208:
40:
230:
539:
135:
The A-7 used the same cylinders as the earlier Hall-Scott A-5. Bore: 5 in (127.00 mm), stroke: 7 in (177.80 mm), displacement: 549.78 cu in (9.01 L), weight: 410 lb (190 kg), power: 90 hp (67 kW) at 1,400 rpm, weight: 410 lb
550:
142:
The A-7a used the same cylinders as the earlier Hall-Scott A-5a. 100 hp (75 kW) 5.25 in × 7 in (133 mm × 178 mm)
467:
497:
413:
517:
512:
492:
487:
482:
477:
444:
207:
573:
437:
430:
17:
186:
123:. In service these engines suffered from reliability problems and were prone to catch fire while in operation.
193:
48:
176:
In 2017 about seven A-7a engines were still in use in
Edwardian racing cars, mostly in the United Kingdom.
83:
410:
352:
384:
217:
108:
58:
8:
279:
554:
378:
456:
234:
200:
164:
546:
507:
417:
270:
61:
472:
158:
567:
261:
152:
73:
211:
A Hall-Scott A-7a aircraft engine on display at the Hiller
Aviation Museum
170:
422:
522:
453:
304:
288:
112:
104:
115:
configuration, the engine developed 90 horsepower (67 kW) as the
39:
229:
538:
103:
was an early liquid-cooled aircraft engine manufactured by the
310:
553:. If you have a source, you can help Knowledge by
27:An early liquid-cooled straight-4 aircraft engine
565:
400:. Patrick Stephens: Wellingborough. p. 73
383:. Dayton, Ohio: THE OTTERBEIN PRESS. pp.
216:A Hall-Scott A-7a is on public display at the
199:A Hall-Scott A-7a is on public display at the
185:A Hall-Scott A-7a is on public display at the
438:
452:
309:1 intake and 1 exhaust valve per cylinder,
445:
431:
248:
549:article is missing some (or all) of its
411:Photo of an A-7 at passion-aviation.qc.ca
192:A Hall-Scott A-7a is in ownership of the
228:
224:
206:
372:
370:
368:
119:and 100 horsepower (75 kW) as the
14:
566:
426:
376:
337:100 hp (75 kW) at 1,400 rpm
179:
365:
284:606.14 cu in (9.93 L)
398:World Encyclopaedia of Aero Engines
24:
257:Four-cylinder inline piston engine
25:
585:
404:
537:
38:
146:
328:
187:Aerospace Museum of California
13:
1:
574:1910s aircraft piston engines
358:
297:
266:5.25 in (133.35 mm)
194:National Air and Space Museum
49:National Air and Space Museum
380:Airplane Engine Encyclopedia
318:Miller or Zenith carburetors
244:Airplane Engine Encyclopedia
84:Hall-Scott Motor Car Company
7:
341:
126:
10:
590:
275:7 in (177.80 mm)
463:
293:420 lb (190 kg)
46:
37:
32:
377:Angle, Glenn D. (1921).
353:List of aircraft engines
74:United States of America
396:Gunston, Bill. (1986).
249:General characteristics
233:Hall-Scott A-7a at the
47:Hall-Scott A-7a at the
237:
218:Hiller Aviation Museum
212:
232:
225:Specifications (A-7a)
210:
109:Berkeley, California
416:2011-07-06 at the
238:
213:
180:Engines on display
562:
561:
531:
530:
97:
96:
16:(Redirected from
581:
541:
534:
533:
447:
440:
433:
424:
423:
389:
388:
374:
235:Museum of Flight
201:Museum of Flight
165:Dayton-Wright FS
70:
42:
30:
29:
21:
589:
588:
584:
583:
582:
580:
579:
578:
564:
563:
547:aircraft engine
532:
527:
459:
451:
418:Wayback Machine
407:
393:
392:
375:
366:
361:
344:
331:
322:Cooling system:
300:
251:
227:
182:
149:
129:
69:National origin
68:
28:
23:
22:
18:Hall-Scott A-7a
15:
12:
11:
5:
587:
577:
576:
560:
559:
551:specifications
542:
529:
528:
526:
525:
520:
515:
510:
505:
500:
495:
490:
485:
480:
475:
470:
464:
461:
460:
450:
449:
442:
435:
427:
421:
420:
406:
405:External links
403:
402:
401:
391:
390:
363:
362:
360:
357:
356:
355:
343:
340:
339:
338:
330:
327:
326:
325:
319:
313:
299:
296:
295:
294:
285:
276:
267:
258:
250:
247:
226:
223:
222:
221:
205:
204:
197:
190:
181:
178:
174:
173:
168:
162:
159:Aeromarine M-1
156:
148:
145:
144:
143:
137:
128:
125:
101:Hall-Scott A-7
95:
94:
91:
87:
86:
81:
77:
76:
71:
65:
64:
56:
52:
51:
44:
43:
35:
34:
26:
9:
6:
4:
3:
2:
586:
575:
572:
571:
569:
558:
556:
552:
548:
543:
540:
536:
535:
524:
521:
519:
516:
514:
511:
509:
506:
504:
501:
499:
496:
494:
491:
489:
486:
484:
481:
479:
476:
474:
471:
469:
466:
465:
462:
458:
455:
448:
443:
441:
436:
434:
429:
428:
425:
419:
415:
412:
409:
408:
399:
395:
394:
386:
382:
381:
373:
371:
369:
364:
354:
351:
350:
349:
348:
347:Related lists
336:
335:Power output:
333:
332:
323:
320:
317:
314:
312:
308:
306:
302:
301:
292:
290:
286:
283:
281:
277:
274:
272:
268:
265:
263:
259:
256:
253:
252:
246:
245:
242:
236:
231:
219:
215:
214:
209:
202:
198:
195:
191:
188:
184:
183:
177:
172:
169:
166:
163:
160:
157:
154:
153:Aeromarine 39
151:
150:
141:
138:
136:(190 kg)
134:
131:
130:
124:
122:
118:
114:
110:
106:
102:
92:
89:
88:
85:
82:
80:Manufacturer
79:
78:
75:
72:
67:
66:
63:
60:
57:
54:
53:
50:
45:
41:
36:
31:
19:
544:
502:
457:aero engines
397:
379:
346:
345:
334:
321:
316:Fuel system:
315:
303:
287:
280:Displacement
278:
269:
260:
254:
243:
240:
239:
175:
171:Standard J-1
147:Applications
139:
132:
120:
116:
100:
98:
555:adding them
329:Performance
107:company of
62:aero engine
454:Hall-Scott
359:References
305:Valvetrain
298:Components
289:Dry weight
113:straight-4
111:. Using a
105:Hall-Scott
90:First run
241:Data from
568:Category
414:Archived
342:See also
127:Variants
271:Stroke
167:(A-7a)
161:(A-7a)
155:(A-7a)
93:1910s
59:Piston
545:This
468:60 hp
387:-233.
324:Water
255:Type:
140:A-7a:
55:Type
498:A-5A
311:SOHC
262:Bore
133:A-7:
121:A-7a
99:The
33:A-7
523:L-6
518:L-4
513:A-8
508:A7a
503:A-7
493:A-5
488:A-4
483:A-3
478:A-2
473:A-1
385:232
117:A-7
570::
367:^
557:.
446:e
439:t
432:v
307::
291::
282::
273::
264::
220:.
203:.
196:.
189:.
20:)
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
