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Forum: C4 ZR-1 Technical Postings

05-20-2023

Replies: 1

Clutch master cylinder rod length

Views: 508

Posted By evski

Re: Clutch master cylinder rod length

Ok, I found out what is the problem. There is worn spot on a clutch master cylinder rod that shows what range the rod used to work. It's clearly not reaching its normal down position even with pedal...

Forum: C4 ZR-1 Technical Postings

05-20-2023

Replies: 1

Clutch master cylinder rod length

Views: 508

Posted By evski

Clutch master cylinder rod length

Hi guys, my clutch pedal is about two inches below brake pedal and engage almost on the floor and feels like not fully engage. Unable to pull it higher.
I had my backup switch replaced by a mechanic...

Forum: C4 ZR-1 Technical Postings

07-19-2022

Replies: 17

1991 ZR1 engine knocking on idle

Views: 2,122

Posted By evski

Re: 1991 ZR1 engine knocking on idle

Thank you guys for all your inputs. I just assembled the engine after replacing the coils and wires. Now it's finally running smooth:). I also blocked TB coolant by the way.
What about the charcoal...

Forum: C4 ZR-1 Technical Postings

07-09-2022

Replies: 17

1991 ZR1 engine knocking on idle

Views: 2,122

Posted By evski

Re: 1991 ZR1 engine knocking on idle

I pulled the plenum and have few more questions.
What could be that black powder that came out from the vacuum line on the passenger side?
18139
Should I be concerned with the amount of oil on...

Forum: C4 ZR-1 Technical Postings

06-18-2022

Replies: 17

1991 ZR1 engine knocking on idle

Views: 2,122

Posted By evski

Re: 1991 ZR1 engine knocking on idle

Here is an update. I changed the plugs and #8 plug seemed to be different than others (wet). New plugs didn't change anything. Then I checked spark on each cylinder using spark gap tool. No spark on...

Forum: C4 ZR-1 Technical Postings

04-11-2022

Replies: 17

1991 ZR1 engine knocking on idle

Views: 2,122

Posted By evski

1991 ZR1 engine knocking on idle

Hi, after almost 3 months shipping in a container the engine started knocking on idle. I assume it's misfire so clutch cnocking is just a result of it. About my car:
-43k miles
-Haibeck chip
-FIC...

Forum: C4 Members' Rides

08-18-2021

Replies: 2

1991 Red ZR1

Views: 657

Posted By evski

1991 Red ZR1

Hi everybody, I became an owner of 1991 red ZR1 just few weeks ago. The car was sitting in a garage few years and drove about 700 miles since november. There are some works I've already done but...

Showing results 1 to 7 of 7

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