr93

No experience with that system but without...

No experience with that system but without knowing what you're planning, I would not utilize any system that "doesn't require a laptop for tuning" or any "self-learning" system if I were going to run...
Forum: C4 General Discussion
03-31-2022, 07:30 PM
Replies: 85
Views: 7,545
Posted By SpedRacr93

It's fun. It's your car, so if you do it and...

It's fun. It's your car, so if you do it and like it, be prepared that will want to go faster which will mean modification. The organization is probably mandating tow hooks because guys are just...
Forum: Autocrossing & Roadracing
01-05-2022, 08:46 PM
Replies: 10
Views: 1,411
Posted By SpedRacr93

It is cool. I like it, but if I were looking for...

It is cool. I like it, but if I were looking for a car specifically for track days, it wouldn't be this. This was an instance where my father liked to autocross and compete and he wanted to build a...
Forum: Autocrossing & Roadracing
01-04-2022, 10:32 PM
Replies: 10
Views: 1,411
Posted By SpedRacr93

As with anything, your budget is key. I would do...

As with anything, your budget is key. I would do Mongoose. The Superformance car is probably nicer but you'll be paying for that up front.

My father built a kit after he retired that we believe...
Forum: C4 Tech/Performance
01-04-2022, 09:09 PM
Replies: 6
Views: 715
Posted By SpedRacr93

It may be worth your time to discuss directly...

It may be worth your time to discuss directly with QA1. Their bodies lend themselves to easy customization, so you may be able to get a shock from them with the correct fastening for a C4 that has...
Forum: C4 Tech/Performance
12-12-2021, 11:20 PM
Replies: 5
Views: 893
Posted By SpedRacr93

The guy's name was Jody Gregg. He actually did...

The guy's name was Jody Gregg. He actually did make a custom panel for me, but it was when he was first getting going. He advertised somewhere and I called him immediately to work something up. He...
Forum: C4 Parts for Sale/Wanted
10-22-2021, 06:03 PM
Replies: 17
Views: 889
Posted By SpedRacr93

Call Rockland Standard Gear. If you were to...

Call Rockland Standard Gear.

If you were to go to GM or ZF direct, that's who would do the work.
Forum: C4 ZR-1 Discussion
07-28-2021, 02:09 AM
Replies: 18
Views: 1,011
Posted By SpedRacr93

1. Testing the vacuum secondary operation is...

1. Testing the vacuum secondary operation is probably something you'll want to look at further down the line. The engine should run and perform just fine with no secondaries, so I wouldn't mess...
Forum: C4 ZR-1 Discussion
07-27-2021, 10:44 AM
Replies: 18
Views: 1,011
Posted By SpedRacr93

I read the other post. Seems to be similar...

I read the other post. Seems to be similar symptoms to me.

I'm mostly focused on your first post... where you bought the car. 26 year old car with 12k miles... I would imagine most of those...
Forum: C4 ZR-1 Discussion
07-25-2021, 07:52 PM
Replies: 18
Views: 1,011
Posted By SpedRacr93

I would think fuel related issues based on...

I would think fuel related issues based on previous ownership and minimal mileage. If memory serves, the car has 2 fuel pumps but I was thinking that the second one only came on based on a...
Forum: C4 ZR-1 Discussion
04-27-2021, 11:26 AM
Replies: 53
Views: 4,728
Posted By SpedRacr93

It's only worth what someone is willing to pay...

It's only worth what someone is willing to pay for it.

If you want to play the numbers game... GM made almost 7,000 ZR-1s over a 5 year run. GM made exactly 1,000 Grand Sports over a 1 year run.
Forum: C4 Tech/Performance
01-29-2021, 01:21 PM
Replies: 38
Views: 2,736
Posted By SpedRacr93

My 89 had those wheels on it when I bought it. I...

My 89 had those wheels on it when I bought it. I ended up selling them to a Callaway collector.

As for the clearing the wheels, would you be opposed to swapping the studs and adding a spacer?
Forum: C4 Tech/Performance
09-22-2020, 09:36 PM
Replies: 3
Views: 3,370
Posted By SpedRacr93

Not sure about the 1985 spindle measurements but...

Not sure about the 1985 spindle measurements but the later C4 seems to be possible in the front. The rear is possible with a new hub spacer/caliper mount. There is a vendor that builds replacement...
Forum: C4 Tech/Performance
09-16-2020, 11:40 PM
Replies: 4
Views: 404
Posted By SpedRacr93

Just a suggestion but if you truly have a mild...

Just a suggestion but if you truly have a mild cam, you should probably check all of your booster and mc components for proper operation. I have a fairly aggressive cam and don't have issues with...
Forum: C4 Tech/Performance
09-16-2020, 11:37 PM
Replies: 12
Views: 1,346
Posted By SpedRacr93

How much camber do you have and what is your...

How much camber do you have and what is your goal?

I would consider machining the conical washers or looking at mounting options before I cut up A-Arms.

The A-Arms are forged aluminum and can...
Forum: C4 Tech/Performance
08-05-2020, 09:43 AM
Replies: 15
Views: 1,276
Posted By SpedRacr93

Honestly, I have never touched a C4 earlier than...

Honestly, I have never touched a C4 earlier than 88 so I cannot say. The a arm length is completely different which changed the wheel offset.

I believe that the knuckle itself is shorter in...
Forum: C4 Tech/Performance
08-04-2020, 10:29 AM
Replies: 15
Views: 1,276
Posted By SpedRacr93

Can you update to the later C4 Suspension? ...

Can you update to the later C4 Suspension?

Detroit Speed makes an X-Tracker Hub Adapter kit for 91-96 cars.
Forum: C4 General Discussion
05-04-2020, 11:39 AM
Replies: 61
Views: 4,897
Posted By SpedRacr93

I think they're nice cars. 1963, 1984 and...

I think they're nice cars.

1963, 1984 and now 2020 have been the most technological steps forward in Corvette development. The C4 is a truly special model. The late C4 (94-96) in my opinion...
Forum: C4 Tech/Performance
11-18-2019, 09:02 PM
Replies: 43
Views: 12,069
Posted By SpedRacr93

Steve, Can you guys take a look at a tubular...

Steve,

Can you guys take a look at a tubular k member for LS conversions that either utilizes C5/C6 upper/lower control arms but maintains the C4 steering rack?

A tubular k member could...
Forum: C1 & C2 Corvettes
11-18-2019, 08:12 PM
Replies: 25
Views: 2,833
Posted By SpedRacr93

I would check into the flash point on that stuff....

I would check into the flash point on that stuff. I think it's like 240. I have run it in a race car and caught on fire from a small leak (pressurized, not dripping).

Obviously ethylene glycol...
Forum: C1 & C2 Corvettes
11-10-2019, 08:18 PM
Replies: 18
Views: 2,585
Posted By SpedRacr93

Any ideas on who built this body? They clearly...

Any ideas on who built this body? They clearly have no intentions of taking in fresh air or wiping the windshield and minus that weird extra line above the belt line, it's not too bad. Just curious...
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