Engine and Technical Discussion

Discussion of the KTM RC 390 Engine and Powertrain.
L
Working diameter of the front brake cylinder
Replies
2
Views
85
Foolishboy
F
J
Camshaft Failure
Replies
1
Views
316
fostytou
fostytou
Christianshreds
Exhaust for ‘15 RC390?
Replies
1
Views
60
Jon W
J
ReidMcT
Alternator puller and other special tools or will generics work??
Replies
0
Views
32
ReidMcT
ReidMcT
N
Need Help Coolant disappearing from 2017 KTM RC 390 race bike
Replies
13
Views
140
avs
A
fostytou
Valve Clearance Adjustment Tips and Records
Replies
6
Views
109
fostytou
fostytou
D
Questions Regarding Reliability
2
Replies
23
Views
2K
ReidMcT
ReidMcT
T
New Top Speed: 90mph??
Replies
11
Views
2K
1JZSupra
1
S
RC 390..top end power loss,overheating,running lean? ,low oil pressure.
2
Replies
27
Views
6K
Akshay
A
1
Front Sprocket Locking Plate
Replies
4
Views
95
avs
A
R
top end gaskets
Replies
1
Views
136
ReidMcT
ReidMcT
fostytou
Updated Valve Clearance Specifications for 2018 (and earlier models)
Replies
1
Views
163
fostytou
fostytou
N
620mile Valve Clearance Parts and Tools (RC 390 2017)
Replies
19
Views
2K
fostytou
fostytou
I
GP shift conversion *2019 bike*
Replies
2
Views
170
Patrovichi
P
Biker
How To Amazing DIY vids on YouTube
Replies
0
Views
102
Biker
Biker
Y
The Definitive ABS Removal Thread
Replies
7
Views
648
FDRider
F
A
Please identify these bits in the engine oil
Replies
8
Views
246
avs
A
ReidMcT
Check those bolts!
Replies
6
Views
292
KBear
KBear
A
Is this part of the EFI or ?
Replies
9
Views
258
avs
A
R
Lack of top end speed?
Replies
10
Views
244
rc390cr
R
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