Weber 48 IDA Diagram

1	1	Air cleaner to carb gasket	31716.056
2	2	Stud	64955.009
3	4	Stud	64955.003
4	1	Pump Rod	10410.021
5	1	Spring Retaining Clip	52140.007
6	1	Pump Spring	47600.103
7	1	Pump Plunger	58602.005
8	2	Pump Demand Valve	64290.003
9	4	Pump Jet Gasket	41530.012
10	2	Pump Jet (early style)	76402.050
11	1	Pump Exhaust Valve	79701.000
12	1	Needle Valve	79504.200
13	1	Needle Valve O Ring	41530.032
14	1	Top Cover Gasket	41705.021
15	1	Float Brass	41015.007
16	1	O Ring	41530.017
17	1	Float Spindle	64900.012
18	2	Auxiliary Venturi	69009.450
19	2	Venturi (Choke Tube)	72128.370
20	2	Idle Mixture Screw	64750.007
21	2	Idle Mixture Screw Spring	47600.007
22	1	O Ring	41530.008
23	1	Threaded Cover	61002.006
24	2	Progression Hole Inspection Cvr	61015.001
25	2	Throttle Shaft Nut	34710.003
26	2	Lock Washer	55520.004
27	1	Washer	55555.010
28	1	Throttle Return Spring	47610.066
29	1	Pump Lever	45034.074
30	1	Spring Washer	10140.502
31	1	Pin	58445.001
32	1	Throttle Shaft	10005.425
33	4	Throttle Shaft Screws	64570.006
34	2	Throttle Valves	64005.091
35	1	Throttle Return Spring	47610.067
36	1	Cam	14852.001
37	1	Throttle Lever	45034.066
38	1	Throttle Stop Screw Spring	47600.007
39	1	Throttle Stop Screw	64590.002
40	2	Compression Spring Cover	48000.007
41	2	Compression Spring	47600.063
42	2	Dust Cap	41570.001
43	2	Roller Bearing	32650.001
44	7	Stud	64955.012
45	2	Main Jet	73401.135
46	2	Emulsion Tube	61450.091
47	2	Air Corrector Jet	77401.120
48	2	Emulsion Tube Holder	52580.001
49	2	Idle Jet	74823.070
50	2	Idle Jet Holder	77903.120
51	1	Fuel Rail Bolt	12715.008
52	1	Gasket	41530.024
53	1	Fuel Banjo	10354.001
54	1	Gasket	41530.031
55	1	Fuel Filter Element	37020.005
56	1	Fuel Filter Cover Gasket	41530.024
57	1	Fuel Filter Cover	61002.010
58	2	Air Horn	52840.027
59	4	Air Horn Fixing Tab	52150.015
60	4	Air Horn Fixing Tab Nut	34725.003
61	2	Gauze Cover Nut	34725.003
62	7	Carburetor Top Cover Nut	34725.003
63	1	Filter Locating Ring	12775.026
64	1	Gauze Cover	37012.004
66	1	Pump Rod Bush	12750.077
	1	Gasket Set	92-0034-05
	1	Repair Kit w/float	92-1050-05

Original Specs Weber 48 IDA
Main Jets	135mm	Emulsion Tubes	F7
Air Corrector Jets	120mm	Venturis	37mm
Idle Jets	.70mm	Aux Venturis	4.50mm
Pump Jet	.50mm	Needle Valve	2.00mm
Pump Exhaust Jet		Float Measurement