Engine
| Displacement | 10.57 L |
|---|---|
| Cylinders | 8 |
| Aspiration | turbocharged |
| Rated speed | 900 rpm |
Parts
45| Part # | Description | Qty | System | |
|---|---|---|---|---|
| 102-75 | Cylinder head-to-liner nuts (lubricated)*, initial | 1 | Nut | Amazon eBay |
| 122-90 | Idler gear stubshaft bracket-to-crankcase, 3/8" | 1 | Bolt | Amazon eBay |
| 136-100 | Crankcase-to-oil pan, initial | 1 | Bolt | Amazon eBay FridayParts $116.50 |
| 1830-1350 | Coupling disc-to-crankshaft, 20-cyl., (lubricated)* | 1 | Bolt | Amazon eBay |
| 23-17 | Oil jumper-to-stubshaft | 1 | Bolt | Amazon eBay |
| 238-65 | Turbocharger mounting bolts, 3/4" | 1 | Bolt | Amazon eBay |
| 2440-1800 | Cylinder head crab nuts (studs and nuts lubricated)*, final | 1 | Nut | Amazon eBay |
| 2441-1800 | Coupling disc-to-crankshaft, 8, 12, & 16-cyl., (lubricated)* | 1 | Bolt | Amazon eBay |
| 251-185 | No. I idler gear thrust plate-to-crankcase | 1 | Bolt | Amazon eBay |
| 27-20 | Piston cooling oil pipe bolts | 1 | Bolt | Amazon eBay |
| 27-41 | Handhole cover bolts | 1 | Bolt | Amazon eBay FridayParts $302.78 |
| 281-60 | Piston cooling manifold flange-to-crankcase | 1 | Bolt | Amazon eBay |
| 325-240 | Cylinder head-to-liner nuts (lubricated)*, final | 1 | Nut | Amazon eBay |
| 359-265 | Drive gear-to-shaft | 1 | Impeller | Amazon eBay |
| 37-27 | Idler gear stubshaft bracket-to-crankcase, 5/16" | 1 | Bolt | Amazon eBay FridayParts $1075.98 |
| 400-295 | Coupling disc rim bolts | 1 | Bolt | Amazon eBay |
| 407-300 | Cylinder head crab nuts (studs and nuts lubricated)*, initial | 1 | Nut | Amazon eBay |
| 47-32 | Oil manifold-to-crankcase | 1 | Bolt | Amazon eBay |
| 47-35 | Governor drive flange-to-drive gear | 1 | Bolt | Amazon eBay |
| 610-450 | Connecting rod-to-piston pin (lubricated)* | 1 | Bolt | Amazon eBay |
| 617-455 | Engine mounting bolts | 1 | Bolt | Amazon eBay |
| 68-50 | Injector crab nuts (lubricated)* | 1 | Nut | Amazon eBay |
| 81-60 | Bolt-on crankshaft stubshaft (lubricated) *(where applicable) | 1 | Bolt | Amazon eBay |
| 88-65 | Accessory drive housing-to-crankcase and oil pan | 1 | Bolt | Amazon eBay |
| 33E1176 | Top Dcek Cover | Service part / kit | Amazon eBay | |
| 8034600 | Crab stud thread protectors | Service part / kit | Amazon eBay | |
| 8050688 | Crab nut tap 1-3/4"-12 | Service part / kit | Amazon eBay | |
| 8052752 | Towels (bound-edge wiping towels) | Service part / kit | Amazon eBay | |
| 8060349 | Main bearing bolt thread die 1-1/4"-12 | Service part / kit | Amazon eBay | |
| 8060387 | Main bearing nut tap 1-1/4"-12 | Service part / kit | Amazon eBay | |
| 8078281 | Hydraulic jack (10 ton) | Service part / kit | Amazon eBay | |
| 8140761 | Ratchet adapter | Service part / kit | Amazon eBay | |
| 8191591 | Main bearing nut offset ratchet wrench | Service part / kit | Amazon eBay | |
| 8193041 | Spray gun (for engine cleaning) | Service part / kit | Amazon eBay | |
| 8250855 | Crab nut power wrench set | Service part / kit | Amazon eBay | |
| 8275379 | Lower insert application and removal tool | Service part / kit | Amazon eBay | |
| 8275380 | Press and puller assembly | Service part / kit | Amazon eBay | |
| 8307731 | Thread Lubricant, Texaco Threadtex No. 2303 | Service part / kit | Amazon eBay | |
| 8335627 | Main bearing stud nut power wrench | Service part / kit | Amazon eBay | |
| 8377322 | Torque indicator | Service part / kit | Amazon eBay | |
| 8425725 | High temperature resistant grease No. 4 (10 lbs) | Service part / kit | Amazon eBay | |
| 8474773 | Main bearing stud nut socket | Service part / kit | Amazon eBay | |
| 8487487 | Main bearing cap application and removal tool | Service part / kit | Amazon eBay | |
| 9080987 | Anchor plate assembly | Service part / kit | Amazon eBay | |
| 9511395 | Crab stud thread die 1-3/4"-12-UNR | Service part / kit | Amazon eBay |
Service & wear parts shared with every machine that uses this engine. Confirm the exact part for your serial number.
Aftermarket parts that fit this loader
6017356-03310 FridayParts $39.99 6513605 FridayParts $10.00 15521-23530 Amazon eBay FridayParts $68.25 19202-23540 Amazon eBay $34.99 FridayParts $68.25 6532127 KuduParts $21.90 FridayParts $26.62 6598102 FridayParts $11.50 6665568 KuduParts $48.00 FridayParts $50.39 6554149 FridayParts $47.09 KuduParts $48.00 6686980 FridayParts $599.04 6672143 FridayParts $599.04 6704288 FridayParts $48.00 6705847 FridayParts $14.51 6630554 FridayParts $72.00 Upper+6630555 FridayParts $72.00 6630797 KuduParts $13.00 FridayParts $17.36 6664207 KuduParts $20.00 FridayParts $22.06 7188371 KuduParts $23.00 FridayParts $25.88 7188372 KuduParts $23.00 FridayParts $25.73 6666799 FridayParts $67.00 6656333 FridayParts $67.00 6664554 FridayParts $19.50 KuduParts $87.00 TT180 FridayParts $19.50 6564669 FridayParts $19.50 6702904 FridayParts $20.99 6731119 FridayParts $16.79 6651709 FridayParts $10.99 KuduParts $169.00 6654117 FridayParts $14.00 2Pcs FridayParts $7.59 SinoCMP $27.00 KuduParts $38.00 6589665 FridayParts $25.99 6705223 FridayParts $24.95 6675387 FridayParts $47.09 KuduParts $84.00 82mm FridayParts $57.20 3974254 FridayParts $88.99 6648820 FridayParts $411.60 6659319 FridayParts $31.58 6685924 KuduParts $9.00 FridayParts $11.00 225855 FridayParts $8.43 KuduParts $169.00 6969775 FridayParts $10.20 6652576 FridayParts $10.20 6657734 KuduParts $9.99 FridayParts $12.55 6514737 FridayParts $110.00 6562602 FridayParts $17.78 6665701 FridayParts $19.00 6632633 FridayParts $18.00 7251584 FridayParts $18.00 4-Way FridayParts $54.40 6517516 FridayParts $85.00 6669663 FridayParts $22.50 6658817 FridayParts $22.50 6669664 FridayParts $21.50 6658819 FridayParts $21.50 6560954 FridayParts $340.59 15263-52030 FridayParts $30.04 SinoCMP $89.00 7302293 FridayParts $65.00 7020869 FridayParts $476.85 3390105 FridayParts $159.99 6555987 FridayParts $42.50 7010760 FridayParts $72.80 7010761 FridayParts $72.80 6586671 FridayParts $352.75
Parts listed by aftermarket suppliers as fitting this loader — leads compiled from supplier catalogs; verify the exact part for your serial number.
Available documents
Operator's manual
Common questions
Which engine powers the Bobcat 743?
The Bobcat 743 loader is powered by the Electro-Motive Division Of General Motors 645E3 engine.
About
Bobcat 743 — loader. Specifications and parts compiled from manufacturer documents.