149:
136:
standard on all models, with the 114 cu in (1,870 cc) version making a claimed 119 lb⋅ft (161 N⋅m) remaining as an option on some softails and all touring and trike models, and the 117 cu in (1,920 cc) is standard on CVO models with a claimed 124 lb⋅ft (168 N⋅m) and rear wheel power of 93.75 hp (69.91 kW) @ 4,870 rpm and 112.51 lb⋅ft (152.54 N⋅m) @ 3,400 rpm. For model year 2022, the 117 cu in version became standard on
Breakout and Low Rider S/ST Softail models and on the "ST" variants of the Touring models. In 2023, the 121 cu in (1,980 cc) version equipped with variable-valve timing debuted on the CVO models.
187:, like many other motorcycle magazines, was given the opportunity to test ride and review the Milwaukee-Eight engine. The reviews have been positive, and report a better ride quality, while still keeping the Harley feel. Cycle World's reviewer reported a noticeable reduction in the heat output from the engine, enabling the reviewer to ride more comfortably. The review concludes that the changes make this engine an improvement over its predecessor.
160:
torque. The exhaust and intake flow capacity is increased by 50 percent over the Twin Cam models. Although weighing the same as its predecessor, both models of the
Milwaukee-Eight increase in acceleration by 10% (0-60 for the 107 vs the 103) and 8% (0-60 for the 114 vs. the 110). Fuel economy is also increased, with percentages varying for engine and model.
38:
135:
All engines have eight valves in two cylinders in the traditional Harley-Davidson Radial V-twin configuration at 45°, are combination of air-cooled and oil-cooled, and activate valves with push-rods. The 107 cu in (1,750 cc) model with a claimed 108–112 lb⋅ft (146–152 N⋅m) is
118:
is the ninth generation of "big twin" engines developed by the company, but only Harley's fourth all-new Big Twin in 80 years, first introduced in 2016. These engines differ from the traditional Harley Big Twin engines in that there are four valves per cylinder, totaling eight valves, hence the name.
173:
temperature by 100°F (55.6 C) by introducing a better water cooling solution, and also relocated the hot catalytic converters further from the cockpit, allowing for a more comfortable ride. Finally, Harley looked at the vibration issues and decided to reduce the vibrations by 75%, to try to effect a
159:
In 2016, the
Milwaukee-Eight engines became available on Touring and Trike models of the 2017 model year. The Softail models started using the Milwaukee-Eight the following year. The most significant change from the Twin Cam are the two extra valves per cylinder head which produce 10 percent more
168:
Harley conducted interviews in seven cities; over 1,000 people were asked to outline what they would like to see in the next line of touring bikes. These interviews resulted in the new
Milwaukee-Eight engine. The biggest improvements people wanted to see were more power, less heat, and less
260:
McDevitt For comparison a 1996 Geo Metro is rated at 49 HP and 55lbs/ft torque all out of a three cylinder one litre engine. This out of the 1996 Geo Metro Owners manual, Jon (March 20, 2018).
169:
vibration. Harley was able to increase the power while also keeping the range and consumption similar and in some cases making it even better. To deal with the heat issue, Harley reduced the
148:
119:
It also marked a return to the single-camshaft configuration as used on previous Harley Big Twin
Engines from 1936 to 1999. In addition, the engines all have internal
286:
205:
230:
330:
355:
385:
141:
81:
261:
301:
238:
153:
93:
17:
88:
309:
280:
234:
112:
100:
63:
58:
51:
379:
120:
183:
170:
174:
balance between the expectations of hardcore fans and new Harley owners.
37:
206:"Harley-Davidson Unveils The Milwaukee-Eight Engine For Touring Models"
124:
356:"Riding The 2017 Harley-Davidson Milwaukee-Eight-Powered FL Models"
147:
302:"10 Key Differences Between Harley's Milwaukee-8 & Twin Cam"
331:"2017 Harley-Davidson Milwaukee-Eight Engines Tech Brief"
99:
87:
77:
69:
57:
47:
123:, whereas Twin Cams were counterbalanced only on
152:Harley-Davidson Milwaukee-Eight engine at the
127:models, where the engine was rigidly mounted.
8:
30:
285:: CS1 maint: numeric names: authors list (
262:"2018 Harley-Davidson CVO Road Glide Dyno"
36:
29:
196:
18:Harley-Davidson Milwaukee-Eight engines
278:
31:Harley-Davidson Milwaukee-Eight Engine
42:The Milwaukee-Eight engine 117 (2019)
7:
204:Brasfield, Evans (23 August 2016).
105:81hp 107ci, 86hp 114ci @Rear Wheel.
140:Differences from the predecessor (
25:
300:Masker, Mark (24 August 2016).
131:107, 114, 117, and 121 engines
1:
402:
35:
386:Harley-Davidson engines
231:"2018 CVO STREET GLIDE"
237:. 2018. Archived from
156:
154:Harley-Davidson Museum
116:Milwaukee-Eight engine
151:
241:on February 22, 2018
310:Bonnier Corporation
32:
266:www.cycleworld.com
157:
27:Type of motorcycle
109:
108:
16:(Redirected from
393:
370:
369:
367:
366:
352:
346:
345:
343:
342:
327:
321:
320:
318:
316:
297:
291:
290:
284:
276:
274:
272:
257:
251:
250:
248:
246:
227:
221:
220:
218:
216:
201:
121:counterbalancers
40:
33:
21:
401:
400:
396:
395:
394:
392:
391:
390:
376:
375:
374:
373:
364:
362:
354:
353:
349:
340:
338:
329:
328:
324:
314:
312:
299:
298:
294:
277:
270:
268:
259:
258:
254:
244:
242:
235:Harley-Davidson
229:
228:
224:
214:
212:
203:
202:
198:
193:
180:
166:
146:
133:
113:Harley-Davidson
64:Harley-Davidson
52:Harley-Davidson
43:
28:
23:
22:
15:
12:
11:
5:
399:
397:
389:
388:
378:
377:
372:
371:
347:
335:Motorcycle.com
322:
292:
252:
222:
210:Motorcycle.com
195:
194:
192:
189:
179:
176:
165:
162:
145:
138:
132:
129:
107:
106:
103:
97:
96:
91:
85:
84:
79:
75:
74:
71:
67:
66:
61:
59:Parent company
55:
54:
49:
45:
44:
41:
26:
24:
14:
13:
10:
9:
6:
4:
3:
2:
398:
387:
384:
383:
381:
361:
357:
351:
348:
336:
332:
326:
323:
311:
307:
303:
296:
293:
288:
282:
267:
263:
256:
253:
240:
236:
232:
226:
223:
211:
207:
200:
197:
190:
188:
186:
185:
177:
175:
172:
163:
161:
155:
150:
143:
139:
137:
130:
128:
126:
122:
117:
114:
104:
102:
98:
95:
94:Radial V-Twin
92:
90:
86:
83:
80:
76:
72:
68:
65:
62:
60:
56:
53:
50:
46:
39:
34:
19:
363:. Retrieved
359:
350:
339:. Retrieved
337:. 2016-09-05
334:
325:
313:. Retrieved
305:
295:
269:. Retrieved
265:
255:
245:February 21,
243:. Retrieved
239:the original
225:
213:. Retrieved
209:
199:
182:
181:
167:
164:Improvements
158:
134:
115:
110:
48:Manufacturer
360:Cycle World
315:8 September
215:8 September
184:Cycle World
171:exhaust gas
78:Predecessor
365:2017-05-04
341:2017-05-03
191:References
73:Since 2017
70:Production
271:March 23,
178:Reception
380:Category
306:Hot Bike
281:cite web
142:Twin Cam
82:Twin Cam
125:Softail
101:Power
89:Class
317:2016
287:link
273:2018
247:2018
217:2016
111:The
382::
358:.
333:.
308:.
304:.
283:}}
279:{{
264:.
233:.
208:.
368:.
344:.
319:.
289:)
275:.
249:.
219:.
144:)
20:)
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.