Technical Data - MAZDA R2-81
Manufacturer MAZDA
R2-81 - -
| Engine Type | R2-81 |
| Fuel Supply System | |
| Note |
| Cc | 2184 |
| Number of Cylinders | 4 |
| Bore Ø | 86.00 |
| Stroke | 94.00 |
| KW | 44 |
| Compression | 23 |
| KBA No. (Germany) | 4114371 |
| Type Mines | 905A3C |
| Technical Information Number | Technical Data | Information |
|---|---|---|
| Engine - Manufacturer---- | ||
| ····Construction Year (From - To) | ||
| ····Engine Output kW [HP] | ||
| ····Service Speed [1/min] | ||
| ····Number of Cylinders | ||
| ····Engine Code | ||
| ····Displacement (exact) [cc] | ||
| Compression-------------- | ||
| ····Compression - Ratio | ||
| ····Compression - Pressure [bar] | ||
| Refs------ | ||
| ····Idle, min. | ||
| Exhaust Gas, value------- | ||
| ····Smoke Grey - Service RPM | ||
| ····Smoke Grey - Idle | ||
| Oil Pressure------------- | ||
| ····Oil Pressure, Operating Mode [atmosphere] | ||
| injection pump----------- | ||
| ··Type | ||
| ····Injector Nozzle | ||
| ··Injection - Stage 1 => x | ||
| ····Injection (Point - ° before TDC) | ||
| ··Pressure, Fuel injection | ||
| =<>= | ||
| ··warpage (value) - Cylinder Head | ||
| ····Wear limitation | ||
| ····Notes | ||
| Pre-chamber-------------- | ||
| ··Protrusion -/+, Pre-combustion chamber | ||
| Valves---- | ||
| ··Valve Clearance [mm] | ||
| ····Operating Mode / Cold Check | ||
| ····Inlet | ||
| ····Exhaust | ||
| ··Valve Actuation, Setting | ||
| ····Inlet / Open (° before TDC) | ||
| ····Inlet / Closed (° after BDC) | ||
| ····Exhaust / Open (° before BDC) | ||
| ····Exhaust / Closed (° after TDC) | ||
| ··Valve stem diameter [d] - Inlet | ||
| ··Valve stem diameter [d] - Exhaust | ||
| ··Valve - Protrusion (+/-) | ||
| ··Clearance - Valve Disc => Cylinder Head (Surface) | ||
| Valve Spring------------- | ||
| ··Tolerance - Vertical (s) | ||
| ··Valve Spring - Length (Load/Empty) | ||
| ··Diameter - Spring, Material | ||
| ····Wear limitation - Outlet (Outer) | ||
| Valve Guides------------- | ||
| ··Valve Guide - Length [mm] | ||
| ····Inlet | ||
| ····Exhaust | ||
| ··Clearance - Valve => Valve Guides | ||
| ····Wear limitation - Inlet | ||
| Valve seat | ||
| ··Valve Seat Angle (B) | ||
| ··Adaptation - Angle (B1) | ||
| ··Adaptation - Angle (B2) | ||
| ··Valve Seat - Measurement (A) | ||
| Valve Lifter------------- | ||
| ··Diameter - Valve Lifter | ||
| ··Bore - Holder, Rocker/ Tappet | ||
| ··Clearance, Radial - Valve Lifter | ||
| ····Wear limitation | ||
| Camshaft-- | ||
| ··Diameter, Bearing Journal - Camshaft (Standard Size) | ||
| ····Wear limitation | ||
| ··Clearance, Radial - Camshaft Bushes | ||
| ····Wear limitation | ||
| ··Clearance, Axial - Camshaft Bushes | ||
| ····Wear limitation | ||
| ··Centering - Camshaft (Tolerance) | ||
| ····Wear limitation | ||
| ··Cam Lobe Height (Total) | ||
| ····Inlet | ||
| ····Inlet - min. | ||
| ····Exhaust | ||
| ····Exhaust - Min. | ||
| =<>= | ||
| General Information - Engine Block | ||
| Cylinder Sleeve---------- | ||
| ··Bore | ||
| ··Bore | ||
| ····Standard Size | ||
| ····Wear limitation | ||
| ····1st Oversize | ||
| ····2nd Oversize | ||
| Piston---- | ||
| ··Diameter - Piston | ||
| ····Standard Size | ||
| ····Measurement (Position) | ||
| ··Clearance - Piston | ||
| ····Wear limitation | ||
| Gudgeon Pin-------------- | ||
| ··Clearance, Radial - Gudgeon Pin | ||
| ····Wear limitation | ||
| ····Press-fitted (Temperature -C°) | ||
| Piston Ring Set---------- | ||
| ··Piston Ring, Groove | ||
| ··1st Piston Ring, Lock - Clearance (Compression) | ||
| ····Wear limitation | ||
| ··2nd Piston Ring, Lock - Clearance (Compression) | ||
| ····Wear limitation | ||
| ··Piston Ring, Lock - Clearance (Oil Trap) | ||
| ····Wear limitation | ||
| ··1st Piston Ring, Height - Clearance (Compression) | ||
| ····Wear limitation | ||
| ··2nd Piston Ring, Height - Clearance (Compression) | ||
| ····Wear limitation | ||
| ··Piston Ring, Height - Clearance (Oil Trap) | ||
| ····Wear limitation | ||
| Connecting Rod----------- | ||
| ··Inner Diameter - Big End Bearing | ||
| ····1st Oversize | ||
| ····2nd Oversize | ||
| ····3rd Oversize | ||
| ··Clearance, Radial - Big End Bearing | ||
| ··Clearance, Radial - Big End Bearing | ||
| ····Wear limitation | ||
| ····Wear limitation | ||
| ··Clearance, Axial - Big End Bearing | ||
| ··Diameter, Bearing Journal - Connecting Rod | ||
| ··Small End Bushes | ||
| ····Inner Diameter | ||
| Crankshaft | ||
| ··Number of bearings | ||
| ··Centering - Crankshaft (Tolerance) | ||
| ····Wear limitation | ||
| ··Diameter, Bearing Journal - Crankshaft (Standard Size) | ||
| ··Diameter, Bearing Journal - Crankshaft (Standard Size) | ||
| ····Wear limitation | ||
| ··Diameter, Bearing Journal - Crankshaft (1st Undersize) | ||
| ··Diameter, Bearing Journal - Crankshaft (2nd Undersize) | ||
| ··Diameter, Bearing Journal - Crankshaft (3rd Undersize) | ||
| ··Clearance - Main Bearing, crankshaft | ||
| ····Wear limitation | ||
| ··Bearing clearance - Axial Bearing | ||
| ····Wear limitation | ||
| Main Bearing scales, crankshaft ----------------------------- | ||
| ··Thickness, Axial Bearing (Bearing Shell) | ||
| ····Standard Size | ||
| ····1st Oversize | ||
| Cooling System----------- | ||
| Timing Gear, Kit (Control)- | ||
| ··Clearance, Axial - Gear wheel | ||
| =<>= | ||
| Cylinder Head Bolts------ | ||
| ····Stage 1 | ||
| ····Stage 2 | ||
| ····Stage 3 | ||
| ····Bolt Length - Max. | ||
| Main Bearing Cap, crankshaft -------------------------------- | ||
| ····Replace - Bolts | ||
| ····Stage 1 | ||
| ····Stage 2 | ||
| Bearing Cap, connecting rod | ||
| ····Replace - Bolts | ||
| ····Stage 1 | ||
| ····Stage 2 | ||
| Crankshaft | ||
| Crankshaft Gear---------- | ||
| Vibration Damper, Crankshaft -------------------------------- | ||
| Flywheel-- | ||
| Camshaft, Bearing Cap---- | ||
| Drive gear - Camshaft---- | ||
| Timing Case-------------- | ||
| ··Timing Case, Cover | ||
| Glow Plug- | ||
| Water Pump | ||
| injection pump----------- | ||
| ··Support | ||
| ··Bracket | ||
| ··Gear, injection pump | ||
| ··Injection Pipe | ||
| ··Bracket | ||
| Injector Nozzle---------- | ||
| Oil Pump-- | ||
| ··Oil atomizer | ||
| Oil Pan--- | ||
| Exhaust Manifold--------- | ||
| Intake Manifold---------- | ||
| Clutch Pressure Plate---- |
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