Miata Turbo Forum - Boost cars, acquire cats.

Notices
Engine Performance This section is for discussion on all engine building related questions.
Sponsored by:
Sponsored by: KPower

.060" copper headgasket

Thread Tools
 
Search this Thread
 
Old Jun 6, 2018 | 09:49 PM
Share
  #21  
2jz_mickey's Avatar
2jz_mickey
Thread Starter
Junior Member
 
Joined: Jul 2017
Posts: 73
Total Cats: 3
Default
Originally Posted by ryansmoneypit
Crazy. Isn't 40 even less than OEM spec?
yea thats the problem! The head was lifting, broke the dowel and crushed the headgasket!
Reply
Leave a poscat 0 Leave a negcat
Old Jun 7, 2018 | 09:43 AM
Share
  #22  
Davezorz's Avatar
Davezorz
Junior Member
iTrader: (2)
 
Joined: Sep 2013
Posts: 266
Total Cats: 7
From: Pittsburgh PA
Default
Originally Posted by emilio700
OEM studs torque to OEM specs
ARP studs torque to ARP's specs

ITT: Radical tuning secrets revealed
wasn't there a bunch of discussion about ARP's specs being too high and crushing the bosses on the head? has this changed?
Reply
Leave a poscat 0 Leave a negcat
Old Jun 7, 2018 | 09:51 AM
Share
  #23  
ryansmoneypit's Avatar
ryansmoneypit
Elite Member
iTrader: (6)
 
Joined: Feb 2013
Posts: 3,398
Total Cats: 458
From: A cave in Va
Default
yes, they come with correct tq spec now. dont know what it is (I use 65 ft. lbs.) , but word on the street is that instructions have been updated.
Reply
Leave a poscat 1 Leave a negcat
Old Jun 7, 2018 | 09:54 AM
Share
  #24  
hi_im_sean's Avatar
hi_im_sean
SadFab CEO
iTrader: (3)
 
Joined: Sep 2012
Posts: 4,560
Total Cats: 1,143
From: your mom's house phoenix, AZ
Default
If I recall correctly, they reduced it down to 65 from 80.
Reply
Leave a poscat 1 Leave a negcat
Old Jun 7, 2018 | 12:22 PM
Share
  #25  
Savington's Avatar
Savington
Former Vendor
iTrader: (31)
 
Joined: Nov 2006
Posts: 15,442
Total Cats: 2,106
From: Sunnyvale, CA
Default
OEM spec is 49 IIRC. ARP updated their kits about a year ago, dropped the published spec from 80 (wrong) to 65 (correct, and where it was circa 2010-2011). They also include larger washers than they used to.
Reply
Leave a poscat 0 Leave a negcat
Related Topics
Thread
Thread Starter
Forum
Replies
Last Post
Copper head gasket question.
Hot_Wheels
Engine Performance
6
May 18, 2012 02:31 PM
help with MLS head gasket for 1.6
railz
DIY Turbo Discussion
2
Mar 16, 2010 02:34 PM
Head Gasket options?
FastColt
Engine Performance
2
Feb 21, 2010 03:40 PM
Do I need the gasket between turbo and manifold?
blue89turbo
Prefabbed Turbo Kits
12
May 22, 2008 08:32 PM
gasket help
aArOn
Prefabbed Turbo Kits
25
Dec 7, 2007 11:58 AM
Back to Subforum
Engine Performance
View Next Unread
VVT motor lean and die




Advanced Search

All times are GMT -4. The time now is 08:41 AM.