Carburettor Set-ups

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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.

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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:

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

Topics

RT225 SET UP ?

Last post by woody

by woody » Wed Oct 17, 2018 10:46 am

Hi , can anybody give a jetting guide for my rt225 engine please ? It will be running a 26PHBL carb , clubman exhaust and using 16/46 chain with an...

0 Replies

8197 Views

Last post by woody
Wed Oct 17, 2018 10:46 am
28 mm dellorto spit back

Last post by Minority
Replies: 8
by Scootermonkey » Tue Jul 14, 2015 3:45 am

Just fitted a 28mm dellorto to a standard cast iron 200 Lambretta, along with a Scootopia clubman type exhaust. Main jets supplied with the carb were...

8 Replies

9554 Views

Last post by Minority
Mon Aug 13, 2018 11:56 am
Delortto PHBH X needles

Last post by Scooterdude
Replies: 29
by Scooterdude » Sun Apr 15, 2018 8:37 am
1

2

3
The general consensus is x7; x2; or x13 but has anyone had any success with say the x10 (same taper length of 20mm as an x7) but with a 1.4mm point...
29 Replies

23165 Views

Last post by Scooterdude
Fri Jun 01, 2018 2:27 pm
Rb25

Last post by lou
Replies: 2
by lou » Wed May 02, 2018 8:24 am

Hi
Anyone got a starting point for RB25 2016 spec 30m VHSH
Chiselspeed cst4 exhaust at present
K92 needle
DQ 268
Pilot 60
Choke 60
Slide 50...

2 Replies

4270 Views

Last post by lou
Sun May 13, 2018 9:06 am
Atomiser modification

Last post by Scooterdude
Replies: 3
by Scooterdude » Sun Apr 01, 2018 10:13 am

Got a AS 266 atomiser drilled out to 267 by Harry Barlow, problem is its an AS and not the shorter AV was thinking of turning it down to the same...

3 Replies

4520 Views

Last post by Scooterdude
Sat Apr 07, 2018 4:00 pm
RT195/30mm PHBH/BGM clubman set up.

Last post by Scooterdude
Replies: 9
by Meds » Thu Feb 25, 2016 9:47 am

RT195/60x110 crank/BGM clubman/30mm PHBH. BGM ignition 17deg by strobe, no advance retard set up.
Port timings set up as per MB advice (piston level...

9 Replies

12228 Views

Last post by Scooterdude
Sun Mar 04, 2018 9:02 pm
Mugello 225 jetting

Last post by Fruitjuice

by Fruitjuice » Thu Jan 11, 2018 9:46 pm

Mugello 225, standard crank, ScootRS pipe.
Remote filter.
Main jet 128
Slide 40
Needle X7 2nd clip from top
Idle 55
Choke 70
Atomiser AV266
Little...

0 Replies

3557 Views

Last post by Fruitjuice
Thu Jan 11, 2018 9:46 pm
VHSH emulsion tube?

Last post by Andy W
Replies: 8
by Andy W » Wed Jul 19, 2017 9:08 pm

Hi guys can anyone tell me if I can run without the little emulsion tube fitted above the pilot jet? If so what effect would this have on the pilot...

8 Replies

6383 Views

Last post by Andy W
Wed Jan 10, 2018 9:02 am
25 phbl advice

Last post by bazza3004
Replies: 2
by bazza3004 » Tue Dec 05, 2017 2:09 am

Mates got a gp topend bored out to 180cc with JL3 and delly 25 phbl. Any help with jetting advice would be very welcome.

2 Replies

3584 Views

Last post by bazza3004
Wed Dec 06, 2017 3:35 pm
20mm Dellorto on LIS 150!

Last post by Martin20
Replies: 3
by Martin20 » Sat Aug 05, 2017 11:02 am

Morning Guys.
Having problems with my 18mm delly on my 150 Special, so want to swap it for a 20mm one I have in the garage. Anyone running one with a...

3 Replies

4283 Views

Last post by Martin20
Wed Aug 23, 2017 9:17 am
SH2/22 SETUP

Last post by Rodders1964
Replies: 7
by Rodders1964 » Wed Jul 26, 2017 11:33 pm

Hi,

I have an LI125 S3 with a 42mm clubman exhaust.
I've recently fitted a gp150 inlet manifold and a Scootopia SH2/22 carb.
Can anyone tell me...

7 Replies

6531 Views

Last post by Rodders1964
Thu Jul 27, 2017 8:14 pm
Atomisers

Last post by Daggs

by Daggs » Wed Jul 26, 2017 8:22 pm

In a Dellorto 18mm/20mm/Jetex/Scootopia 22mm. What is the order of atomiser richness.

0 Replies

2771 Views

Last post by Daggs
Wed Jul 26, 2017 8:22 pm
D22 needle

Last post by holty
Replies: 2
by dave wheeler » Mon Jul 10, 2017 11:42 am

Got a 190 Suzuki with a 25 phbl, at 264 needle jet and a d22 needle, got a weak spot at the very start of the needle range, can anyone suggest a...

2 Replies

3592 Views

Last post by holty
Mon Jul 10, 2017 4:11 pm
D22 needle

Last post by YAMLAM
Replies: 1
by dave wheeler » Mon Jul 10, 2017 9:43 am

Got a 190 Suzuki with a 25 phbl, at 264 needle jet and a d22 needle, got a weak spot at the very start of the needle range, can anyone suggest a...

1 Replies

2763 Views

Last post by YAMLAM
Mon Jul 10, 2017 11:35 am
25mm phbl jetting

Last post by cgt75b
Replies: 1
by servetaeire » Mon Jul 03, 2017 8:41 pm

any jetting recommendations for Gp200 stg 4 Indian Barrel
using af bigbore and 25mm phbl short inlet and rubbermount and breathsweet filter

1 Replies

3008 Views

Last post by cgt75b
Tue Jul 04, 2017 7:34 pm
Gt186, mikuni tm30

Last post by blue

by blue » Sun Jul 02, 2017 4:52 pm

Is anyone running this set up? Looking for advise on jetting.
Gt186
Tm30
Franspeed race
Timing static 17 degrees

Cheers

0 Replies

2780 Views

Last post by blue
Sun Jul 02, 2017 4:52 pm
26mm set up

Last post by servetaeire
Replies: 4
by servetaeire » Fri Jun 23, 2017 6:49 pm

stage 4 gp200 small block with Af big bore 42mm with breath sweet filter
had probs in italy with pwk 28mm and pm pipe would not work with breath...

4 Replies

3101 Views

Last post by servetaeire
Sat Jun 24, 2017 7:03 pm
Monza 225 phbh 30 and tsr evo exhaust

Last post by Bensmith225
Replies: 5
by Bensmith225 » Sat Jun 17, 2017 3:27 pm

Running a monza 225 phbh 30 and a tsr evo exhaust, pulls clean but the cht seems high to me (between 130-145'C). I'm running 50 slide 55 idle av266...

5 Replies

3728 Views

Last post by Bensmith225
Sun Jun 18, 2017 5:17 pm
Help With Starting Point Please

Last post by alanscottj
Replies: 1
by Mark 1 » Tue May 23, 2017 7:32 pm

Hi folks,
I'm hoping someone with a similar set up can provide a starting point for jetting a Mikuni TMX 35.

Engine is TS1 with MB Road/race tune,...

1 Replies

2609 Views

Last post by alanscottj
Mon May 29, 2017 10:30 am
Can I tweak my carb set up by adjusting my ignition timing

Last post by Snails
Replies: 5
by Snails » Fri May 12, 2017 9:36 am

Hi

Ive been trying to get my carb set up correctly but I seem to have run out of options. With one needle clip setting its too lean and with the...

5 Replies

4199 Views

Last post by Snails
Sat May 13, 2017 10:25 pm
Decent modern carb set up for Indian stage 4 top end

Last post by HxPaul
Replies: 7
by eadmr04 » Sat Mar 25, 2017 11:02 pm

I've got a GP200 with the standard Indian stage 4 top end and Indian Clubman exhaust. I want to try modern carb and wondered if anyone has any...

7 Replies

5295 Views

Last post by HxPaul
Tue Mar 28, 2017 2:28 pm
jetting

Last post by millmill123

by millmill123 » Sun Mar 12, 2017 2:18 pm

Need a set up please. RB 225 60mm/110 AF race crank 34mm VHSB NK race. all ran in still running rich many thanks

0 Replies

2805 Views

Last post by millmill123
Sun Mar 12, 2017 2:18 pm
Rapido 225 Lack of top end power..Carb set up wrong?

Last post by joespeed
Replies: 11
by nicholashay » Sun Jan 10, 2016 11:56 pm
1

2
Hi,

I have a new build, still riding in with only 25 miles on the clock. Revs out with good power in 1st, 2nd and 3rd. Power drops in 4th. Revs drop...
11 Replies

11848 Views

Last post by joespeed
Thu Feb 23, 2017 8:54 pm
Mikuni TM-30 Jetting for TS1-225

Last post by peter357bikes
Replies: 2
by Norrie Bodge » Sat Aug 20, 2016 5:19 pm

hi
is anyone using a Mikuni TMX-30 carb on a TS1-225
i wanna ballpark starter jetting please...
its gonna be fitted onto Indian casings with a 58 x...

2 Replies

3622 Views

Last post by peter357bikes
Mon Jan 23, 2017 7:41 pm
TS1 & VHSH 30

Last post by Boreham
Replies: 10
by Boreham » Sun Jan 08, 2017 8:43 pm
1

2
Tried several searches, anyone have a start point for this carb, the needle selection is endless!
TS1 with Franspeed race pipe.
10 Replies

7427 Views

Last post by Boreham
Wed Jan 11, 2017 10:41 am

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