User Guide

CH20-64500 Page 18 of 30
Head/Valve/Breather - Style "A"
Ref # Part Number Qty Description
1 24 755 75-S Kit, valve cover - oil fill Includes 2-51
2 24 153 12 O-Ring2
3 24 153 09-S O-Ring1
4 24 086 32-S Screw, hex. cap - shoulder M6x1.0x238
7 25 755 13-S Kit, oil fill cap Includes 81
8 12 153 03-S O-Ring1
9 24 445 01-S Strap, lifting1
10 M-0640034 Screw, hex. flange M6x1.0x344
11 24 755 61 Kit, valve train Includes 12-15,39. For individual component
reference only, before Serial No. 2520800017. Replaced by
24-755-66
1
12 24 146 09 Plate, guide Use before Serial No. 2520800017. Replaced
by 24-755-66
1
13 M-0631005 Washer, plain 6 mm Use before Serial No. 25208000171
14 24 186 03 Arm, rocker Use before Serial No. 25208000174
15 24 194 02 Pivot, rocker arm Use before Serial No. 2520800017.
Replaced by 24-755-66
4
16 12 086 16-S Screw, hex. flange M10x1.5x918
17 24 016 01-S Valve, exhaust (Std.)2
17 24 016 02-S Valve, exhaust (.25 O.S.)2
18 24 318 09-S Head assembly, #1 cylinder1
19 235011-S Retainer, spring4
20 24 089 02-S Spring, valve4
21 12 173 01-S Cap, valve spring4
22 12 755 03-S Kit, retainer4
23 24 032 05-S Seal, valve stem2
24 24 017 01-S Valve, intake (Std.)2
24 24 017 02-S Valve, intake (.25 O.S.)2
25 24 755 74-S Kit, valve cover - plain Includes 2,4,51
26 24 402 03-S Reed, breather1
27 12 018 01-S Retainer, breather reed1
28 M-0545010 Screw, hex. flange M5x0.8x101
29 24 050 01-S Filter, breather1
30 24 033 01-S Kit, breather w/plug Includes 31,321
31 X-75-23-S Plug, allen hd. 1/8"1
32 24 041 23-S Gasket, breather1
33 X-426-9-S Clamp, hose1
34 24 326 06 Hose, breather1
35 M-0645020 Screw, hex. flange M6x1.0x204
37 24 318 10-S Head assembly, #2 cylinder1
38 24 041 08-S Gasket, cylinder head2
39 24 411 04 Rod, push Use after Serial No. 2424400007. Replaced by
24-755-66
4
40 12 351 01 Lifter, valve4