Go Back   AnandTech Forums > Social > Off Topic

Forums
· Hardware and Technology
· CPUs and Overclocking
· Motherboards
· Video Cards and Graphics
· Memory and Storage
· Power Supplies
· Cases & Cooling
· SFF, Notebooks, Pre-Built/Barebones PCs
· Networking
· Peripherals
· General Hardware
· Highly Technical
· Computer Help
· Home Theater PCs
· Consumer Electronics
· Digital and Video Cameras
· Mobile Devices & Gadgets
· Audio/Video & Home Theater
· Software
· Software for Windows
· All Things Apple
· *nix Software
· Operating Systems
· Programming
· PC Gaming
· Console Gaming
· Distributed Computing
· Security
· Social
· Off Topic
· Politics and News
· Discussion Club
· Love and Relationships
· The Garage
· Health and Fitness
· Merchandise and Shopping
· For Sale/Trade
· Hot Deals with Free Stuff/Contests
· Black Friday 2014
· Forum Issues
· Technical Forum Issues
· Personal Forum Issues
· Suggestion Box
· Moderator Resources
· Moderator Discussions
   

Reply
 
Thread Tools
Old 09-11-2005, 10:08 AM   #1
imported_itr
Senior Member
 
Join Date: Mar 2005
Posts: 900
Default what causes a high-mileage car engine to lose power?

worn parts?
imported_itr is offline   Reply With Quote
Old 09-11-2005, 10:11 AM   #2
CrackRabbit
Lifer
 
CrackRabbit's Avatar
 
Join Date: Mar 2001
Posts: 16,528
Default what causes a high-mileage car engine to lose power?

Possibly.
With no other description of the car or problem it could be anything from a bad air filter to little green men stealing your sparkplugs.
__________________
Official member of the ATOT Night Crew
Quote:
Originally Posted by MagnusTheBrewer View Post
Don't we have enough left handed reddit haired stepchildren around here?
Quote:
Originally Posted by MmmSkyscraper
Tomorrowned!!11!1!1!
CrackRabbit is offline   Reply With Quote
Old 09-11-2005, 10:11 AM   #3
jlbenedict
Banned
 
Join Date: Jul 2005
Posts: 3,724
Default what causes a high-mileage car engine to lose power?

worn parts.. particularly... pistons, piston rings, and the chambers...
when those are wore... you lose compression, thus loss of power..
jlbenedict is offline   Reply With Quote
Old 09-11-2005, 10:12 AM   #4
imported_itr
Senior Member
 
Join Date: Mar 2005
Posts: 900
Default what causes a high-mileage car engine to lose power?

nothing wrong with the car. it just has over 200 grand miles.
imported_itr is offline   Reply With Quote
Old 09-11-2005, 10:12 AM   #5
tfinch2
Lifer
 
tfinch2's Avatar
 
Join Date: Feb 2004
Posts: 22,088
Default what causes a high-mileage car engine to lose power?

lost compression FTW
__________________
unban ^[a-zA-Z0-9]+$
tfinch2 is offline   Reply With Quote
Old 09-11-2005, 10:13 AM   #6
imported_itr
Senior Member
 
Join Date: Mar 2005
Posts: 900
Default what causes a high-mileage car engine to lose power?

Quote:
Originally posted by: jlbenedict
worn parts.. particularly... pistons, piston rings, and the chambers...
when those are wore... you lose compression, thus loss of power..
so if you replaced those parts, the engine would perform like a new engine?
imported_itr is offline   Reply With Quote
Old 09-11-2005, 10:15 AM   #7
tfinch2
Lifer
 
tfinch2's Avatar
 
Join Date: Feb 2004
Posts: 22,088
Default what causes a high-mileage car engine to lose power?

Quote:
Originally posted by: itr
Quote:
Originally posted by: jlbenedict
worn parts.. particularly... pistons, piston rings, and the chambers...
when those are wore... you lose compression, thus loss of power..
so if you replaced those parts, the engine would perform like a new engine?
If you do not know what replacing those parts will do for an engine, you should not replace them.
__________________
unban ^[a-zA-Z0-9]+$
tfinch2 is offline   Reply With Quote
Old 09-11-2005, 10:16 AM   #8
MaxFusion16
Golden Member
 
Join Date: Dec 2001
Posts: 1,511
Default what causes a high-mileage car engine to lose power?

mainly compression and carbon build up
MaxFusion16 is offline   Reply With Quote
Old 09-11-2005, 10:18 AM   #9
Analog
Lifer
 
Analog's Avatar
 
Join Date: Jan 2002
Posts: 12,755
Default what causes a high-mileage car engine to lose power?

compression loss = power loss. Can't get around that one, even with additives that say 'miracle' somewhere in the title.
__________________
'88 YELLOW FIERO

"WANTED - Schroedinger's cat. Dead and alive."
五行
http://eriemine.com
Analog is offline   Reply With Quote
Old 09-11-2005, 10:18 AM   #10
skyking
Lifer
 
skyking's Avatar
 
Join Date: Nov 2001
Posts: 15,967
Default what causes a high-mileage car engine to lose power?

it is a systemic thing. The FI system is not what it was, the ignition, tranny, rings, valves.
add em up and it = something less.
You may have a broken or messed up <insert part/system here> that would bring most of it back.
__________________
Heat

skyking is offline   Reply With Quote
Old 09-11-2005, 10:30 AM   #11
thedarkwolf
Diamond Member
 
thedarkwolf's Avatar
 
Join Date: Oct 1999
Posts: 8,268
Default what causes a high-mileage car engine to lose power?

Quote:
Originally posted by: itr
nothing wrong with the car. it just has over 200 grand miles.
What makes you think there is nothing wrong with it? If you have all of a sudden noticed a drop off in power there is something wrong with it. The compression ratio is going to be a extremely slow drop off over the life of the engine and you aren't going to notice a power drop off unless something major goes wrong.

If the car uses a timing chain and it has never been replaced in 200k miles it will be pretty stretched. Like the cylinders it would be a gradual thing but if the chain has stretched enough it could jump a tooth and that would cause a very noticable change in power. Then there are just all the normal tune up parts.

__________________
Peter: "Just don't forget our deal, Lois. I sit through this and later tonight I get anal. You hear me? No matter how neat I want the house you have to clean it."
Family Guy
thedarkwolf is offline   Reply With Quote
Old 09-11-2005, 10:37 AM   #12
lobadobadingdong
Lifer
 
Join Date: Aug 2002
Posts: 10,045
Default what causes a high-mileage car engine to lose power?

you could always take the car to a trusted mechanic and have the engine overhauled.
lobadobadingdong is offline   Reply With Quote
Old 09-11-2005, 10:49 AM   #13
alm4rr
Diamond Member
 
Join Date: Dec 2000
Posts: 4,389
Default what causes a high-mileage car engine to lose power?

compression
__________________
<>
alm4rr is offline   Reply With Quote
Reply

Thread Tools

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

Forum Jump


All times are GMT -5. The time now is 08:36 AM.


Powered by vBulletin® Version 3.8.7
Copyright ©2000 - 2014, vBulletin Solutions, Inc.