
For Discount Troy Bilt Parts Call 606-678-9623 or 606-561-4983
12079 JUNIOR VI OPC (4HP) (S/N 120790100101-UP) Page 1 of 16
ENGINE, PULLEYS & BELTS
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12079 JUNIOR VI OPC (4HP) (S/N 120790100101-UP) Page 2 of 16
ENGINE, PULLEYS & BELTS
Ref # Part Number Qty DescriptionS/P/F
1 20754 BRKT-ENG LT P40
2 20755 BRKT-ENG RT PNT0 S
3 20673 PAN-ENG BRKT PNT0 S
4 90044 SCR-HFLK 5/16-18X.75 ZP0
5 GW-9912 WASHER-LK .312 ZP0 S
6 1100799 SCR-HH 5/16-18X1.5 G5 ZP0 S
7 GW-9801 NUT-HEX 5/16-18 ZP0 S
8 1900396 SCR-HW M10-32X.5 THRD ROLL0 /P
9 0 ENGINE, FOR TILLER MODELS 15006 AND
10 97075 BELT-FLAT (SEE BELT SET BELOW)0 S
11 20882 PULLEY-REV DRILL/TAP0
12 9561 SCR-SS 1/4-20 X .250 S
13 9361 KEY-WOODRUFF #50 S
14 1909404 BELT-V GROOVE FWD SMFRAME (SEE
0 F
12079 ONLY
0 /P
BELT SET BELOW)
11516 BELT SET (INCL. 10 & 14)0
15 20765 PULLEY-ENGINE MACH0
16 GW-9549 SCR-HH 3/8-24X1.0 G5 ZP0 S
17 9925 WASHER-.994X.413X.1450
18 9301 KEY-.188 SQX1.00 S
19 97078 SPACER-.938X.755X1.440
20 1138-2 SHIM-1.0X.7656X.0310 S
21 20555 GUIDE-BELT FWD0
22 9573 SCR-HWH 1/4-20 X .75 STH0 S
23 GW-9900 WASHER-FLAT 1/4 SAE0 S
24 20916 COVER-BELT W/DECAL (INCL. 31)0 S
24 1904569 COVER-BELT W/DECAL (INCL. 31)
25 GW-9848 NUT-HFLK 5/16-18 ZP0 S
26 20890 STOP-BELT0
27 9655 SCR-HH 5/16-24X.75 G5 ZP0 S
28 GW-9902 WASHER-FLAT 5/16 SAE0 S
29 55053 DECAL-HOT SURFACE0
29 1904549 DECAL-HOT SURFACE 150060400101 & UP0
30 1900766 DECAL-STARTING STABIL0
31 20818 DECAL-BELT COVER OPC0 S
31 1904557 DECAL-BELT COVER 150060400101 & UP0
0 S
150060400101 & UP
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12079 JUNIOR VI OPC (4HP) (S/N 120790100101-UP) Page 3 of 16
FORWARD/REVERSE IDLER ASSEMBLY
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12079 JUNIOR VI OPC (4HP) (S/N 120790100101-UP) Page 4 of 16
FORWARD/REVERSE IDLER ASSEMBLY
Ref # Part Number Qty DescriptionS/P/F
1 1185506 NUT-HEX/JAM 3/8-16 ZP0 S
2 20513 BUSHING-.54X.38X.080
3 9460 IDLER-REV0
3 1909266 PULLEY-IDLER REVERSE0 S
4 9090 PULLEY-IDLER FORWARD0 S
5 9091 SPACER-IDLER FWD0
6 9338 PIN-CLIP .080 S
7 9807 NUT-H/LK 3/8-160
8 9801 NUT-HEX 5/16-18 ZP0
9 9912 WASHER-LK .312 ZP0
10 20545 WASHER-#.75X.32X.09 ZP0 S
11 9479 BUSHING-.438X.323X.7120 S
12 20899 ARM-IDLER FWD PNT0 S
13 20760 IDLER-REV0
13 1909682010 ARM-IDLER REV RED0
14 1492 SPRING-.436 X 3.250 S
15 20517-01 LINK-FWD0
16 20517-02 LINK-REV0
17 9340 PIN-CLEVIS .375X.719 ZP0
18 20751 MOUNT BAR-PNT (20691)0
19 9966 SCR-HH 5/16-18X2.25 G5ZP0
20 20842 SHIFT BASE-OPC PNT0 S
21 20553 SPACER-.88X.385X.09 ZP0 S
22 9532 RING-KLIP .500 ZINC0 S
23 20546 WASHER-#.88X.51X.063 ZP0 S
24 20838 BELLCRANK-OPC PNT0 S
25 9712 SCR-HH 3/8-16X1.250
26 20506 PIVOT-ROD0
27 20532 BUSHING-.5X.38X.40 S
28 90045 SCR-HFLK 5/16-18X1.00 ZP0
29 1186331 SCR-HFLK 5/16-18X1.00 ZP0 S
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12079 JUNIOR VI OPC (4HP) (S/N 120790100101-UP) Page 5 of 16
HANDLE BARS & CONTROL LEVERS
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