American Motors 360ci 8.86:1 Specs
American Motors American Motors 360ci · 4.08" × 3.44" · 8.86:1 engine specs: 360 ci (5.9L), 8-cylinder, 4.08" bore x 3.44" stroke, 8.86:1 compression.
Dimensions
| Displacement | 360 ci / 5.9 L |
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| Bore | 4.08" |
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| Stroke | 3.44" |
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| Cylinders | 8 |
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| Compression ratio | 8.86:1 |
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| Rod length | 5.875" |
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| Rod ratio | 1.708 |
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| Bore/stroke ratio | 1.186 |
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| Piston deck clearance | 0.043" |
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Construction
| Induction | 1-4 |
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| Advertised HP | 220 hp |
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| Years | 1973 |
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What these numbers mean
| Bore/stroke character | 1.186 — oversquare — bore exceeds stroke, which favours higher RPM and larger valves |
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| Mean piston speed at 6,000 RPM | 3,440 ft/min — conservative for a street engine |
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| Rod ratio | 1.708 — moderate — the range most production V8s fall in |
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| Displacement per cylinder | 45.0 ci |
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| Static compression | 8.86:1 — low by modern standards, generally happy on regular pump fuel |
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Cylinder head
| Chamber volume | 56.4 cc |
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| Rocker ratio | 1.6:1 |
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| Lifter type | hydraulic |
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Similar engines
Source: NHRA blueprints — nhra.net blueprints
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