Mike's GT40 gets redone

Tom Wells
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Re: Mike's GT40 gets redone

Post by Tom Wells »

What Ken said! :auto-checkeredflag:
BlackSnake
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Re: Mike's GT40 gets redone

Post by BlackSnake »

Thanks guys , I have to admit it’s pretty dramatic to see them sitting side by side like that… 8-)
spl310
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Joined: Mon Jun 22, 2015 1:00 pm

Re: Mike's GT40 gets redone

Post by spl310 »

I'm jealous! Very nice!!
Sidney Raper
1964 Datsun 1500 (x2)
1967 Datsun 2000 (x2)
1967.5 Datsun 1600
1969 Datsun 2000 V8 swap project
BlackSnake
Posts: 458
Joined: Mon Jul 13, 2015 4:09 am

Re: Mike's GT40 gets redone

Post by BlackSnake »

Thanks Sidney.
1rad65futura
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Joined: Mon Jan 15, 2024 4:09 pm

Re: Mike's GT40 gets redone

Post by 1rad65futura »

BlackSnake wrote: Thu Dec 05, 2024 8:43 pm Time for an update of sorts. The coolant leak appears to be under control after installing the t-bolt clamp. I’ve run the motor on several occasions getting up to full temp, which looks to hold steady at 185.

I’ve run several laps around my neighborhood to verify everything functions as it should. Suspension and steering seems to track well, brakes are solid. Engine runs well, no hiccups.

Backed it into the garage for the first time, which will make it easier to take out, not so much jockeying of vehicles required vs nosing it in. Backing up is always a challenge in this thing, rearward visibility is almost non-existent. Backup camera helps immensely, but I still don’t have a good feel for the car’s perimeter. The cobra is much easier to maneuver by far… :wink:

Next step is to get it back out on the open road and start laying down some miles… 8-)

The five point race harness is a real PITA, think I’m going to replace them with simple three point system like in most production cars…getting too old to be inconvenienced… :grin:
That’s looks awesome Mike!
BlackSnake
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Re: Mike's GT40 gets redone

Post by BlackSnake »

Thx Will, but I think I declared victory on that WP hose too soon. I’ve noticed its still weeping.

I’ve had the car out a few times, and it’s running okay, making good power. Lots of sorting to do. Tracks straight, but there’s a bit of hysteresis in the steering due to slop in the wheel’s quick disconnect. It’s annoying, not sure yet what I want to do about it.

Water temp sat at 180 for a few miles and then climbed to 200, probably due to low water level. I had to run the fans to hold it there. I drove down to I-95 and decided to turn around out of fear of a possible overheat, since the fans weren’t bringing the temps down. On the way back, I started to hear what sounded a bit like belt squeal, it got louder with higher revs. Not sure what it was. When I got home, I got a whiff of coolant, but nothing was leaking under the car. Maybe a bit of coolant got onto a belt? IDK, belts are not loose. Got to get more miles on it to get things sorted.

Anyway, I jacked up the car and put a few more turns on the clamp. I think I’ve tightened it as far as it can go. I have the next size smaller t-bolt clamp, which I can try if it continues seeping…🙄
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BlackSnake
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Re: Mike's GT40 gets redone

Post by BlackSnake »

Nice day today, so I took the car out for more shakedown miles (36 to be exact). It’s going to take some time to get used to the dogleg shift pattern, a bit confusing when you’re focused on more than just shifting.

The coolant leak seems to be cured for now. Coolant temp consistently shows 200 on the gauge while moving, without the fans on, so I think I’m okay with that for now. Summer driving may change my mind.

Oil temp got up to 230 degrees, which is Ford’s recommended maximum for this motor. The spec sheet for this motor recommends an oil cooler, so I guess I’ll look at adding at least one.

It was comfortable driving today, with no AC on. I’m going to wait until I get a few more miles on it before I get into carb tuning, the motor behaves well enough for now.

The ZF transaxle did not come with a data plate on it, so I have no idea what the ratios and final drive are. Based on driving impressions and comparison to the cobra, I’d assume it has standard Pantera gearing, which would be .705 5th gear and 4.22 final. It won’t be a low rpm highway cruiser like the cobra.

Anyway, that’s it for today.
Tom Wells
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Re: Mike's GT40 gets redone

Post by Tom Wells »

Woohoo!!!

The adventure continues! Great work, Mike :dance:
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