F30POST
F30POST
2012-2015 BMW 3-Series and 4-Series Forum
BMW Garage BMW Meets Register Today's Posts
BMW 3-Series and 4-Series Forum (F30 / F32) | F30POST > Technical Forums > B58 Turbo Engine / Drivetrain / Exhaust Modifications > B58 engine scoring and pics
proTUNING Freaks
Post Reply
 
Thread Tools Search this Thread
      05-08-2019, 03:12 PM   #1
vinzcast21
Lieutenant
vinzcast21's Avatar
161
Rep
446
Posts

Drives: F30 340i MY2017
Join Date: Jul 2018
Location: canada

iTrader: (0)

B58 engine scoring and pics

Hi, Just want to share my engine scoring pictures from borescoping each cylinder. since the dealer did it, apparently I could not get better pics of the scorings. just wanna show you. Its a MY17 with build date 11/2016

also got some pics with the valve cover off!
Attached Images
   
__________________
=================================
Mod bug will bite you if you buy a BMW
=================================
Appreciate 3
B58557.50
cfm56d7b5886.00
kern4174449.50
      05-08-2019, 07:48 PM   #2
RedBarron
Lieutenant
United_States
133
Rep
419
Posts

Drives: BMW 440i
Join Date: Sep 2006
Location: Jacksonville, FL

iTrader: (0)

Quote:
Originally Posted by vinzcast21 View Post
Hi, Just want to share my engine scoring pictures from borescoping each cylinder. since the dealer did it, apparently I could not get better pics of the scorings. just wanna show you. Its a MY17 with build date 11/2016

also got some pics with the valve cover off!
Not good. You will need a new engine. What symptoms did you have on the engine? Also how many miles do you have?
__________________

Current: Porsche Cayman S
Appreciate 0
      05-08-2019, 08:10 PM   #3
vinzcast21
Lieutenant
vinzcast21's Avatar
161
Rep
446
Posts

Drives: F30 340i MY2017
Join Date: Jul 2018
Location: canada

iTrader: (0)

Quote:
Originally Posted by RedBarron View Post
Quote:
Originally Posted by vinzcast21 View Post
Hi, Just want to share my engine scoring pictures from borescoping each cylinder. since the dealer did it, apparently I could not get better pics of the scorings. just wanna show you. Its a MY17 with build date 11/2016

also got some pics with the valve cover off!
Not good. You will need a new engine. What symptoms did you have on the engine? Also how many miles do you have?
symptomps are stalling at first gear. dealer detected its a leak. trying to bring it back to get rechecked on the scoring and try to push for new engine
__________________
=================================
Mod bug will bite you if you buy a BMW
=================================
Appreciate 0
      05-08-2019, 09:16 PM   #4
B58
Major
B58's Avatar
558
Rep
1,457
Posts

Drives: 922 Turbo
Join Date: May 2018
Location: USA

iTrader: (1)

You can clearly see the crosshatch and scoring covering the sections of the crosshatch. Hopefully the dummies replace it.
__________________
2024 X3 M40i
2014 BMW M5
Appreciate 0
      05-08-2019, 09:19 PM   #5
vinzcast21
Lieutenant
vinzcast21's Avatar
161
Rep
446
Posts

Drives: F30 340i MY2017
Join Date: Jul 2018
Location: canada

iTrader: (0)

Quote:
Originally Posted by B58 View Post
You can clearly see the crosshatch and scoring covering the sections of the crosshatch. Hopefully the dummies replace it.
I cant.. enlighten me buddy
__________________
=================================
Mod bug will bite you if you buy a BMW
=================================
Appreciate 0
      05-08-2019, 09:21 PM   #6
B58
Major
B58's Avatar
558
Rep
1,457
Posts

Drives: 922 Turbo
Join Date: May 2018
Location: USA

iTrader: (1)

Quote:
Originally Posted by vinzcast21 View Post
I cant.. enlighten me buddy
Like the black stains and dots are covering the crosshatch. Crosshatch is the intersecting sets of parallel lines you see which is normal... all those scratches cross each other.
__________________
2024 X3 M40i
2014 BMW M5
Appreciate 0
Post Reply

Bookmarks


Posting Rules
You may not post new threads
You may not post replies
You may not post attachments
You may not edit your posts

BB code is On
Smilies are On
[IMG] code is On
HTML code is Off



All times are GMT -5. The time now is 03:14 PM.




f30post
Powered by vBulletin® Version 3.8.11
Copyright ©2000 - 2024, vBulletin Solutions Inc.
1Addicts.com, BIMMERPOST.com, E90Post.com, F30Post.com, M3Post.com, ZPost.com, 5Post.com, 6Post.com, 7Post.com, XBimmers.com logo and trademark are properties of BIMMERPOST