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DiscoWeb Bulletin Board » Message Archives » 2003 Archives - Discovery Technical » Archive through April 03, 2003 » Valve job completed, how to keep valves from sticking again? « Previous Next »

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bob moseley (Bob)
New Member
Username: Bob

Post Number: 4
Registered: 03-2003
Posted on Saturday, March 29, 2003 - 06:07 pm:   Edit Post Delete Post Print Post

99 d1, 65K, had to replace head gasket and valves. Any suggestions to keep valves from sticking again? Always used 93 octane.
 

Dave (Discoverover)
New Member
Username: Discoverover

Post Number: 28
Registered: 11-2002
Posted on Saturday, March 29, 2003 - 06:48 pm:   Edit Post Delete Post Print Post

Have you had your ECU re-programmed? There is a chip that can be soldered in. I am not sure if it is aftermarket or warranted by land rover. I am having Robison Service do my valves and this chip at the same time. The GEMS system is not programmmed for optimal combustion (I think) and the carbon build up is the result, even in well maintained engines. I am not sure if this was fixed for 99'. Robison Service is very knowledgeable, www.robisonservice.com
 

John Moore (Jmoore)
Senior Member
Username: Jmoore

Post Number: 537
Registered: 10-2002
Posted on Saturday, March 29, 2003 - 08:45 pm:   Edit Post Delete Post Print Post

Change that oil, use good gas, kill some chickens.
 

Brad Russell (Bradnc)
Member
Username: Bradnc

Post Number: 192
Registered: 03-2002
Posted on Sunday, March 30, 2003 - 08:20 pm:   Edit Post Delete Post Print Post

Synthetic oil is less suceptible to clogging up and therefore sticking. It also doesn't have the impurities of natural oil. It's more expensive but worth it if it will keep you from worrying.
 

Mike Cox (Mike_cox)
New Member
Username: Mike_cox

Post Number: 19
Registered: 02-2003
Posted on Sunday, March 30, 2003 - 09:10 pm:   Edit Post Delete Post Print Post

You could just get a horse and have him pull the truck around. If you never start the engine then you are less likely to have carbon build up on the new valve surfaces.

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