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Search found 6 matches

Author: Glen
Sat Jun 14, 2025 11:32 am
Forum: Bike Help
Topic: Z1 Gearbox rebuild
Replies: 3
Views: 77

Re: Z1 Gearbox rebuild

Ok, the engine is upside down, I will turn up the right way.

Alan Millyards You Tube video. Go to about 7 minutes in. Link is:
https://youtu.be/ajIgSFZkSfE
Author: Glen
Fri Jun 13, 2025 3:26 pm
Forum: Bike Help
Topic: Z1 Gearbox rebuild
Replies: 3
Views: 77

Z1 Gearbox rebuild

Cases now Aquablasted, new Gasket set, Bearings and Seals. Top and Bottom cases are back together. Selector Mechanism assembled, everything looks as it should. I have a Haynes and Clymar Handbook. I have watched Alan Millyard Z1B Engine Rebuild Episode 3, probably too many times now. Alan Millyard a...
Author: Glen
Thu Apr 03, 2025 9:43 am
Forum: Bike Help
Topic: Cracked Head
Replies: 10
Views: 2700

Re: Cracked Head

Hi again
I think you can now see the photo!?
If so, thanks to Gus
IMG_5190 (3).jpg
Cracked Head
IMG_5190 (3).jpg (179.58 KiB) Viewed 2304 times

Glen
Author: Glen
Tue Apr 01, 2025 6:47 pm
Forum: Bike Help
Topic: Cracked Head
Replies: 10
Views: 2700

Re: Cracked Head

Hi guys I am trying to add photo of Cracked Head but failing. Although the crack is definitely there, I can't see that it is going to cause a leak. It is between the Spark Plug Thread and the Exhaust Valve Seat. Repairing it sounds like a bit of a 'mare. I do however have another head without any cr...
Author: Glen
Mon Mar 24, 2025 1:23 pm
Forum: Bike Help
Topic: Cracked Head
Replies: 10
Views: 2700

Cracked Head

There is a crack in my Z1a Cylinder Head between the Exhaust Valve and Plug Hole. Is this repairable?
Author: Glen
Wed Aug 14, 2019 9:33 am
Forum: New Here?
Topic: Z1B Cam Chain Tensioner
Replies: 5
Views: 2949

Z1B Cam Chain Tensioner

My Z1B has never really run well, so have decided to pull it apart and rebuild it. The top end is good, as I rebuilt it. Carbs too. The previous owner had it rebored, so I wrongly presumed that Pistons downward are good. That's not the case!The Cam Chain Tensioner assembly needs all new rubber parts...

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