| Pulley Hub and Bull Gear Assembly, Speed Change Assembly 4 Hp 
| ITEM NO | PART NO | DESCRIPTION | ITEM NO | PART NO | DESCRIPTION | | | | | | | | 1 | 037-0654 | TOP BEARING CAP | 25 | 037-0609 | BULL GEAR SHIFTING ROD | | 2 | 019-0063 | WAVE SPRING | 26 | 1295 | ROLL PIN | | 3 | 018-0036 | BEARING | 27 | 037-0569 | HIGH LOW DETEND PLATE | | 4 | 016-0050 | SNAP RING | 28 | 1522 | ROLL PIN | | 5 | 037-0555 | LOCK NUT | 29 | 1259 | PLASTIC BALL | | 6 | 037-0565 | TOP PULLEY FLANGE | 30 | 037-0559 | HI-LOW SHIFT CRANK | | 7 | 037-0557 | PULLEY HUB | 31 | 037-0561 | H-LOW PINION BLOCK | | 8 | 037-0564 | BOTTOM PULLEY FLANGE | 32 | 019-0035 | SPRING (PLUNGER) | | 9 | 037-0562 | DRIVE CLUTCHES | 33 | 037-0560 | HI-LOW PLUNGER | | 10 | 1518 | SCREWS | 34 | 1326 | SCREWS | | 11 | 012-0013 | SCREWS | 35 | 1547-02 | BEARINGS | | 12 | 037-0589 | OIL GUARD | 36 | 017-0036 | WOODRUFF KEYS | | 13 | 037-0587 | GEAR HUB | 37 | 012-0078 | SET SCREW | | 14 | 037-0611 | BEARING SLEEVE FLANGE | 38 | 037-0658 | BULL GEAR PINION | | 15 | 037-0610 | BULL GEAR BEARING SLEEVE | 39 | 037-0659 | BEARING SPACER | | 16 | 037-0655 | SLEEVE WASHER WITH PINS | 40 | 019-0038 | WAVE SPRING | | 17 | 019-0034 | SPRINGS | 41 | 037-0660 | BEARING CAPS | | 18 | 012-0084 | SCREWS | 42 | 037-0603 | TIMING PULLEY | | 19 | 018-0037 | BEARINGS SET OF THREE | 43 | 015-0015 | HEX NUT | | 20 | 037-0599 | BEARING SPACER | 44 | 012-0060 | SCREWS | | 21 | 037-0588 | BEARING LOCK NUT | 45 | 025-0006 | TIMING BELT | | 22 | 037-0608 | PINION GEAR GEAR | 46 | 012-0087 | SCREWS | | 23 | 012-0085 | SET SCREW | 47 | 037-0661 | BULL GEAR | | 24 | 017-0037 | WOODRUFF KEY | 48 | 037-0695 | BULL GEAR PINION SHAFT |
| ITEM NO | PART NO | DESCRIPTION | ITEM NO | PART NO | DESCRIPTION | | | | | | | | | 49 | 1195 | SCREW | 67 | 037-0627 | MASTER LINK | | 50 | 037-0614 | SPEED CHANGE SHAFT BEARING BLOCKS | 68 | 037-0628 | CHAIN HOLD DONW | | 51 | 037-0615 | BRONZE BEARING | 69 | 1038-62 | SCREW | | 52 | 037-0616 | SPEED CHANGER PLATE | 70 | 037-0629 | DRUM SHAFT | | 53 | 037-0617 | SPEED CHANGER SHAFT | 71 | 017-0051 | DRUM SHAFT KEY | | 54 | 017-0034 | WOODRUFF KEY | 72 | 014-0022 | WASHER | | 55 | 012-0078 | SET SCREW | 73 | 015-0030 | CAP NUT | | 56 | 037-0618 | SPEED CHANGER PLATE ARM | 74 | 037-0630 | SPEED CONTROL WARM GEAR | | 57 | 037-0619 | SPEED CHANGER SPROCKET ASSEMBLY | 75 | 019-0036 | SPRING WASHER | | 58 | 037-0622 | SPROCKET SPACER | 76 | 013-0047 | SPIRAL PIN | | 59 | 037-0623 | SPROCKET SHAFT | 77 | 037-0631 | SPEED CHANGER SHAFT | | 60 | 1426 | SET SCREW | 78 | 1445 | WOODRUFF KEY | | 61 | 037-0624 | SPEED CHANGER DRUM GEAR | 79 | 037-0632 | SPACER | | 62 | 037-0625 | TRUST CAP FOR SPEED CHANGER PLATE | 80 | 037-0633 | SPEED CONTROL HANDLE | | 63 | 018-0032 | BEARING | 81 | 1475 | CAUTION PLATE | | 64 | 016-0047 | SNAP RING | 82 | 037-0694 | BUSHING BRONZE | | 65 | 037-0626 | CHAIN | | | | | 66 | 013-0048 | SPIRAL PIN | | | |
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