CARB SPARES - FITTINGS - FILTERS

CARB - CARB SPARES - FITTINGS - FILTERS

For Information as to what is fitted/supplied in a carb as standard when purchased new.  Click Here

JETS - Quick guide
Amal main jet - part number 17 (376/100+size) - Fits mark 1 and 2 - Range from 140 to 400 
Amal idle / power jet - part number 26 or 46 (124/126+size) - Fits mark 1 and 2 - Range from 20 to 90 
Dellorto main jet part number 4576 - Fits SI etc.- push in type - Range from 80 to 135 
Dellorto main jet part number 6413 - Fits PHB etc.- thread size 6mm - Range from 50 to 180 
Dellorto idle jet part number 1488 - Fits PHBG - thread size 5mm - Range from 30 to 70
Dellorto main/idle jet part number 1486 - Fits PHB/SH etc.- thread size 5mm - Range from 40 to 140
Dellorto idle jet part number 12995 - Fits VHSB etc.- thread size 5mm - Same as 1486 but 4mm longer - 1486 can be used as a substitute - Range from 30 to 120 
Dellorto idle jet part number 11600 - Fits PHVA and PHVB Carbs.- thread size 4mm - Range from 30 to 120
Dellorto long idle jet part number 3360 - Fits SH etc.- thread size 5mm - Range from 32 to 55 
Dellorto long idle jet part number 8022 - Fits SH etc.- thread size 5mm - Same as 3360 but longer tip - 3360 can be used as a substitute - Range from 32 to 55
Dellorto long idle jet part number 9892 - Fits SI/H etc.- thread size 5mm - Shorter than 11868 to suite the shorter in height H type carb - Range from 48/100 to 55/160 
Dellorto long idle jet part number 6935 - Fits SI early etc.- thread size 5mm - Range from 48 to 55 - no air correction hole as in later models 
Dellorto long idle jet part number 11868 - Fits SI etc.- thread size 5mm - with air corrector hole - Range from 48/100 to 55/160 
KN main jet - Thread size 4mm - Range from 74 to 100 
TK main jet - Thread size 6mm - Range from 74 to 100 
GURTNER main jet - Thread size 6mm metric fine .75mm pitch - Range from 56 to 120 in increments of 2 
MIKUNI main jet 4/042 - Range from 50 to 500. 50 to 200 in increments of 5, 200 to 500 in increments of 10 
MIKUNI idle jet for VM, TM, TMX - Range from 10 to 30.In increments of 2.5


 GURTNER JET

COMMON DELLORTO JETS

Dellorto Carb

Main Jet Type

Idle Jet Type

MA 18mm + 19mm

1486 (5mm)

3360

MB 21mm + 23mm

1486

3360

PHBE 30mm - 38mm

6413 (6mm)

1486

PHBG 15mm - 21mm

1486

1488

PHBH 26mm - 30mm

6413

1486

PHBL 20mm - 26mm

6413

1486

PHBN 12mm - 17.5mm

6413

11600

PHF 30mm - 36mm

6413

1486

PHM 38mm - 41mm

6413

1486

PHVA 12mm - 17.5mm

6413

11600

PHVB 18mm - 22mm

6413

11600

SHA1 18 + 20mm

1486

 3360

SHA2 22mm

1486

 3360

SHA 9mm - 16mm

1486

 -

SHB 10mm - 16mm

1486

3360

SHBC 19mm - 20mm

1486

3360

SHBC 19mm + 20mm PK

1486

8022

SI 17 to 21mm

4576 (push in)

6935

SI20 + SI24 DE+G 20mm+24mm

4576

11868

SI24H

4576

9892

VHSA 28mm + 32mm

6413

1486

VHSH 30mm + 32mm

6413

12995 or 1486

VHBT 27mm - 30mm

6413

1486

VHSB 34mm - 39mm

6413

12995 or 1486

 


MIKUNI TM24 JET KIT
Main jets - 180, 200, 210, 220.
idle jets - 12.5, 17.5.
Atomizer - 454 Q2.

 

MIKUNI TM24 Needle kit - 
615 L08, 615 J20 + needle clip



Mikuni Idle Jet

FILTER FITMENT GUIDE

Amal Carb - Mark 2

Main Jet Type

Idle Jet Type

Air Filter Size

28mm to 34mm

376/100+size

124/026+size

57mm use 54mm

Dellorto Carb

Main Jet Type

Idle Jet Type

Air Filter Size

MA 18mm + 19mm

1486

3360

32mm

MB 21mm + 23mm

1486

3360

 

PHBE 30mm - 38mm

6413 (6mm)

1486 (5mm)

 

PHBG 15mm - 21mm

1486

1488

32mm

PHBH 26mm - 30mm

6413

1486

42mm for threaded and unthreaded.

PHBL 20mm - 26mm

6413

1486

39mm

PHBN 12mm - 17.5mm

6413

11600

37mm use 35mm

PHF 30mm - 36mm

6413

1486

 

PHM 38mm - 41mm

6413

1486

 

PHVA 12mm - 17.5mm

6413

11600

37mm use 35mm

PHVB 18mm - 22mm

6413

11600

42mm

SHA1 18 + 20mm LAM Li

1486

 3360

 

SHA2 22mm  - LAM GP

1486

 3360

45mm

SHA 9mm - 16mm

1486

 -

-

SHB 10mm - 16mm

1486

3360

62mm use 60mm
Not for studded version

SHBC 19mm - 20mm

1486

3360

62mm use 60mm
Not for studded version

SHBC 19mm + 20mm PK

1486

8022

62mm use 60mm

SI 17 to 21mm

4576

6935

 

SI20 + SI24 DE+G 20mm+24mm  PX

4576

11868

Carb Box 57.5mm use 54mm

SI24H   T5

4576

9892

Carb Box 57.5mm use 54mm

VHB 28mm - 30mm

6413

1486

40mm use 39mm

VHBT 27mm - 30mm

6413

1486

 

VHBZ 22mm

6413

1486

32mm

VHSA 28mm + 32mm Flat slide

6413

1486

 

VHSH 30mm - 34mm Flat slide

6413

12995 or 1486

65mm

VHSB 34mm - 39mm Flat slide

6413

12995 or 1486

65mm

Dellorto Spaco Carb

Main Jet Type

Idle Jet Type

Air Filter Size

PHBH 28mm and 30mm

6413

1486

38mm

Mikuni Carb

Main Jet Type

Idle Jet Type

Air Filter Size

VM 20mm

4/042

 

41mm use 39mm

TM 24 mm

4/042

 

44mm use 42mm

TM 28 mm

4/042

 

44mm use 42mm

TMX 35 mm

 

 

60mm


 

REPLACING YOUR STANDARD AIR FILTER BOX WITH A CLAMP ON AIR FILTER MAY 
REQUIRE AN INCREASE IN CARBURETTOR MAIN JET BY 10 to 15%