145:, which was an improved version of the M-25 with more horsepower than the original. Development began at the beginning of 1939 and it was bench tested that August, but did not pass its State acceptance tests until the autumn of 1942. It weighed 970 kg (2,140 lb) and produced 2,000
576:
388:
184:
during the summer of 1943. Evaluations of the M-71 were generally favorable, but no production capacity was available to use for a brand-new engine during the war.
141:
The M-71 was developed from the
Shvetsov M-70, a failed attempt at a two-row version of the single-row Wright R-1820 Cyclone. It used components from the
571:
381:
581:
374:
357:
181:
310:
265:
160:
A boosted version, the M-71F, was built in small numbers. It was flown in the prototypes of the single-engined
177:
462:
442:
290:
550:
545:
540:
530:
525:
422:
366:
234:
457:
452:
437:
353:
401:
154:
72:
520:
510:
500:
495:
490:
485:
225:
142:
480:
472:
169:
565:
515:
505:
447:
432:
427:
417:
216:
210:
130:
126:
118:
102:
30:
397:
259:
173:
122:
115:
42:
409:
165:
161:
80:
76:
243:
146:
150:
52:
172:
fighter in 1944. A version of the M-71F was developed with two TK-3
370:
471:
408:
168:ground-attack aircraft in 1943–44 as well as the
129:, which was a license-built copy of the American
382:
8:
389:
375:
367:
577:Aircraft air-cooled radial piston engines
352:. Ramsbury, Marlborough: Crowood Press.
327:
196:Kotelnikov, Russian Piston Aero Engines
157:prototype fighter in March–April 1942.
18:
7:
239:59.7 L (3,643 cu in)
16:1930s Soviet piston aircraft engine
14:
180:high-altitude bomber designed by
121:built in small numbers during
1:
572:1930s aircraft piston engines
348:Kotelnikov, Vladimir (2005).
286:2,200 hp (1,641 kW)
153:). It was flight-tested in a
230:174.5 mm (6.87 in)
221:155.5 mm (6.12 in)
350:Russian Piston Aero Engines
248:970 kg (2,140 lb)
598:
125:. It was derived from the
582:Shvetsov aircraft engines
176:and flight tested in the
21:
400:, Soloviev and Shvetsov
311:List of aircraft engines
266:centrifugal supercharger
201:General characteristics
209:18-cylinder, two-row,
188:Specifications (M-71F)
291:Power-to-weight ratio
164:and the twin-engined
182:Vladimir Myasishchev
334:Kotelnikov, p. 129
68:Major applications
559:
558:
108:
107:
589:
391:
384:
377:
368:
363:
335:
332:
264:geared, 1-speed
155:Polikarpov I-185
133:Cyclone engine.
131:Wright R-1820-F3
99:
89:
73:Polikarpov I-185
69:
39:
19:
597:
596:
592:
591:
590:
588:
587:
586:
562:
561:
560:
555:
467:
404:
395:
360:
347:
344:
339:
338:
333:
329:
324:
319:
302:
280:
271:Cooling system:
255:
203:
190:
139:
97:
87:
67:
38:National origin
37:
17:
12:
11:
5:
595:
593:
585:
584:
579:
574:
564:
563:
557:
556:
554:
553:
548:
543:
538:
533:
528:
523:
518:
513:
508:
503:
498:
493:
488:
483:
477:
475:
473:Radial engines
469:
468:
466:
465:
460:
455:
450:
445:
440:
435:
430:
425:
420:
414:
412:
406:
405:
396:
394:
393:
386:
379:
371:
365:
364:
358:
343:
340:
337:
336:
326:
325:
323:
320:
318:
315:
314:
313:
301:
298:
297:
296:
287:
279:
276:
275:
274:
268:
254:
251:
250:
249:
240:
231:
222:
213:
202:
199:
189:
186:
170:Lavochkin La-7
138:
135:
106:
105:
100:
98:Developed from
94:
93:
90:
84:
83:
70:
64:
63:
60:
56:
55:
50:
46:
45:
40:
34:
33:
28:
24:
23:
15:
13:
10:
9:
6:
4:
3:
2:
594:
583:
580:
578:
575:
573:
570:
569:
567:
552:
549:
547:
544:
542:
539:
537:
534:
532:
529:
527:
524:
522:
519:
517:
514:
512:
509:
507:
504:
502:
499:
497:
494:
492:
489:
487:
484:
482:
479:
478:
476:
474:
470:
464:
461:
459:
456:
454:
451:
449:
446:
444:
441:
439:
436:
434:
431:
429:
426:
424:
421:
419:
416:
415:
413:
411:
407:
403:
399:
392:
387:
385:
380:
378:
373:
372:
369:
361:
359:1-86126-702-9
355:
351:
346:
345:
341:
331:
328:
321:
316:
312:
309:
308:
307:
306:
305:Related lists
299:
294:
292:
288:
285:
284:Power output:
282:
281:
277:
272:
269:
267:
263:
261:
257:
256:
252:
247:
245:
241:
238:
236:
232:
229:
227:
223:
220:
218:
214:
212:
211:radial engine
208:
205:
204:
200:
198:
197:
194:
187:
185:
183:
179:
175:
174:turbochargers
171:
167:
163:
158:
156:
152:
148:
144:
143:Shvetsov M-63
136:
134:
132:
128:
127:Shvetsov M-25
124:
120:
119:radial engine
117:
113:
112:Shvetsov M-71
104:
103:Shvetsov M-25
101:
96:
95:
91:
86:
85:
82:
78:
74:
71:
66:
65:
61:
58:
57:
54:
51:
49:Manufacturer
48:
47:
44:
41:
36:
35:
32:
31:Radial engine
29:
26:
25:
20:
535:
410:Gas turbines
402:aero engines
398:Aviadvigatel
349:
342:Bibliography
330:
304:
303:
289:
283:
270:
260:Supercharger
258:
242:
235:Displacement
233:
224:
215:
206:
195:
192:
191:
159:
149:(1,500
140:
123:World War II
111:
109:
88:Number built
43:Soviet Union
278:Performance
166:Sukhoi Su-8
162:Sukhoi Su-6
137:Development
81:Sukhoi Su-8
77:Sukhoi Su-6
566:Categories
317:References
295:1.05 hp/kg
273:air-cooled
253:Components
244:Dry weight
147:horsepower
59:First run
193:Data from
300:See also
53:Shvetsov
178:DVB-102
501:ASh-82
496:ASh-73
491:ASh-62
486:ASh-21
458:PD-18R
356:
226:Stroke
116:Soviet
114:was a
481:ASh-2
463:PD-30
453:PS-90
448:PS-30
443:PS-12
438:PD-14
322:Notes
207:Type:
62:1939
27:Type
22:M-71
551:M-81
546:M-80
541:M-72
536:M-71
531:M-70
526:M-64
521:M-63
516:M-25
511:M-22
506:M-11
433:D-30
428:D-25
423:D-21
418:D-20
354:ISBN
217:Bore
110:The
92:few
568::
151:kW
79:,
75:,
390:e
383:t
376:v
362:.
293::
262::
246::
237::
228::
219::
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.