![Yanmar B22-2 C(R)EP, B22-2 P(R)EP, B22-2 P[R], B22-2 C[R] exploded view diagram of the engine mount assembly components.](https://youfixthis.com/wp-content/uploads/2026/06/yanmar-b22-2-to-c-r-crawler-backhoe-parts-catalog-y00s3241-engine-parts-22-300x300.webp)
Part of the Yanmar Parts Manuals.
All 48 pages of this Yanmar 4TNV106T parts catalog cover three engine variants, 4TNV106T-XTBL1, P-TL150ECB, and the high-flow variant, with OEM part numbers and exploded views for every assembly from cylinder block to complete gasket set. Inside, figures walk the full engine: gear housing sections split at serial break S/N 21503360-, flywheel housing and oil sump, cylinder head and bonnet, intake and exhaust manifolds, turbine, crankshaft and piston, lube oil system and lines, fuel injection pump and governor, starting motor, and generator. You get every sub-component called out by part number, from connecting rod assemblies and piston rings down to the magnetic switch inside the starter. After a regrind, the catalog lists 0.25mm undersized options separately for main bearings, thrust bearings, and piston pin bearings so you order the exact replacement without a second call. Wrong part on order costs days. Bookmarked by assembly and searchable by part name; find the right OEM number before you dial the dealer.
What's Inside This Parts Manual
| System | Pages | Key Topics |
|---|---|---|
| Cylinder Block | 6-7 | Cylinder Block Assy, Bush, Pipe Joint, Main Bearing Assy, Thrust Bearing Assy, Head Gasket, Main Bearing Under-Sized Part, Thrust . Over-Sized Part Bearing |
| Gear Housing (S/N 21500628-21503359) | 8-9 | Oil Seal, Fip Cover, Gear Case, Lub. Oil Pump Assy, Filler Cover, Bearing, Hydraulic Oil Pump Cover, Packing |
| Gear Housing (S/N 21503360-) | 10-11 | Cover, G Housing Assy, Oil Seal, Fip Cover, Gear Case, Lub. Oil Pump Assy, Filler Cover, Bearing, Hydraulic Oil Pump Cover |
| Flywheel Housing & Oil Sump | 12-13 | Flywheel Cover Assy, Cap, Oil Seal, Lub. Oil Pan Comp, Liquid Optional Part Gasket |
| Cylinder Head & Bonnet | 14-15 | Engine Lifter, Valve Bridge Seat a, Cylinder Head Assy, Valve Repair Part Guide, Valve Bridge Guide, Valve, Valve Spring, Spring Retainer |
| Suction Manifold & Air Cleaner | 16-17 | Air Intake Manifold, Packing, Rubber Hose, Bend, Air Heater Gasket, Heater Air, Air Cleaner Assy, Cover |
| Exhaust Manifold & Silencer | 18-19 | Exhaust Manifold, Pk, Silencer, Stay, Pk Out, Packing |
| Camshaft & Driving Gear | 20-21 | Tappet, Push Rod, Camshft Assy, Thrust Metal, Camshaft Gear, Shaft, Idle Cmp Gear, Fuel Injection Pump Gear |
| Turbine | 22-23 | Pk in, Turbo Cmp, Washer, Nut |
| Crankshaft & Piston | 24-25 | Crankshaft Assy, Crankshaft Gear, V-Pully, Flywheel Assy, Ring Gear, Piston W/ Ring, Piston Ring Set, Connecting Rod Assy |
| Lub.Oil System | 26-27 | Lub. Oil Cooler Assy, Cooler Bracket Comp, Packing, Joint PT1, Dipstick Guide, Lub. Oil Dipstick, Dip Stick Guide, Filter 80X100L |
| Lub.Oil Line | 28-30 | Lub. Oil Switch, Lub. Oil Pipe, Pipe Support, Round Gasket, Retainer, Elbow, Hose, Check Valve Assy |
| Cooling Water System | 31 | Elbow R3, Water Pump Assy, Joint, Packing, V-Pulley, V-Belt, Cooling Fan, Fan Spacer |
| Fuel Injection Pump | 32-33 | Stopper, Dilevery Valve Assy, Spring, Delivery Holder, Cooling Water Joint, Lifter, Timer Set, Timer Cmp |
| Governor | 34-35 | Case Packing, Case Cover, Packing, Spring, Retainer, Regulator Lever, Shaft Retainer, Stop Solenoid |
| Fuel Injection Valve | 36-37 | Fuel Injection Valve Assy, Nozzle Assy, Nozzle Holder Assy, Nozzle Spring, Nozzle Spring Seat, Stop Plate, Pipe Seal, Retainer |
| Fuel Line | 38-39 | Filter Bracket, Fuel Oil Filter, Fuel Oil Pipe Assy, Tube, Fuel Pipe, Fuel Pipe Protector, F.o.return Pipe Assy, Fuel Return Pipe |
| Starting Motor | 40-41 | Starter, Armature Assy, Field Coil Assy, Brush, Rear Cover, Brush Holder, Brush Spring, Pinion Assy |
Quick Reference Specifications
| Specification | Value | Page |
|---|---|---|
| Main Bearing Under-Sized Part | 0.25 | p. 7 |
| Thrust Bearing Over-Sized Part | 0.25 | p. 7 |
| Drain Plug Thread Size | M22 | p. 13 |
| Nut for Rocker Arm Thread Size | M8xP1.0 | p. 15 |
| Piston Pin Bearing Under-Sized Part | 0.25 | p. 25 |
| Lubricating Oil Pressure Switch Setting | 0.5 KG | p. 29 |
| Generator Output | 12V-60A | p. 43 |
| O-Ring 1A P-32.0 Size | P-32.0 | p. 9 |
| Spring Pin Size (Cylinder Block) | 6x12 mm | p. 7 |
