MTD 450 warranty Ref. Part No

Ref. Part No. Part Description

1.686-0111 Belt Cover Bracket Ass’y

2.710-0237 Hex Bolt 5/16-24 x .62”

3.710-0412 Hex Bolt 1/4-28 x .75”

4.710-0520 Hex Washer Screw 3/8-16 x 1.50”

5.710-1039 Hex Bolt 3/8-24 x 1.0

6.710-0599 Hex Washer Screw

7.710-0723 Hex Cap Screw 3/8-16 x 1.25

8.712-0266 Lock Jam Nut 3/8-16

9.712-0267 Hex Nut 5/16-18

10.714-0104 Internal Cotter Pin

11. 736-0104 Hairpin Clip

12.736-0119 Lock Washer 5/16”

13.736-0176 Flat Washer .25 ID x .93 OD

14.736-0271 Spring Washer .317 ID x .625 OD

15.736-0329 Lock Washer 1/4” ID

16.736-0452 Bell Washer .396 ID x 1.14 OD

17.738-0876 Shoulder Nut 7/16-20

18. 746-1117 Clutch Cable

19.747-1159 Idler Pulley Rod

20.754-0434 V-Belt

21.756-0405 Flat Idler w/Flange 3.75 OD

22.756-0971 Outer Engine Pulley Half

NOTE: For painted parts, please refer to the list of color codes below. Please add the applicable color code, wherever needed, to the part number to order a replacement part. For instance, if a part numbered 700-xxxx is painted Red, the part number to order would be 700-xxxx-0638.

Red: 0638

Powder Black: 0637

Oyster Gray: 0662

Ref. Part No. Part Description

23.756-0972 Inner Engine Pulley Half

24.	756-1162	Input Pulley
25.	786-0064A	Idler Bracket

26.786-0185 Belt Keeper Bracket

27.786-0187 Shift Cover Bracket

28.786-0193 Idler Belt Keeper

29.634-04231 Wheel Assembly 16.0 x 4.6 x 8 734-0808 Tire Only 16.2 x 4.6

30.634-04230 Wheel Rim Assembly

31. 734-0255 Air Valve

32.710-0606 Hex Head Screw 1/4-20

33.712-04064 Flange Lock Nut 1/4-20

34.710-0382 Hex Bolt 1/2-13 x 5.0

35.712-0206 Hex Nut 1/2-13

36.723-0381 Counterweight 40 lbs.

37. 736-0326 Flat Washer

38.736-0921 Lock Washer 1/2

39.710-0653 Hex Screw 1/4-20 x .375

40.710-1017 Screw 1/4-14 x .625

41. 712-0392 Lock Nut

42.736-3020 Flat Washer .271 ID x .630 OD

43. 784-0158A Belt Cover

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Illustrated Parts List

Model 450

Series

To order replacement

parts, contact

1(800) 800-7310 or visit

www.mtdproducts.com

NOTE: Specifications are subject to change without notification or obligation.

Images my not reflect your exact model and are for reference purposes only.

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