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Harley Davidson Forums
Harley Davidson Motorcycles
HD Engines
Milwaukee Eight (M8)
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Froth in Oil tank neck, condensation end of cap
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Heritage117James
on Jan 7, 2026
Jan 8, 2026
05:51 PM
by
Heritage117James
21
981
Spark plugs
Baadboys1@bellsouth.net
on Jan 2, 2026
Jan 5, 2026
05:03 AM
by
roussfam
7
636
Andrews M450/460
MrJ
on Jan 3, 2026
Jan 4, 2026
11:09 AM
by
MrJ
2
332
Cyclerama Comp Ramp - won't go on
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RomeoTango
on Dec 30, 2024
Dec 28, 2025
06:51 PM
by
klammer76
106
10,632
MOSQUITO FOGGER
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Crosstie
on Dec 26, 2025
Dec 28, 2025
11:12 AM
by
Jackie Paper
14
1,027
Why high CI from MoCo removes VVT
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rideonva
on Dec 25, 2025
Dec 27, 2025
11:22 AM
by
Steve Cole
12
1,162
Does this build make sense?
KevH
on Dec 19, 2025
Dec 20, 2025
08:55 PM
by
$tonecold
6
653
Dave Mackie Cams
(
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Mofo67
on Mar 9, 2025
Dec 19, 2025
09:07 PM
by
Ketcher
31
5,271
Milwaukee Eight 107 cam testing
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fuelmoto
on Jan 18, 2018
Dec 15, 2025
09:00 PM
by
Leimy
535
303,500
Air Cleaner Question 55mm vs 64mm Throttle Body?
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High Sierra
on Dec 10, 2025
Dec 14, 2025
06:28 PM
by
thereal142
11
1,013
anyone running S&S 475c in a stock. 117
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coronerrpm
on Feb 27, 2023
Dec 12, 2025
09:57 AM
by
sbeamer
23
16,836
Transmission cover
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sbeamer
on Nov 20, 2025
Dec 10, 2025
06:36 PM
by
JCunningham
32
2,349
S&S Camplate
early times
on Dec 9, 2025
Dec 10, 2025
12:28 PM
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Max Headflow
8
497
My Build
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Deep Sea MDV
on Nov 14, 2025
Dec 10, 2025
04:46 AM
by
Deep Sea MDV
10
970
Lean M8s?
planetbuster
on Nov 24, 2025
Dec 9, 2025
09:33 AM
by
Lonewolf176
4
728
Can someone tell me what this mounting stud is for?
Saguaro
on Dec 6, 2025
Dec 8, 2025
06:43 PM
by
gonemad
2
451
M8 117 Heavy Breather vs Other Intakes
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theHAAS
on Aug 31, 2022
Dec 8, 2025
11:05 AM
by
$tonecold
21
18,489
Cam Change. New Lifters, Cuffs, Oil Pump, Cam Plate a necessity?
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roussfam
on Nov 19, 2025
Dec 6, 2025
04:38 PM
by
roussfam
17
1,281
2025 Lowrider ST Engine Noise-Tapping
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Rowydrod
on Dec 1, 2025
Dec 5, 2025
08:38 PM
by
porkster
11
1,169
S & S lifter cuff compatibility
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roussfam
on Nov 25, 2025
Dec 1, 2025
05:49 PM
by
roussfam
24
1,620
Cam recommendation
topcat1st
on Nov 30, 2025
Dec 1, 2025
03:44 PM
by
topcat1st
7
599
Anyone bypassing the air cleaner on the 2024 models?
(
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Beartooth Rider
on May 28, 2024
Nov 30, 2025
01:17 PM
by
JustBeingBrown
20
4,980
question about boom box GTS software update
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coop creek
on Jun 15, 2019
Nov 30, 2025
11:20 AM
by
dmitrymakarsky@gmail.com
18
7,716
M8 Tuning Post Cam Install
Deep Sea MDV
on Nov 24, 2025
Nov 25, 2025
04:38 AM
by
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3
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on Nov 24, 2025
Nov 24, 2025
03:09 PM
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8
614
Trask Check M8 - Another Perspective
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702
on Aug 9, 2021
Nov 24, 2025
11:42 AM
by
planetbuster
170
42,390
CR comp ramp inspection results
Stickman53
on Nov 23, 2025
Nov 23, 2025
03:57 PM
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Stickman53
0
245
Cylinders
Moe55
on Nov 20, 2025
Nov 22, 2025
01:22 PM
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4
424
107 M8 bolt in cam build
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Nov 21, 2025
09:35 PM
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548
S&S Stealth air cleaner? Your opinion
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dontdropit
on May 24, 2020
Nov 21, 2025
09:04 AM
by
Rains2much
28
19,110
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