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Shep Transmission issues

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DiamondStarAwd

15+ Year Contributor
527
0
Nov 20, 2006
Blue Springs, Missouri
Just bought the car two days ago. Shifting it is very very rough.

Its really notchy and I believe has a short shifter. Gears are very close.

From a stop it takes some real effort to go into 1st. If im rolling at 20 mph or so it goes in much easier WTF

All gears are really notchy and it just doesn't feel smooth.

It NEVER wants to go into reverse without grinding to high heaven. I have to shove it in 2nd and 3rd multiple times before that will happen.

Now the odd thing is if I start the car up in reverse with the clutch all the way to the floor, it still catches and moves just a little bit. It's not fully disengaging, but its only in reverse.

I adjusted the pedal as far as I could, so far that the rod fell out of the C clamp and it took me an hour to thread it back on becuase I damaged the threads when it fell off.

so far ive

1) adjusted clutch - no fix
2) bleed clutch - no fix
3) checked for play in clutch pedal- minimal if all, have to really really tug to get movement.

Next step.

I have red line heavy shock fluid on the way and am giong to change the fluid asap. This transmission should not be shifting as crappy as it does.

If that doesnt work I am going to check the movement of the slave rod, look to see if the short shifter is getting caught.

I do not know why it would only catch in reverse and not all the other gears. Hopefully this fluid smoothens out the shifting.

Car has a act2600 and a shep stage 2 transmission as well as a steel braided clutch line.
 
Where is the clutch fork sitting in relation to the hole it comes out of? It should be angled toward the driver's side a little. If it isn't, then probably the pivot ball is worn and would need replaced or shimmed with washers as some people do. You might also try and get a SS clutch line since it will eliminate that reservoir that we talked about above.

From Road Race Engineering >> READ HERE
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Ok, I should rephrase that. Should physically be in the middle, but angled towards the driver's side.
 
Can you damage the transmission from to much fluid. I had my brother helping me today and I told him to drain the transmission fluid. He said it was dry and im thinking wtf. So we get to putting in some redline shockproof. Its thick, very thick, and I'm looking around for the old fluid to see if there is any metal shavings. Well I ask where its at and he said there was none. I ask him what bolt he took out and he points to the fill plug...... I'm like wtf. I We added maybe a full quart to the transmission and I had to re-drain it all. and Oh yea there was some in there alright. Did he ruin anything in there LOL. I hope not or there will be a new murder case.
 
Well update with Redline Shockwave fluid. Shits better than it did. If you shift fast its crisp and goes right in like butter. Like I was hoping. If you shift slowly you can still make it feel notchy.
Overall I'm thinking that the short shifter is causing my shifting problems.
 
I would think that the redline is a little too thick to put in the tranny. I would mix it with some other stuff though maybe, but not just pour it in.
 
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