Liquid Cooled, Motorcycle Engine & Automatics Section

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NEW! Active Topics and Tapatalk (and uploading images)...

Last post by ktmh5
Posted in General Scooter Chat
Replies: 7
by drunkmunkey6969 » Mon Nov 20, 2017 10:48 am » in General Scooter Chat

Two 'help' topics for all users, new and old: Active Topics and Tapatalk.

Active Topics:

Anyone visiting the forum via PC/Laptop etc who wants to...

7 Replies

300770 Views

Last post by ktmh5
Mon Dec 09, 2019 11:39 am
How To Upload Pictures

Last post by Scooterdude
Posted in Welcome
Replies: 19
by drunkmunkey6969 » Wed Mar 27, 2013 10:57 am » in Welcome
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Pictures: Anyone wanting to display pics or vids should use these methods:

Flickr (recommended).
1) Sign up to an account with Flickr:
2) Upload...
19 Replies

453353 Views

Last post by Scooterdude
Tue Aug 21, 2018 4:30 pm

Topics

lambretta 290 rotax

Last post by holty
Replies: 198
by holty » Thu Jan 21, 2016 6:24 pm
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hi folks,
i bought an engine casing from a well known auction site last year which had been converted to use a motorcycle style barrel which i was...
198 Replies

232914 Views

Last post by holty
Wed Jun 29, 2022 2:16 pm
NSU Prima D Piston

Last post by OliverCiaravella

by OliverCiaravella » Sun Feb 06, 2022 10:17 pm

Hey all

Started work on my NSU Prima D.

It’s been stripped down and started working on the seized engine.

Managed to free the seized piston,...

0 Replies

77863 Views

Last post by OliverCiaravella
Sun Feb 06, 2022 10:17 pm
My 1999 pre-leader ET4

Last post by scooterslag

by scooterslag » Sat Oct 30, 2021 12:25 pm

Owned this beastie for nearly fives years now and despite a few hassles with starting/ immobiliser- she's been pretty decent. Great scoots out of the...

0 Replies

72523 Views

Last post by scooterslag
Sat Oct 30, 2021 12:25 pm
Zundapp Bella (Bike Engine) now 500 Auto Conversion

Last post by Toddy
Replies: 26
by Bofs » Tue Jan 05, 2016 11:32 am
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Picked this lovely beast up last year, 1958 Bella 150cc. It even has the now fancy Porcupine head in the 50s!!

I plan on sticking a bike engine in...
26 Replies

52788 Views

Last post by Toddy
Fri Aug 13, 2021 2:06 pm
GT300LC change of pipe performance videos

Last post by holty
Replies: 2
by eden » Sat Mar 27, 2021 5:33 pm

Short video showing how it pulls 3.88 final drive in top gear from 18mph. 4 speed box

Longer video showing how its happy sustaining 80ish mph for...

2 Replies

14860 Views

Last post by holty
Sat Apr 10, 2021 9:28 pm
ROYAL ALLOY

Last post by TED CRUD
Replies: 1
by mickfeath » Wed Feb 19, 2020 7:56 pm

Hi, is there any information or guides etc. for the royal alloy scooter range ?

1 Replies

11491 Views

Last post by TED CRUD
Sat Feb 22, 2020 7:58 pm
VESPA GTS 2012 COOLANT QUESTION

Last post by parky

by parky » Wed Dec 04, 2019 8:18 pm

I have purchased some Castrol motorcycle coolant in order to replace the existing coolant in the scoot. However I have just noticed it says on the...

0 Replies

14821 Views

Last post by parky
Wed Dec 04, 2019 8:18 pm
water cooled twin

Last post by holty
Replies: 197
by holty » Thu Jul 23, 2015 10:25 pm
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hi folks, just a few pics of my new project, they are from about 18 months ago, sorry about the poor quality, i will have some more upto date pics...
197 Replies

151631 Views

Last post by holty
Sat Apr 27, 2019 1:31 pm
25mm phbl

Last post by oneday

by oneday » Sun Apr 07, 2019 7:43 pm

Can anyone give me a staring point for the jetting on a 25mm phbl on an ac typhoon with a 172 Malossi with a technigas pipe please

0 Replies

15570 Views

Last post by oneday
Sun Apr 07, 2019 7:43 pm
Series 5 Engine Mount Bushes

Last post by phil23fair

by phil23fair » Thu Oct 18, 2018 5:24 pm

Hi, can anyone out there tell me where I can purchase some new Engine mount bushes for a Lambretta Innovations Series 5. I have been in touch with...

0 Replies

14761 Views

Last post by phil23fair
Thu Oct 18, 2018 5:24 pm
Slight Dragster engine Problem

Last post by TED CRUD
Replies: 10
by TED CRUD » Sat Jun 11, 2016 3:55 pm
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On my way back from Kelso i hit a long stretch and had Dragster flat out blasting past a few scooters ,towards the end it pulled back for a second so...
10 Replies

23830 Views

Last post by TED CRUD
Sat Sep 08, 2018 9:16 pm
scomadi 50cc to 125cc typhoon /runner engine 2 stroke

Last post by Nelly001
Replies: 5
by Nelly001 » Sun Mar 12, 2017 11:44 pm

just bought a 50cc scomadi with the intention of putting a piaggio typhoon or gilera runner 125 2 stroke engine in it .i know its been done many...

5 Replies

16318 Views

Last post by Nelly001
Sun Aug 12, 2018 3:29 pm
Torque Driver Required

Last post by TED CRUD

by TED CRUD » Wed Jun 06, 2018 9:48 pm

I am i need of a rolling nut torque driver,WHY ?

0 Replies

11438 Views

Last post by TED CRUD
Wed Jun 06, 2018 9:48 pm
Kick Start Problem Runner Engine

Last post by TED CRUD
Replies: 2
by Treeman » Tue May 01, 2018 9:20 pm

Hi,

I have a problem with the kick start on a Gilera runner SP 180. I have attached photos for you to look at. I think the part that is worn is...

2 Replies

15109 Views

Last post by TED CRUD
Thu May 31, 2018 10:07 pm
Rotax 300 builld

Last post by Adam_Winstone
Replies: 242
by RManson » Sun Dec 30, 2012 3:52 am
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First off, a big shout out to Rich_T and Rocho68 for their motivation on this project, whether they know it or not. Of course, my old buddy...
242 Replies

181460 Views

Last post by Adam_Winstone
Sun May 27, 2018 8:18 pm
New pinasco casings

Last post by Ginch
Replies: 3
by hungdog » Mon Feb 12, 2018 2:00 pm

Which New pinasco casing would you use ? If you were going to add a cylinder to , which required the studs repostioning and gasket face enlarging...

3 Replies

14674 Views

Last post by Ginch
Thu Feb 22, 2018 8:04 am
Runner 180 2t engine scull cap bolts.

Last post by Bombay Mix Pilot
Replies: 2
by Bombay Mix Pilot » Fri Jan 19, 2018 6:27 pm

Hi All, Back again after a while away hope all are well. My question is - Anyone know what torque loading the scull cap / cylinder head cover bolts...

2 Replies

12257 Views

Last post by Bombay Mix Pilot
Sun Jan 21, 2018 4:54 pm
Ypvs

Last post by holty
Replies: 4
by gideon » Mon Sep 04, 2017 7:04 am

Hi All. Could any one tell me if a rd 350 Ypvs engine cradle was welded onto a lambretta frame would the engine be central to the lambretta steering...

4 Replies

13262 Views

Last post by holty
Thu Sep 07, 2017 4:03 pm
Does anyone grease there rollers with this or do they go in dry ..??

Last post by TED CRUD
Replies: 4
by TED CRUD » Thu Aug 24, 2017 9:22 pm

4 Replies

13869 Views

Last post by TED CRUD
Sun Aug 27, 2017 9:10 pm
Which Plug?

Last post by oneday
Replies: 2
by oneday » Fri Aug 11, 2017 3:32 pm

Just bought an lami auto with a typhoon 125 engine kitted with a malossi 172. Thing wont move with a b9 plug in but fine with a b7, is this ok?

Is a...

2 Replies

11433 Views

Last post by oneday
Fri Aug 11, 2017 9:05 pm
Pit bike engine

Last post by Ginch
Replies: 12
by ducksta » Thu Apr 20, 2017 11:45 pm
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Hi guys will I get a pit bike engine to fit in a vespa frame, I usualy take the arse end off the vespa and make a cradle but not done one with a...
12 Replies

26657 Views

Last post by Ginch
Mon Jun 12, 2017 11:47 pm
Non Starting Runner From Cold?

Last post by Treeman
Replies: 8
by Treeman » Mon Jun 23, 2014 9:02 am

Hi my SP Runner won’t start from cold on the electric start, it’s OK if you kick it. Had the carb looked at and the shop says it’s OK, but the...

8 Replies

15469 Views

Last post by Treeman
Thu May 11, 2017 11:17 am
Insuring Converted Scooters

Last post by gerryjunior
Replies: 3
by Bofs » Tue Dec 13, 2016 7:25 pm

Just wondering if it`s straightforward or not to declare the changes to your insurance company after conversion and who would be the best to deal...

3 Replies

13111 Views

Last post by gerryjunior
Tue Dec 13, 2016 11:07 pm
Scomadi 400

Last post by simonwwfc
Replies: 12
by Treeman » Fri Nov 04, 2016 11:04 am
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Hi,
I’ve been following the rider reports of the smaller cc Scomadi’s and they appear to be to be mixed. However the thought of a 400cc (and mainly...
12 Replies

27225 Views

Last post by simonwwfc
Mon Dec 12, 2016 7:39 pm
Inline toggle switch

Last post by oneday
Replies: 10
by oneday » Mon Sep 19, 2016 12:42 pm
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Just finnishing a chop with a 180 runner engine and thought i could get away without a fan on the rad. Now realise i am wrong so going to hard wire...
10 Replies

22755 Views

Last post by oneday
Tue Sep 20, 2016 11:31 am

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