Search found 156 matches

by Lambretta Sash
Thu Mar 24, 2022 10:27 pm
Forum: Lambretta Dyno Graphs
Topic: TUNED AVANTI TT3 30+
Replies: 37
Views: 57115

Re: TUNED AVANTI TT3 30+

It's been a while and the Avanti still runs fine. May take it apart one day but if it runs fine leave it alone is my motto. Now going back to a 5 speed box from a close ratio 4 speed, the previous cyclone 5 speed was a joy but did not last, managed to get a new version cluster and cog that's heading...
by Lambretta Sash
Sun Jul 05, 2020 8:33 am
Forum: Lambretta Tech
Topic: Main bearing alignment?
Replies: 5
Views: 3087

Re: Main bearing alignment?

It is possible to get this done with the right equipment, I've been getting this done on all high hp motors I've built for last 8 yrs as matter of course and also engines with problems . One engine had an upgraded crank fitted from a std innocenti which then kept seizing, looking at the wear and hea...
by Lambretta Sash
Sat Mar 02, 2019 10:24 am
Forum: Lambretta Dyno Graphs
Topic: TUNED AVANTI TT3 30+
Replies: 37
Views: 57115

Re: TUNED AVANTI TT3 30+

Update 2019 The avanti is still running well, not touched engine since last update and ran 85mph on dyno at Mersea 2017 to show its still got it
by Lambretta Sash
Sat Mar 02, 2019 10:13 am
Forum: Lambretta Tech
Topic: Gran Turismo GT200 Big block - PHBH 30 Jetting Advice Please
Replies: 10
Views: 6136

Re: Gran Turismo GT200 Big block - PHBH 30 Jetting Advice Please

After building a few and running Gt200 on my lammy for a few years, here's my set up with TT evo pipe and not much different with Ron moss pipe. Final ratio 4.6 using close ratio box
140 main 55 pilot 40 slide x13 av268
by Lambretta Sash
Sat Mar 02, 2019 10:04 am
Forum: Lambretta Tech
Topic: which are the strongest lambretta clutch springs
Replies: 23
Views: 6735

Re: which are the strongest lambretta clutch springs

I have some good springs that I use in 4 plate set ups to 35hp, also retrofitted into other clutches with good effect
Pm for details
by Lambretta Sash
Mon Jun 04, 2018 7:40 pm
Forum: Lambretta Tech
Topic: Thicker gear shim ?
Replies: 7
Views: 2951

Re: Thicker gear shim ?

Just reading through you're noisy geabox thread, it could be layshaft or gearbox itself not to tolerance. How many prts need a fettle
by Lambretta Sash
Mon Jun 04, 2018 7:36 pm
Forum: Lambretta Tech
Topic: Thicker gear shim ?
Replies: 7
Views: 2951

Re: Thicker gear shim ?

If youre within lower tolerance it could well be the gearbox worn on inner face, hence the rattle? Found this in my Gp 200 with 58k on. Unfortunately parts do where out
by Lambretta Sash
Fri Mar 30, 2018 10:27 am
Forum: Lambretta Tech
Topic: Having a pub "discussion" about top speed
Replies: 12
Views: 5722

Re: Having a pub "discussion" about top speed

Ive got a few logged from taking road dyno to events, my m8's sx200 with the addition of 22mm carb ran 51mph 8.5 hp rear wheel.
The sil gp200 was 12hp measured at flywheel.
by Lambretta Sash
Tue Oct 03, 2017 4:38 pm
Forum: Lambretta Tech
Topic: GT200, What exhaust
Replies: 26
Views: 11520

Re: GT200, What exhaust

The gori race 50 seems to perform well on Gt186 kits, 18.95 hp 14.35 tq, the Gp50 pipe certainly brings the kit to life 21.44 hp 16.73 tq which is more like an expansion.
by Lambretta Sash
Mon Oct 02, 2017 1:49 pm
Forum: General Scooter Chat
Topic: Bad fuel disposal
Replies: 18
Views: 6716

Re: Bad fuel disposal

Will work fine in a car or November 5th