www.club403.org

Bonjour,
Can you please tell my 403 sedan tires and tubes dimension?
Does club 403 sell tubes?
Merci.

Bonjour,
Wow, its WERY expensive.
Is there a way to have electronic ignition but with dynamo?
Merci.

Bonjour,
I want to change my dynamo to alternator but would like to keep the old dynamo body.
Have anyone changed the 403 dynamo to alternator?
Merci.

Bonjour,
I'm visiting France once in a while and would like to visit classic car parts fairs to buy parts for my 403.
For example, there is retromobile car show where I found some parts for my 403.
Can you please tell where and when there are such events?
Merci.

Bonjour,
Problem was not fuel tank air pressure.
It was blocked with dirt...
Applying air pressure to fuel tank open the block and now it seems OK.
Merci.g

Merci Dany!
Cela peut être le problème!
Où l'air devrait-il pénétrer dans le réservoir de carburant?

Now in French: Bonjour Je souhaite partager un probleme avec vous. Ma 403 a un comportemment étrange apres 40 min de fonctionnement: Subitement il semble qu il n a y plus assez d essence injecté dans le moteur et le moteur s arrete. Cela ressemble a une panne de la pompe J ai teste vavec d autres po...

Bonjour, I have a strange behavior when after adbout 40 min driving 90Kph, suddenly it feels like there is not enough fuel coming into the engine and the car stops and engine stalls. It looks like fuel pump failure. I switch several pumps (all the same type: SOFABEX), but each time the same problem ...

Many thanks for your educative respond!

Jean Marc, Many thanks for your detailed answer!

Bonjour,
I found fan switch open 88c close 75c.
Is this good enough?
Merci.

Bonjour,
I have 403 engine but I do not know if this is CV8 or CV7.
The engine number is 474415.
Does anyone know how can I know?
Merci.

Bonjour,
Thank you for the information.
It's automotive electric fan.
There are many 22mm/1.5mm thremoswitch.
Can someone tell what is the operation temp of the termoswitch?

Merci.

Bonjour,
I read in Internet that engage temp is 84C and dis-engage is 75C.
I want to put the fan switch on the cylinder head.
Is this correct?
Merci.

Bonjour,
Anyone?
What is the water working temp of the 403 8CV?
Merci.