Technical Data - ALFA ROMEO 4.108
Manufacturer ALFA ROMEO
4.108 - I - PERKINS
| Engine Type | 4.108 |
| Fuel Supply System | I |
| Note | PERKINS |
| Cc | 1760 |
| Number of Cylinders | 4 |
| Bore Ø | 79.375 |
| Stroke | 88.90 |
| KW | 38 |
| Compression | 22 |
| KBA No. (Germany) | 4114371 |
| Type Mines | 905A3C |
| Technical Information Number | Technical Data | Information |
|---|---|---|
| =<>= | ||
| General Information - Cylinder Head ------------------------- | ||
| ··warpage (value) - Cylinder Head | ||
| ····Wear limitation | ||
| ····Wear limitation | ||
| ····Wear limitation | ||
| ····Measurement Range (Max.) - Machined | ||
| Pre-chamber-------------- | ||
| ··Protrusion -/+, Pre-combustion chamber | ||
| ··Depth | ||
| ····Standard Size | ||
| ··Bore - Holder, Pre-chamber | ||
| ····Bore - Depth | ||
| Valves---- | ||
| ··Valve Clearance [mm] | ||
| ····Inlet | ||
| ····Exhaust | ||
| ··Valve Actuation, Setting | ||
| ····Cylinder - Alignment | ||
| ····Inlet / Open (° before TDC) | ||
| ··Valve Head Diameter [D] | ||
| ····Inlet | ||
| ····Exhaust | ||
| ··Valves - Length (L) | ||
| ····Inlet - New Part | ||
| ····Exhaust - New Part | ||
| ··Valve stem diameter [d] - Inlet | ||
| ····Standard Size | ||
| ··Valve stem diameter [d] - Exhaust | ||
| ····Standard Size | ||
| ··Valve Seat Angle [°] | ||
| ····Inlet | ||
| ····Exhaust | ||
| ··Valve Disc, Thickness (t) | ||
| ····Wear limitation - Inlet | ||
| ··Valve - Protrusion (+/-) | ||
| ····Inlet | ||
| ····Exhaust | ||
| ····Wear limitation - Outlet | ||
| Valve Spring------------- | ||
| ··Valve Spring - Length (Load/Empty) | ||
| ····Inlet - inner | ||
| ····Exhaust - inner | ||
| ····Inlet - Outer | ||
| ····Exhaust - Outer | ||
| Valve Guides------------- | ||
| ··Fitted Height | ||
| ····Inlet | ||
| ····Exhaust | ||
| ··Valve Guide - Length [mm] | ||
| ····Inlet | ||
| ····Exhaust | ||
| ··Inner Diameter - Standard Size | ||
| ····Inlet | ||
| ····Exhaust | ||
| ··Outer Diameter - Standard Size | ||
| ····Inlet | ||
| ····Exhaust | ||
| ··Bore - Holder, Valve Guides (Standard Size) | ||
| ··Clearance - Valve => Valve Guides | ||
| ····Inlet | ||
| ····Wear limitation - Inlet | ||
| ····Exhaust | ||
| ····Wear limitation - Outlet | ||
| ··Press-fitted, Valve Guides | ||
| Valve seat | ||
| ··Press-fitted, Valve Seat | ||
| Valve Actuation--------- | ||
| ··Diameter - Rocker arm shaft | ||
| ··Bore - Holder, Rocker Bush (Rocker) | ||
| ··Inner Diameter - Rocker arm shaft (Bearing Bush) | ||
| ··Outer Diameter - Rocker arm shaft (Bearing Bush) | ||
| ··Clearance, Radial - Rocker | ||
| ····Wear limitation - Inlet | ||
| ··Length, Rocker arm shaft | ||
| Valve Lifter------------- | ||
| ··Length | ||
| ··Diameter - Valve Lifter | ||
| ··Bore - Holder, Rocker/ Tappet | ||
| ··Clearance, Radial - Valve Lifter | ||
| ··Push Rod | ||
| ····Length | ||
| ····Diameter | ||
| Camshaft-- | ||
| ····Outer Diameter - Thrust Plate | ||
| ····Inner Diameter - Pressure Plate | ||
| ····Thickness, Thrust Plate | ||
| ··Diameter, Bearing Journal - Camshaft (Standard Size) | ||
| ····1st Bearing | ||
| ····2nd Bearing | ||
| ····3rd Bearing | ||
| ··Valve lift |
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