
Search found 895 matches
- 19 Aug 2025 21:43
- Forum: Bikes and bits wanted
- Topic: 250 Settebello
- Replies: 10
- Views: 6833
Re: 250 Settebello
I wonder wether this offer is serious, looking at the price 

- 17 Aug 2025 13:20
- Forum: The 500
- Topic: 500 clutch spacer washer
- Replies: 4
- Views: 408
Re: 500 clutch spacer washer
These shims/washers are of diferent size for 350 and 500 acording to the shaft. O,1-1mm are available (no specific morini parts) in special shops.to reach a propper distancia with minimal gap between gasket an drum, just turning freely. The 500 ones have to be placed unter the stepped schaft distanc...
- 16 Aug 2025 21:03
- Forum: General motorcycling topics
- Topic: Classic Bike, September issue
- Replies: 6
- Views: 85
Re: Classic Bike, September issue

Re: Red dart?
There have been red Dart 400 as well.
Re: Red dart?
To be honest the only realy welldressed Dart I know ist this danish one.
- 07 Aug 2025 22:15
- Forum: Tre e mezzo
- Topic: Chain and sprockets
- Replies: 16
- Views: 463
Re: Chain and sprockets
The diameter of the 6 holes for the bolts in these 6 hole sprocket supplied by Dieter are 1 mm minor than what we need to fix the sprocket to the spocket carrier of the Strada. You have to drill them 1 mm wider (if I remember it well).
- 05 Aug 2025 00:42
- Forum: Tre e mezzo
- Topic: Chain and sprockets
- Replies: 16
- Views: 463
Re: Chain and sprockets
This 6 hole hubs needs to drill the holes 1 mm wider if I remember it well.
- 04 Aug 2025 09:22
- Forum: Tre e mezzo
- Topic: Chain and sprockets
- Replies: 16
- Views: 463
Re: Chain and sprockets
From Dieter Hoffmann/ Germany.
He also could obbtain me a 520, 39 teeth for a 6hole for spoke Stada wheel
He also could obbtain me a 520, 39 teeth for a 6hole for spoke Stada wheel

- 03 Aug 2025 20:34
- Forum: Tre e mezzo
- Topic: Chain and sprockets
- Replies: 16
- Views: 463
Re: Chain and sprockets
I use the 39 teeth with 501 motor
- 03 Aug 2025 15:07
- Forum: Tre e mezzo
- Topic: Chain and sprockets
- Replies: 16
- Views: 463
Re: Chain and sprockets
I agrege, the 520 DID chains are my prefered ones as well also for 501
- 03 Aug 2025 01:05
- Forum: Tre e mezzo
- Topic: Timing belt question
- Replies: 22
- Views: 511
Re: Timing belt question
It allways depend on the specific condicions and circumstances what temerature the materials can endure. I´ve read somewhere that chloropren may resist till 100-120 °C, HNBR till 15o°C. Chloropren anyhow is not petrol resistent!!! For examole taking off float chambers may include the risk of weakeni...
- 02 Aug 2025 20:30
- Forum: Tre e mezzo
- Topic: Timing belt question
- Replies: 22
- Views: 511
Re: Timing belt question
Our endless Optibelt Special Edition story in short terms: In spring of 2007 we have startet an incredible ivestigation/research about our timing belts 124L 075 including contacts to all the producers we could identify like Pirelli (later Dayco selling under the name of Pirelli), Poggi (obviously in...
- 31 Jul 2025 22:09
- Forum: Tre e mezzo
- Topic: Timing belt question
- Replies: 22
- Views: 511
Re: Timing belt question
The diferent pulleys A,B,C were made to be able to use the whole "Kalotte" 1 m of belt with the tolerances of production of all the producers Pirelli; Yates, Optibelt, Dunlp or whatever. A measured belt will allways cost more then an unmeasured standard 124 L. I´ve used normal unmeasured O...
- 30 Jul 2025 16:44
- Forum: Bikes and bits wanted
- Topic: Wanted rear mudguard for 350
- Replies: 5
- Views: 844
Re: Wanted rear mudguard for 350
Rear muduards of 350 and 500 are not the same.
- 23 Jul 2025 13:56
- Forum: The 500
- Topic: Rotor refitting help
- Replies: 14
- Views: 527
Re: Rotor refitting help
In case of emergancy (on the road ...) put in the 6th gear and step on the rear break to hold the flywheel 
