Search found 135 matches

by chris2470
Tue May 05, 2009 7:21 am
Forum: Lambretta Tech
Topic: Piston Ring gap
Replies: 5
Views: 2896

Piston Ring gap

I hope somebody can give me some input on the following. I've just put together my new top end, its a cleaned up and tuned 225 Ali barrel with a steel liner. When I fitted the rings into the barrel straight out of the box the gap was 0.5mm. I have seen the figure of 0.05% of the bore as a clearance ...
by chris2470
Sun May 03, 2009 11:25 am
Forum: Lambretta Tech
Topic: Which fuel to use ??
Replies: 5
Views: 1752

Re: Which fuel to use ??

Many thanks for all the input.
I currently running in a stage 5 225 Ali barrel with a 1.25 squish.
Do you think its worth putting a larger head gasket on and using the standard fuel from now on?
by chris2470
Sun May 03, 2009 7:26 am
Forum: Lambretta Tech
Topic: Which fuel to use ??
Replies: 5
Views: 1752

Which fuel to use ??

I have a query regarding which unleaded petrol to use in my lammy. I have read that its ideal to use the best quality you can get i.e Vpower and BP Ultimate and this what I have done. But recently I've been told that there's no need, in fact it's better to always stay away form these and use standar...
by chris2470
Wed Apr 15, 2009 8:23 pm
Forum: Lambretta Tech
Topic: cut down rear running boards for gp
Replies: 9
Views: 3467

Re: cut down rear running boards for gp

I also have a pair of the Beedspeed stainless ones and are OK after a quick polish but not great. Does any one know another source as I seen some in the magazines that seem to be more fitted and rounded and appear to be chromed.
by chris2470
Sat Apr 11, 2009 8:48 am
Forum: Carburettor Set-ups
Topic: Jetting a PWK 30mm carb on a Mugello 225
Replies: 10
Views: 7102

Re: Jetting a PWK 30mm carb on a Mugello 225

Hi All at Scootererotica, This is my first post and I hope it will be of some use to you. I currently run a 30mm OKO which runs perfectly crisp, plug chops all look spot on. I run a stage 4 200 Indian top end and PM pipe, the settings are: NO Filter Needle JJK 2nd clip from top. Main jet 125 Pilot j...