HSK635-1723C
Page 1 of 4
Engine Parts List #1
HSK635-1723C
Page 2 of 4
Engine Parts List #1
Ref # Part Number
Qty Description
1
0
1 Cylinder (Order S/B if replacement is needed)
1 Air Vane
1
6B 490291A
9 570707
4 530110
9A 530104A
9 530150
0 290602
3A 570644
4A 650579
1 310283A
2 310289
3 310167
5 310235B
6 650633
9A 510323A
9 510292A
5 510319
7 530105
9A 611032
0 611066
2 650815
3 650390
00 34443C
01 610118
03 651007
05A 650796
19 510274A
20 250240B
31 650477
35 611049
63 650838
69 510325A
72A 570708
74 650579
77A 650959
84 510326A
86 490322
87 570438A
16 570645
57 650911
58 350422
60 350437
61 650737
74 510207A
77 650869
85 590551A
87 650926
25 29443
30 611131A
70K 36695
80 640086A
90 590743
1
2
1 Extension Spring
1 Ball Bearing
1 Cartridge Bearing
1 Needle Bearing & Liner Set (37 Needle s)
1 Crankshaft
2
2
3
3
3
1 Cover Plate
4 Screw, T-25, 10-24 x 1/2"
1 Piston & Pin Ass'y. (Incl. 43)
2 Ring Set
2 Piston Pin Retaining Ring
1 Connecting Rod Ass'y. (Incl. 29, 29A, & 46)
2 Connecting Rod Bolt
1 * Cover Plate Gasket
1 * Cylinder Cover Gasket
2 Oil Seal
1 Cartridge Bearing
1 Adapter Sleeve
1 Flywheel
1 Belleville Washer
1 Flywheel Nut
1 Solid State Ignition (Incl. 101)
1 Spark Plug Cover
2 Screw, T-15, 10-24 x 15/16"
4 Stud
1 * Cylinder Head Gasket
1 Cylinder Head
5 Screw, T-30, 1/4-20 x 3/4"
1 Resistor Spark Plug (RCJ8Y)
1 Washer
1 * Compression Release Cover Gasket
1 Compression Release Cover
1 Screw, T-25, 10-24 x 1/2"
2 Screw, 5/32, 1/4-20 x 1"
2 * Carburetor Gasket
1 Governor Link
4
4
4
4
4
6
6
7
7
8
9
9
9
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
2
2
2
2
2
2
2
2
3
3
1 Spacer
1 R.P.M. Adjusting Lever
4 Screw, T-30, 1/4-20 x 5/8"
1 Blower Housing Base (Incl. 75)
1 Blower Housing
4 Screw, 1/4-20 x 1/2"
1 * Exhaust Gasket
2 Screw, 1/4-20 x 2-3/4"
1 Starter Cup
3 Screw, 8-32 x 21/64"
1 Wire Clip
1 Wire Harness
1 Starter Decal
1 Carburetor (Incl. 184)
1 Rewind Starter (Note: this engine could have been built with
the 590712 starter)
3
3
3
400 510324B
1 Gasket Set (Incl. items marked PK in notes)
HSK635-1723C
Page 3 of 4
Engine Parts List #2
HSK635-1723C
Page 4 of 4
Engine Parts List #2
Ref # Part Number
39A 35815
75C 390332
83 570434
84 650431
20 730227B
Qty Description
2
2
1 Air Cleaner Gasket
1 Muffler (Incl. 274 & 277)
1 Carburetor Baffle
2 Screw, T-25, 10-32 x 5/8"
1 2-Cycle Oil (8 oz.)
3
3
4