Part of the Yanmar Parts Manuals.
Tracking down the right components for your engine rebuild is simple with this 83-page Yanmar 4TNE98-TBZ, 4TNV98-VTBZ, TB175 parts catalog PDF (OEM #YOOD8020). Open the file to find highly detailed exploded diagrams mapping out every inch of the cylinder block, gear housing, and fuel injection pump. You get complete factory parts lists with exact OEM numbers and interchangeability marks for the generator, starting motor, and cooling water system. Verify you are ordering the correct 0.25 undersize main bearings or the exact 0.5KG oil pressure switch before making a parts run. Stop wasting hours cross-referencing outdated vendor sites. Download this bookmarked file directly to your tablet and order exactly what your machine needs today.
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What's Inside This Parts Manual
| System | Pages | Key Topics |
|---|---|---|
| How to Read Parts Catalog (4TNE98-TBZ) | 1-3 | Reference Guide, Interchangeability Marks, Effective Machine No. |
| Cylinder Block (4TNE98-TBZ) | 7-8 | Block Assembly, Screws, Plugs, Main Bearings, Thrust Bearings, Bushings |
| Gear Housing (4TNE98-TBZ) | 9-10 | Cover, Oil Seal, Gasket, Housing Components, Oil Pump Assembly |
| Cylinder Head & Bonnet (4TNE98-TBZ) | 13-14 | Hose, Lifter, Head Assembly, Valve Guides, Valve Springs, Rocker Arm Assembly |
| Fuel Injection Pump (4TNE98-TBZ) | 27-28 | Assembly, Boost Compensator Type |
| Fuel Line (4TNE98-TBZ) | 31-32 | Fuel Filter, Pipes, Clamps, Joints, Seal Washers, Fuel Return |
| Starting Motor (4TNE98-TBZ) | 33-34 | Armature Assembly, Bearings, Coil Assembly, Brushes, Pinion, Magnetic Switch |
| Gasket Set (4TNE98-TBZ) | 37-38 | Components, O-Rings, Seal Washers, Valve Stem Seals, Wrenches |
| How to Read Parts Catalog (4TNV98-VTBZ) | 42-44 | Reference Guide, Interchangeability Marks, Effective Machine No. |
| Cylinder Block (4TNV98-VTBZ) | 47-48 | Block Assembly, Screws, Plugs, Main Bearings, Thrust Bearings, Bushings |
| Cylinder Head & Bonnet (4TNV98-VTBZ) | 53-54 | Lifter, Head Assembly, Valve Guides, Valve Springs, Rocker Arm Assembly, Bonnet |
| Lubrication Oil System (4TNV98-VTBZ) | 63-64 | Dipstick, Oil Pipes, Oil Filter, Oil Pressure Switch, Oil Pan |
| Cooling Water System (4TNV98-VTBZ) | 65-66 | Water Pump Assembly, Thermostat, V-Belt, Cooling Fan, Radiator Hoses |
| Fuel Injection Valve (4TNV98-VTBZ) | 71-72 | Valve Assembly, Nozzle, Holder, Springs, Shim Pack, Bolts |
| Generator (4TNV98-VTBZ) | 77-78 | Alternator Assembly, Rotor, Stator, Brushes, Regulator, Bolts |
Quick Reference Specifications
| Specification | Value | Page |
|---|---|---|
| All Models | ||
| Oil Pressure Switch Setting | 0.5KG | p. 24 |
| Key Dimension (Camshaft/Crankshaft) | 7X 14 | p. 20 |
| Circlip Dimension | 30 | p. 22 |
| Main Bearing Undersize | 0.25 | p. 8 |
| Piston Ring Undersize | 0.25 | p. 22 |
| O-Ring Dimension (Gasket) | G-60.0 | p. 38 |
| 4TNE98-TBZ | ||
| V-Belt Size, 4TNE98-TBZ | A:45 INCH | p. 26 |
| Seal Dimension (Flywheel Housing), 4TNE98-TBZ | HTC95, 115, 10 | p. 12 |
| 4TNV98-VTBZ | ||
| V-Belt Size, 4TNV98-VTBZ | A44 | p. 66 |
| O-Ring Dimension (Gasket) | G-85.0 | p. 80 |
| Seal Dimension (Flywheel Housing), 4TNV98-VTBZ | HTC95, 115, 12 | p. 52 |
