33
3
2
1
Item Part No.
Description
1
753-04510
Air Cleaner Cover Assembly (includes 2 & 33)
2
791-180350B Air Cleaner Filter
3
791-180351
Carburetor Mounting Screws
4
753-1194
Choke Plate
5
753-04227
Choke Lever
6
753-04807
Carburetor Assembly (includes 7 & 17)
7
791-610675
Carburetor Gasket
8
791-181860
Carb Mount Screw
9
791-683974B Primer and Hose Assembly
10
753-1196
Carburetor Mount Assembly
(includes 8, 11 & 12)
11
791-684451
Reed Assembly
12
753-1208
Carburetor Mount Gasket
13
753-04321
Crankcase Service Assembly (includes 8)
14
791-612134
Rear Mounting Pad
15
791-182767
Fuel Cap Assembly
16
791-181086
Fuel Return Line
17
791-682039
Fuel Line Assembly
18
791-182767
Fuel Tank Assembly (includes 15-17)
19
791-145308
Front Mounting Pad
20
791-182736
Flywheel Assembly
21
791-610303
Square Nut Drive
22
753-1202
Plate Screw
23
753-04288
Palnut
24
753-04928
Pressure Plate (includes 22 & 27)
25
753-04823
Recoil Pulley Assembly (includes 23)
26
753-04286
Recoil Spring
E20
YM400 PARTS LIST
5
9
4
6
7
8
10
11
12
43
44
ENGINE PARTS - MODEL YM400
15
14
16
46
19
18
20
13
21
45
47
48
42
39
41
40
Item Part No.
27
753-04824
28
791-611061
29
791-181079
30
791-613103
31
791-182673
32
791-181862
33
791-181345
34
753-04242
35
753-05021
36
753-04466
37
753-05056
38
753-04702
39
753-04324
40
791-611063
41
791-610311B Spark Plug
42
753-04619
43
753-04620
44
753-05169
45
753-04367
46
791-182723
47
753-04182
48
753-04814
*
753-1209
*
753-04689
*
753-04826
*
not shown
2-CYCLE GAS TRIMMER
17
22
23
24
29
25
26
27
28
33
38
34
Description
Eyelet Retainer
Rope Guide
Pull Handle
Rope
Switch Assembly
Housing Screw
Cover Screw
Wire Lead
Starter Housing Assembly (includes 22-34)
Anti-Rotation Screw
Clamp Assembly (includes 36)
Shroud Extension and Stand (includes 33)
Module Assembly
Ground Tab
Exhaust Gasket
Muffler Mounting Bolt Assembly
Muffler Assembly
(includes 42, 43, and Spark Arrestor)
Piston & Rod Assembly
Cylinder Bolt
Cylinder Gasket
Cylinder Assembly (includes 46 & 47)
Piston Ring Set
Spark Arrestor
Short Block Assembly (includes 8, 13, 41 & 45-48)
30
31
32
36
33
37