Troy-Bilt 21A 665B063 5.5HP Roto Tiller Parts manual (2002)

For Discount Troy Bilt Parts Call 606-678-9623 or 606-561-4983

21A-665B063 5.5HP Roto-Tiller (2002) Page 1 of 21
Bumper

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21A-665B063 5.5HP Roto-Tiller (2002) Page 2 of 21
Bumper

Ref # Part Number Qty DescriptionS/P/F

19 1918749 Bumper (Includes Ref. 20)1
20 GW-1448 Decal - Caution1 /P
21 710-3073 Screw-hex hd., 5/16-18 x 2-1/4 Not avail.

4 S/F

separately (order #1918781 hardware kit)

22 736-0119 Lockwasher-5/16 Not avail. separately (order

23 712-0267 Nut-hex, 5/16-18 Not avail. separately (order

1918781 Hardware Kit Incl. four each of Refs. 21, 22

4 S/F

#1918781 hardware kit)

4 S/F

#1918781 hardware kit)

1

and 23

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21A-665B063 5.5HP Roto-Tiller (2002) Page 3 of 21
Drag Bar

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21A-665B063 5.5HP Roto-Tiller (2002) Page 4 of 21
Drag Bar

Ref # Part Number Qty DescriptionS/P/F

1 1917605 Hood-Tine cover, with hinged flap (Incl. hood

2 736-0169 Lockwasher, 3/82 S
3 GW-2527 Bracket-Hood & Depth Regulator (Incl. Ref.

4 1186328 Screw-flanged hex hd., 5/16-18 x 5/82 S
5 712-0291 Hex Locknut, 1/4-201 S
6 710-0597 Hex Hd. Screw, 1/4-20 x 11 /P
7 GW-9384 Spring-Depth regulator plunger1 S
8 GW-9534 Spacer1 /P
9 1185496 Roll Pin-1/4 x 1 (spiral)1

10 GW-1117A Bar Assembly-Depth adjustment (Incl. Refs.

1 /P

flap and Ref.17)

1 /P

No. 9)

1 S

11 and 12)

11 GW-9120 Ring-Retaining, tolerance ring1 /P
12 GW-9119 Knob-Depth regulator1 /P
13 710-3005 Hex Hd. Screw, 3/8-16 x 1-1/42 /P
14 GW-1113-1 Bushing-Spacer2 S
15 712-0798 Hex Nut, 3/8-162 /P
16 GW-20775 Drag Bar1 S
17 777S30652 Decal-Tiller operating instructions1
18 GW-9553 Hex Hd. Screw, self-tapping, 5/16-18 x 1/22 S
19 710-0599 Screw-flanged hex hd, self-tapping, 1/4-20 x

2 /P

1/2

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21A-665B063 5.5HP Roto-Tiller (2002) Page 5 of 21
Drive

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21A-665B063 5.5HP Roto-Tiller (2002) Page 6 of 21
Drive

Ref # Part Number Qty DescriptionS/P/F

?1 Engine-standard recoil start See your local

2 1917326001 Bracket, Clutch Cable1 S
3 736-0119 Lockwasher-5/166 S
4 710-0107 Hex Hd. Screw, 5/16-24 x 1/22 /P
5 777S30651 Decal, Hot Surfaces/Belt Warning1
6 1917139 Cover (Incl. Ref. 5)1 S
7 712-3004A Flange Lock Nut, 5/16-182 /P
8 914-0135 Key, 3/16 x 1-1/22 /P

9 GW-1138-1 Shim1 S
10 1916520 Pulley, Engine Drive1 S
11 GW-9944 Belleville Washer2 S
12 910-0672 Hex Hd. Screw, 5/16-24 x 1-1/82 S
13 710-3103 Hex Hd. Screw, 5/16-18 x 21 /P
14 1918731 Reverse Idler Arm1 S
15 1916535 Pulley, Reverse Idler1 /P
16 1107382 Flat Washer, 5/162 /P
17 1916725 Belt Guide, Wire Formed1 S
18 910-0888 Hex Hd. Screw, 5/16-24 x 11 S

?19 1917746 Washer, Shoulder1 S

20 GW-9929 Washer, Flat, 1-1/83 /P
21 1916728 Spring, Reverse Return1 S
22 1916522 Transmission Pulley1 S
23 GW-1440 Support Washer1 S
24 1918812 Reverse Clutch Belt1 /P
25 1909404 Forward Clutch Belt1 /P
26 1900396 Self-tapping. Screw, #10-32 x 1/24 /P
27 GW-20673 Guard, Belts/Pulleys1 S
28 712-3009 Hex Nut, 5/16-184 S
29 1186329 Hex Flange Screw, 5/16-18 x 3/44 S/F
30 1916797001 Engine Support Bracket, left side1 /P
31 1916796001 Engine Support Bracket, right side1 S
35 710-0805 Hex Hd. Screw, 5/16-18 x 1-1/23 /P
36 777I20942 Decal, Stabilization1
37 1918774 Mounting Bar2 S
38 GW-90063 Hex Flange Screw, 5/16-18 x 12 /P
39 710-3073 Hex Hd. Screw, 5/16-18 x 2-1/42 S/F
40 736-0275 Flat Washer, 5/161 S
41 1918846 Belt Guide, Fwd Belt2 S
42 GW-55088 Pivot Bushing2 /P
43 736-0119 Lockwasher, 5/162 S
44 712-0267 Hex Nut, 5/16-182 S
45 1917746 Washer, Shoulder2 S
46 1918744 Idler Arm, Forward Tiller Direction1 S
47 1767754 Screw, self tapping, #10-241 /P
48 1916727 Spring1 /P
49 712-3000 Hex Locknut, 5/16-182 S
50 GW-9090 Idler Pulley, Forward1 S
51 710-0347 Screw, 5/16-18 x 1-3/41 /P
52 712-0158 Hex Locknut, 5/16-181 S
53 1754128 Screw, 1/4-20 x 3/41 /P

1

authorized engine service dealer for engine
parts or service. Refer to engine nameplate
for engine type and code information.

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For Discount Troy Bilt Parts Call 606-678-9623 or 606-561-4983

21A-665B063 5.5HP Roto-Tiller (2002) Page 7 of 21
Drive

Ref # Part Number Qty DescriptionS/P/F

54 736-0463 Flat Washer-1/41 S

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