Diag No. Description Sizes/options available

 

Diag No. Description
1 Venturi VHSB 34, 38 & 39 25 Choke retaining screw
2 Needle VHSB K1 to K95 26 Lever choke assy
2 Needle VHSA U1 to U25 27 Choke O ring
3 Needle jet/atomiser FN (34QD only) 258, 260, 262, 264, 266, 268, 28 Choke cable adjuster & locknut
3 Needle jet/atomiser DP VHSB 264,266,268 & 270 29 Choke support
3 Needle jet/atomiser DQ VHSB 258 to 274 in steps of 1 30 Choke spring
3 Needle jet/atomiser ET VHSA 262 31 Choke piston
4 Slide (Carb. With insert guide) VHSB 30, 35, 40, 45, 50. 32 Float pin
4 Slide (Carb. Without insert guide) VHSB 30, 40, 45 & 50 33 Float arm
4 Slide, chrome (With insert guide) VHSB 40, 45 & 50 34 Float bowl gasket Part of gasket set No. 53
4 Slide VHSA 40, 50,  55, 60 & 65 35 Float bowl for individual floats
5 Main Jet 56 to 330, in steps of 1,2 & 3. Please ask. 36 Spring washer
6 Idle jet emulsion tube VHSB 30,32,34,35,36,38,40,42,44,45,46,48,50,52,55 58,60,62,65,68,70,75 37 Float bowl screw
6 Idle jet emulsion tube VHSA CD1 38 Main jet fuel filter VHSB
7 Idle jet (short) 30 to 198, in steps of 1,2 & 3. Please ask 39 Float bowl nut O ring Part of gasket set No. 53
8 Idle jet (deep) VHSB, some models 40,42,44,45,46,48,50,52,55,58,60,62,65,68,70 75,120 40 Float bowl nut
9 Choke jet 40, 50, 55, 60, 65, 70, 75, 100 41 Atomiser guide
10 Float needle valve 150, 170, 200, 225 41 Needle/Atomiser bush Rotax Max FN tube
10 Float needle valve 250, 270, 300, 350, 400 42 Needle valve washer
11 Float, single 1 (3.5g), 3 (3.5g), 4 (4.5g), 5 (2.8g) 43 Anti surge washer, main jet
12 Float assy (double)

0.1

44 Air screw
13 Rubber cable cap Also in gasket set no. 53 45 Mixture screw spring
14 Cable adjuster 46 Stop screw spring
15 Carburettor top VHSB 47 Throttle stop screw
Carburettor top VHSA 48 Filter
16 Cable adjuster & locknut 49 Fibre washer Part of gasket set No. 53
17 Cable elbow 90 degrees 50 Filter screw cap
17 Cable elbow 70 degrees 51 Float bowl
17 Cable elbow 40 degrees 52 Float bowl for 1 piece float assy
18 Cable holder 53 Gasket set VHSA
19 Needle circlip 53 Gasket set VHSB
20 Slide spring (0.6Kg/58mm) VHSB 54 Slide spring 0.22kg/28mm
20 Slide spring (1Kg/58mm) VHSB 54 Slide spring 0.25kg/28mm
20 Slide spring VHSA 55 Slide spring washer
21 Slide insert guide VHSB 56 Cable retainer
22 Top cover gasket Part of gasket set No. 53 57 Needle washer
23 Rubber cap 58 "Aprilia" slide 35,40,45 & 50
24 Carburettor top VHSB Including swivel 40 degree elbow 59 Carburettor top