Chevrolet 173ci 9.14:1 Specs
Chevrolet Chevrolet 173ci · 3.500" × 3.000" · 9.14:1 engine specs: 173 ci (2.8L), 6-cylinder, 3.5" bore x 3" stroke, 9.14:1 compression.
Dimensions
| Displacement | 173 ci / 2.8 L |
|---|
| Bore | 3.5" |
|---|
| Stroke | 3" |
|---|
| Cylinders | 6 |
|---|
| Configuration | I6 |
|---|
| Compression ratio | 9.14:1 |
|---|
| Rod length | 5.7" |
|---|
| Rod ratio | 1.9 |
|---|
| Bore/stroke ratio | 1.167 |
|---|
Construction
| Block material | cast iron |
|---|
| Head material | cast iron |
|---|
| Valvetrain | OHV |
|---|
| Fuel type | gas |
|---|
| Advertised HP | 125–135 hp |
|---|
| Years | 1989 |
|---|
What these numbers mean
| Bore/stroke character | 1.167 — oversquare — bore exceeds stroke, which favours higher RPM and larger valves |
|---|
| Mean piston speed at 6,000 RPM | 3,000 ft/min — conservative for a street engine |
|---|
| Rod ratio | 1.9 — long — less side loading on the cylinder wall, favours high RPM |
|---|
| Displacement per cylinder | 28.8 ci |
|---|
| Static compression | 9.14:1 — low by modern standards, generally happy on regular pump fuel |
|---|
Cylinder head
| Intake valve diameter | 1.71" |
|---|
| Exhaust valve diameter | 1.42" |
|---|
Run the numbers for this engine
Each link opens the calculator with this engine's specs already filled in.
Variants sharing these dimensions (3)
These records share identical bore, stroke, displacement and compression. They differ by model year and factory power rating.
| Year | Advertised HP | Code |
|---|
| 1989 | 125 hp | — |
| 1989 | 130 hp | — |
| 1989 | 135 hp | — |
Similar engines
← All Chevrolet 173ci engines