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 |
|---|---|---|
| =<>= | ||
| ··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. |
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