BASIC ENGINE
CYLINDER BLOCK GPFLYWHEEL GP
DAMPER GP
FLYWHEEL GP
CYLINDER HEAD GP
CAMSHAFT GP
DRIVE GP-ACCESSORY
CAMSHAFT GP
BASIC ENGINE
CYLINDER BLOCK GP#UEG0881S0010
7S-3593: CYLINDER BLOCK GP
CYLINDER BLOCK AND COVERS (7S3593 N/S)--Front View--Part 3 of 3
Refer also to Page 43 for special parts
Refer also to Page 43 for special parts
Parts for your 988 WHEEL LOADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 7S-1803 | [1] | CAP ASSEM. | ||
| 7S-1801 | [1] | ANCHOR | ||
| 8S-6878 | [1] | ELBOW | ||
| 0S-1588 | [2] | BOLT | ||
| 3B-4506 | [2] | LOCKWASHER | ||
| 0S-1590 | [2] | BOLT (2" long) | ||
| 3B-4506 | [1] | LOCKWASHER | ||
| 0S-1594 | [2] | BOLT (1" long) | ||
| 3B-4506 | [2] | LOCKWASHER | ||
| 9S-0725 | [1] | COVER | ||
| 9S-4128 | [1] | GASKET | ||
| 1D-4717 | [2] | NUT | ||
| 3B-4506 | [2] | LOCKWASHER | ||
| 8S-7093 | [1] | GASKET | ||
| 9S-0745 | [1] | COVER | ||
| 9S-0746 | [1] | GASKET | ||
| 0S-1588 | [2] | BOLT (1.25" Long) | ||
| 3B-4506 | [2] | LOCKWASHER | ||
| 0L-1352 | [7] | BOLT (2.25" Long) | ||
| 3B-4506 | [7] | LOCKWASHER | ||
| 0S-1591 | [2] | BOLT (1.50" Long) | ||
| 3B-4506 | [2] | LOCKWASHER | ||
| 9M-4136 | [2] | SPACER | ||
| 1B-4205 | [3] | NUT | ||
| 3B-4508 | [3] | LOCKWASHER | ||
| 9M-6618 | [1] | COVER | ||
| 2S-4080 | [1] | GASKET | ||
| 1A-2029 | [8] | BOLT (1.125" Long) | ||
| 3B-4506 | [8] | LOCKWASHER | ||
| 1A-2029 | [2] | BOLT | ||
| 3B-4506 | [2] | LOCKWASHER | ||
| 7M-3672 | [1] | COVER | ||
| 9F-7177 | [1] | GASKET | ||
| 7B-7770 | [1] | COVER | ||
| 1A-2024 | [1] | GASKET | ||
| 0L-1351 | [2] | BOLT | ||
| 3B-4506 | [2] | LOCKWASHER | ||
| 0L-1351 | [2] | BOLT | ||
| 3B-4506 | [2] | LOCKWASHER | ||
| 6B-0041 | [1] | COVER | ||
| 9F-5940 | [1] | GASKET | ||
| 2P-0749 | [1] | BUSHING ASSEM. | ||
| 1A-2029 | [12] | BOLT | ||
| 3B-4506 | [12] | LOCKWASHER | ||
| 3B-1915 | [8] | BOLT (1.37" Long) | ||
| 3B-4506 | [8] | LOCKWASHER | ||
| 0L-2070 | [1] | BOLT (1.25" Long) | ||
| 3B-4506 | [1] | LOCKWASHER |
#UEG0881S0011
7S-3601: CYLINDER BLOCK
CYLINDER BLOCK (7S3601 N/S)
Part of Cylinder Block and Covers shown on Page 17
Note: For Field Replacement order 9S6169 Service Block Group
Part of Cylinder Block and Covers shown on Page 17
Note: For Field Replacement order 9S6169 Service Block Group
Parts for your 988 WHEEL LOADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 5M-1719 | [6] | STUD | ||
| 7H-3171 C | [1] | PLUG | ||
| 1A-3284 | [1] | DOWEL (1.375" LONG) | ||
| 7S-3580 | [1] | DOWEL (1.25" LONG) | ||
| 1S-9292 | [2] | DOWEL | ||
| 5M-6213 C | [2] | PLUG | ||
| 5M-6214 C | [1] | PLUG | ||
| 9F-2247 C | [2] | PLUG | ||
| 2F-4547 | [6] | DOWEL | ||
| 5M-6213 | [1] | PLUG | ||
| 8S-9987 | [1] | SHAFT ASSEM | ||
| 8M-1063 | [1] | DOWEL | ||
| (PART OF SHAFT ASSEM. 8S9987) | ||||
| 5M-6214 C | [4] | PLUG | ||
| 5M-7598 | [6] | CAP GROUP | ||
| 5M-7596 | [12] | SHIM (LARGE) | ||
| (2 IN EACH CAP GROUP 5M7598) | ||||
| 5M-7595 | [36] | SHIM (SMALL) | ||
| (6 IN EACH CAP GROUP 5M7598) | ||||
| 5B-5812 | [1] | DOWEL | ||
| 5M-7597 | [1] | CAP GROUP | ||
| 5M-7596 | [2] | SHIM (LARGE) | ||
| 5M-7595 | [6] | SHIM (SMALL) | ||
| (PARTS OF CAP GROUP 5M7597) | ||||
| 0L-2288 | [1] | PLUG | ||
| 9S-1343 | [2] | PLUG | ||
| 2A-3798 | [1] | DOWEL | ||
| 2M-8976 | [1] | TUBE | ||
| 1A-5666 C | [14] | NUT | ||
| 9S-9752 C | [14] | STUD | ||
| 0L-1521 | [1] | PLUG | ||
| 4B-9782 | [1] | BALL | ||
| 8M-0924 | [6] | ORIFICE | ||
| 3F-0957 | [1] | DOWEL | ||
| 9S-1343 | [1] | PLUG (core) | ||
| 2A-3798 | [2] | DOWEL | ||
| 3B-0551 | [1] | PLUG (pipe) | ||
| C | INDICATES CHANGE | |||
#UEG0881S0012
4S-9173: FLYWHEEL GP
FLYWHEEL (4S9173 N/S)--Type 1
Parts for your 988 WHEEL LOADER:
CATERPILLAR SIS#UEG0881S0013
1P-1254: DAMPER & PULLEY GP
DRIVE PULLEY AND DAMPER (1P1254 N/S)
Parts for your 988 WHEEL LOADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| [1] | DAMPER | |||
| [1] | PULLEY | |||
| [1] | PLATE | |||
| [6] | STUD | |||
| [1] | LOCK | |||
| [2] | BOLT | |||
| [12] | BOLT | |||
| [12] | LOCKWASHER | |||
#UEG0881S0014
4S-9173: FLYWHEEL GP
4S9173 FLYWHEEL GROUP--Type 2
Parts for your 988 WHEEL LOADER:
CATERPILLAR SIS#UEG0881S0015
9S-0732: CYLINDER HEAD & VALVE GP
9S732 CYLINDER HEAD AND VALVE MECHANISM GROUP--Side View Part 1 of 2
Parts for your 988 WHEEL LOADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 7M-7226 | [1] | GASKET | ||
| 5B-2636 | [1] | BOLT | ||
| 3B-4506 | [1] | LOCKWASHER | ||
| 0T-0431 | [1] | WASHER | ||
| 5P-4899 | [14] | BOLT | ||
| 3B-4506 | [14] | LOCKWASHER | ||
| 4B-4278 | [14] | WASHER | ||
| 5M-6214 | [1] | PLUG | ||
| (PART OF 4N6765 ASSEM.) | ||||
| 3B-1915 | [4] | BOLT | ||
| 3B-4506 | [4] | LOCKWASHER | ||
| [4] | WASHER | |||
| 1P-6857 | [1] | GASKET | ||
| 9F-2247 | [1] | PLUG | ||
| (PART OF HEAD ASSEM 4N6765) | ||||
| 2M-6471 C | [2] | PLUG (CORE) | ||
| (PART OF HEAD ASSEM 4N6765) | ||||
| 4N-6765 RC | [1] | HEAD ASSEM | ||
| 3D-0490 | [18] | STUD | ||
| 1D-4623 | [2] | BOLT (8.50" LONG) | ||
| 8F-4225 | [12] | BOLT (10" LONG) | ||
| 1D-4620 | [12] | BOLT (7" LONG) | ||
| 7M-7875 | [26] | WASHER | ||
| 3S-9686 | [1] | GASKET | ||
| 9S-5747 | [24] | SEAL | ||
| 9S-5746 | [24] | FERRULE | ||
| 1P-6426 | [1] | COVER | ||
| 5M-6214 | [1] | PLUG | ||
| (PART OF 4N6765 ASSEM.) | ||||
| 5B-9603 | [4] | BOLT | ||
| 3B-4506 | [4] | LOCKWASHER | ||
| 4B-4278 | [4] | WASHER | ||
| 3B-0623 | [11] | PLUG (CORE) | ||
| (PART OF HEAD ASSEM 4N6765) | ||||
| 5M-1091 | [4] | STUD | ||
| 0S-1594 | [2] | BOLT | ||
| 0L-0364 | [2] | LOCK | ||
| 3B-0622 | [1] | PLUG | ||
| (PART OF HEAD ASSEM 4N6765) | ||||
| 7B-3235 | [4] | BOLT | ||
| 3B-4508 | [4] | LOCKWASHER | ||
| 9M-3888 | [1] | LIFTING EYE | ||
| 6B-0041 | [1] | COVER | ||
| 9F-5940 | [1] | GASKET | ||
| 0S-1594 | [2] | BOLT | ||
| 3B-4506 | [2] | LOCKWASHER | ||
| C | INDICATES CHANGE | |||
| R | REMFG PART MAY BE AVAILABLE | |||
#UEG0881S0016
9S-0732: CYLINDER HEAD & VALVE GP
9S732 CYLINDER HEAD AND VALVE MECHANISM GROUP--End View Part 2 of 2
Parts for your 988 WHEEL LOADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 2S-4213 | [24] | SPRING | ||
| 6N-0130 C | [24] | WASHER | ||
| 8S-1522 | [6] | CHAMBER ASSEM. | ||
| 4B-2612 | [6] | STUD | ||
| (PART OF BASE ASSEM 4N4627) | ||||
| 4N-4627 | [1] | BASE ASSEM. | ||
| 7S-3206 | [6] | SEAL | ||
| 5M-3605 | [14] | DOWEL | ||
| 7M-7224 | [1] | GASKET | ||
| 5M-2667 | [6] | GASKET (.194 in. thick) | ||
| 1S-9326 | [6] | GASKET (.204 in. thick) | ||
| 9M-4852 | [6] | GASKET (.216 in. thick) | ||
| 9M-4853 | [6] | GASKET (.227 in. thick) | ||
| 1P-2629 | [12] | VALVE (Exhaust) | ||
| 2M-6471 | [11] | PLUG (Core) | ||
| 9S-9699 | [12] | INSERT (Exhaust) | ||
| 4S-8902 H | [12] | INSERT (.005" Oversize) | ||
| 4S-8903 H | [12] | INSERT (.010" Oversize) | ||
| 9M-3205 | [12] | INSERT (Intake) | ||
| 4S-8898 H | [12] | INSERT (.005" Oversize) | ||
| 4S-8998 H | [12] | INSERT (.010" Oversize) | ||
| (Parts of 4N6765 Assem.) | ||||
| 1P-0407 | [12] | VALVE (INTAKE) | ||
| 3S-5496 | [1] | SEAL | ||
| 7M-3801 | [24] | SPRING | ||
| 7M-3799 | [24] | SPACER | ||
| 7M-3802 | [24] | PLUG | ||
| 5M-2276 | [24] | GEAR (20 TEETH) | ||
| (1 OF EACH IN EACH FOLLOWER ASSEM. 5M4169) | ||||
| 5M-4169 | [24] | FOLLOWER ASSEM. | ||
| 4N-6761 C | [24] | ROTOCOIL ASSEM. | ||
| 2H-1190 | [1] | DOWEL | ||
| 2A-4429 | [48] | LOCK | ||
| 2M-4779 | [4] | STUD | ||
| 1D-4717 | [4] | NUT | ||
| 3B-4506 | [4] | LOCKWASHER | ||
| 2L-6457 | [1] | COVER | ||
| 8M-0904 | [1] | GASKET | ||
| 0S-1594 | [23] | BOLT | ||
| 3B-4506 | [23] | LOCKWASHER | ||
| 9M-2678 C | [1] | GASKET | ||
| 1S-2553 | [1] | COVER ASSEM. | ||
| 6N-2236 C | [24] | GUIDE | ||
| (Part of 4N6765 Assem.) | ||||
| 5M-6214 C | [1] | PLUG | ||
| C | INDICATES CHANGE | |||
| H | NOT PART OF 4N6765 | |||
#UEG0881S0017
2P-1460: DRIVE GP-CAMSHAFT
CAMSHAFT DRIVE (2P1460 N/S)
Parts for your 988 WHEEL LOADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 5M-1902 | [1] | GASKET | ||
| 1P-6906 | [1] | CAGE ASSEM | ||
| 7M-3846 | [1] | SHAFT | ||
| 5S-8543 | [1] | BEARING | ||
| (PART OF CAGE ASSEM.1P6906) | ||||
| 2M-8513 | [1] | WASHER | ||
| 7S-3569 | [1] | SHAFT ASSEM. | ||
| 4B-9880 | [1] | BALL | ||
| (PART OF SHAFT ASSEM. 7S3569) | ||||
| 2M-4453 | [1] | SEAL | ||
| 1B-4203 | [6] | NUT | ||
| 0L-0364 | [6] | LOCK | ||
| 1P-7129 | [1] | GEAR ASSEM | ||
| (40 TEETH) | ||||
| 2H-5558 | [1] | DOWEL | ||
| (PART OF GEAR ASSEM 1P7129) | ||||
| 1P-6854 | [2] | WASHER | ||
| 1B-4203 | [3] | NUT | ||
| 5M-9419 | [1] | LOCK | ||
| 2S-5211 | [1] | BEARING | ||
| (PART OF GEAR ASSEM.8M7143) | ||||
| 8M-7143 | [1] | GEAR ASSEM | ||
| (40 TEETH) | ||||
#UEG0881S0018
4N-4788: VARIABLE TIMING DRIVE ASSEMBLY
4N4788 VARIABLE TIMING DRIVE ASSEMBLY
Part of Accessory Drive shown on Page 26
Part of Accessory Drive shown on Page 26
Parts for your 988 WHEEL LOADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 8M-8726 | [1] | DOWEL | |
| 2. | 4S-9421 | [1] | SPRING | |
| 3. | 4N-4776 | [1] | ROD | |
| 4. | 8S-4348 | [1] | SHAFT ASSEM. | |
| 5. | 5H-4792 | [2] | PIN | |
| 6. | 2S-0978 | [1] | VALVE | |
| 7. | 4N-5397 | [1] | PISTON ASSEM. | |
| 8. | 2S-0987 | [2] | DOWEL | |
| 9. | 4S-6904 | [2] | WEIGHT | |
| 10. | 6N-3578 C | [1] | SPRING | |
| 11. | 4S-9714 | [1] | NUT | |
| 12. | 4S-9420 | [1] | RETAINER | |
| C | INDICATES CHANGE | |||
#UEG0881S0019
9S-0737: CAMSHAFT GP
CAMSHAFT (9S737 N/S)
Parts for your 988 WHEEL LOADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 5M-3703 | [1] | CAMSHAFT ASSEM. | ||
| 9S-0738 | [1] | BLOCK ASSEM. | ||
| 7M-7136 | [1] | PLATE | ||
| 0S-0509 | [2] | BOLT | ||
| 4M-8210 | [1] | LOCK | ||
| 5M-3603 | [2] | BEARING | ||
| (PART OF BLOCK ASSEM. 9S738) | ||||
| 5B-9603 | [1] | BOLT | ||
| 0L-0364 | [1] | LOCK | ||
| 0T-0055 | [7] | BOLT | ||
| 7M-3845 | [1] | CAMSHAFT ASSEM. | ||
| 1A-5964 C | [7] | BOLT | ||
| 9S-0740 | [6] | BLOCK ASSEM. | ||
| 5M-3594 | [1] | TUBE ASSEM. | ||
| 0S-1591 | [6] | BOLT | ||
| 0L-0364 | [6] | LOCK | ||
| 5M-3560 | [12] | BEARING | ||
| (2 IN EACH BLOCK ASSEM 9S740) | ||||
| C | INDICATES CHANGE | |||
Information:
BASIC ENGINE
CYLINDER BLOCK GP
Special Instruction
Pressure Lubrication Procedure for Remanufactured Engines and Short Blocks{1000, 1200, 1020}
Pressure Lubrication Procedure for Remanufactured Engines and Short Blocks{1000, 1200, 1020}
Pressure Lubrication Procedure for Remanufactured Engines and Short Blocks{1000, 1200, 1020}
Use Of 5P8709 Tool Group For Alignment Of Piston Cooling Jets{1331}
Use Of 5P8709 Tool Group For Alignment Of Piston Cooling Jets{1331}
Use Of 5P8709 Tool Group For Alignment Of Piston Cooling Jets{1331}
Installation Of Crankshaft Seals And Wear Sleeves{1203}
Installation Of Crankshaft Seals And Wear Sleeves{1203}
Installation Of Crankshaft Seals And Wear Sleeves{1203}
Use Of 1P4000 Line Boring Tool Group{0672, 1201, 1203}
Use Of 1P4000 Line Boring Tool Group{0672, 1201, 1203}
Use Of 1P4000 Line Boring Tool Group{0672, 1201, 1203}
Installing Heli-Coil Inserts In Caterpillar Cylinder Heads{1117}
Installing Heli-Coil Inserts In Caterpillar Cylinder Heads{1117}
Installing Heli-Coil Inserts In Caterpillar Cylinder Heads{1117}
Pressure Lubrication Procedure For Remanufactured Engines And Short Blocks{1000, 1201}
Pressure Lubrication Procedure For Remanufactured Engines And Short Blocks{1000, 1201}
Pressure Lubrication Procedure For Remanufactured Engines And Short Blocks{1000, 1201}
Using 5P4175 Boring Tool Group And 5P1618 Tool Arrangement{0672, 1200}
Using 5P4175 Boring Tool Group And 5P1618 Tool Arrangement{0672, 1200}
Using 5P4175 Boring Tool Group And 5P1618 Tool Arrangement{0672, 1200}
Service Letter-NACD
0R0824, 0R2089, 0R2128, 0R2170, 0R2586, And 0R2666 Remanufactured Cylinder Heads For D343 Engines May Need To Be Removed From Dealer Parts Stock
0R0824, 0R2089, 0R2128, 0R2170, 0R2586, And 0R2666 Remanufactured Cylinder Heads For D343 Engines May Need To Be Removed From Dealer Parts Stock
0R0824, 0R2089, 0R2128, 0R2170, 0R2586, And 0R2666 Remanufactured Cylinder Heads For D343 Engines May Need To Be Removed From Dealer Parts Stock
Service Letter-Australia
Service Letter-CFEL
Service Letter-CSARL
Service Letter-Americas
Tool Operating Manual
Setup and Operation of the 368-8645 Tool Kit (CRANKCASE PRESSURE){1317}
Setup and Operation of the 368-8645 Tool Kit (CRANKCASE PRESSURE){1317}
Setup and Operation of the 368-8645 Tool Kit (CRANKCASE PRESSURE){1317}
Using the 8T-2700 Blowby/Air Flow Indicator{0781, 0785, 1317}
Using the 8T-2700 Blowby/Air Flow Indicator{0781, 0785, 1317}
Using the 8T-2700 Blowby/Air Flow Indicator{0781, 0785, 1317}
420-7630 Main Bearing Cap Lifting Device{0599, 0629, 0632, 0701, 1201, 1203, 1230}
420-7630 Main Bearing Cap Lifting Device{0599, 0629, 0632, 0701, 1201, 1203, 1230}
420-7630 Main Bearing Cap Lifting Device{0599, 0629, 0632, 0701, 1201, 1203, 1230}
Using the 242-3980 Piston Groove Gauge on 3500A and B Engines with Monotherm Pistons using the 329-2630 and 329-2631 Piston Groove Gauges on 3500B Engines with Monotherm Pistons{0374, 0599, 0700, 0701, 0705}
Using the 242-3980 Piston Groove Gauge on 3500A and B Engines with Monotherm Pistons using the 329-2630 and 329-2631 Piston Groove Gauges on 3500B Engines with Monotherm Pistons{0374, 0599, 0700, 0701, 0705}
Using the 242-3980 Piston Groove Gauge on 3500A and B Engines with Monotherm Pistons using the 329-2630 and 329-2631 Piston Groove Gauges on 3500B Engines with Monotherm Pistons{0374, 0599, 0700, 0701, 0705}
Service Letter-China
0R0824, 0R2089, 0R2128, 0R2170, 0R2586, And 0R2666 Remanufactured Cylinder Heads For D343 Engines May Need To Be Removed From Dealer Parts Stock
0R0824, 0R2089, 0R2128, 0R2170, 0R2586, And 0R2666 Remanufactured Cylinder Heads For D343 Engines May Need To Be Removed From Dealer Parts Stock
0R0824, 0R2089, 0R2128, 0R2170, 0R2586, And 0R2666 Remanufactured Cylinder Heads For D343 Engines May Need To Be Removed From Dealer Parts Stock
Service Letter-Asia
Service Letter-APD
Service Magazine
Service Information For Easier Use Of The 6V3100 Timing Indicator Group{0651,1250,1156,1157}
1982/10/11
1982/10/11
Caterpillar Parts SIS Catalog 988 :
Truck sale:
Caterpillar 988, Radlader, Bau-Und Bergbauausrüstung
- Wheel Loaders
CGT - COMPAGNIA GENERALE TRATTORI
Italy
- Wheel Loaders
CGT - COMPAGNIA GENERALE TRATTORI
Italy
Caterpillar 988, Radlader, Bau-Und Bergbauausrüstung
- Wheel Loaders
CGT - COMPAGNIA GENERALE TRATTORI
Italy
- Wheel Loaders
CGT - COMPAGNIA GENERALE TRATTORI
Italy




