Questions tagged [aluminum]
13 questions
5
votes
8 answers
Helicoil installed from other side?
I have an aluminium clamp on a bike where the thread has stripped. The steel bolt is okay, but the clamp has very little movement - I can't get a helicoil or drill through one side of the clamp without drilling out the metal under the shoulders of…
Criggie
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5
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2 answers
Do any new cars come with cast iron engine blocks?
I am thinking that all manufacturers have switched to aluminum as the material of choice for engine blocks. I could not find any sources to confirm this.
Do any new cars come with steel engine blocks?
Dan Z
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4
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1 answer
How do I treat aluminium oxidation on body panels?
Like most of us I have dealt with steel rust on many occasions, but how should I deal with aluminium corrosion bubbles under the paint?
I have just bought my first aluminium car, which are becoming a lot more common now.
The bonnet has a few stone…
Digital Lightcraft
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4 answers
Can I use modern brake cleaner on exterior engine parts?
I want to clean the cylinder fins of my BMW R80GS 1991 with brake cleaner and a brush. If I am careful to not get it on any rubber parts or gaskets is it generally safe to use on the aluminum parts?
Garage door will be open because of fumes.
thanks
Max
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1 answer
Aluminum Anti-Seize - Suctioned Bottle
The aluminum anti-seize (Permatex) that I have had for several years has suctioned the bottle (Sides bending in a lot). I haven't used it for over a year so I don't know when or how fast this happened.
Does anyone know why this happens and if the…
FreakyDan
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1 answer
Thickness of aluminium on Alcoa type forged aluminium wheels.
Is there a good estimate of the thickness of the aluminium on Alcoa forged aluminium semi wheels 22.5 type. Figures need not be precise, or just a range, for
estimates, is 1/2 an inch a good estimate for the thickness of the metal on an Alcoa type…
user3483902
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2 answers
What could be the cause of damaged wheel nut surfaces on aluminum rim?
I recently managed to damage the rear right door area of my car, including minor cosmetic damage to my rear right rim, and got a new rear rim paid by insurance.
Today was the time for seasonal wheel change (from summer to winter wheels). During the…
juhist
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2004 Lincoln Navigator 5.4L 32v DOHC Broken Lower Intake Manifold Bolt in LH Cylinder Head
What started off as a broken heater hose quick disconnect that dumped all the coolant and tripped the cylinder head iverheat protection ended up with me removing all hoses, upper intake/plenum, both valve covers and the lower intake manifold while…
tedallen
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1
vote
2 answers
Why did this Bobcat hydraulic pump housing crack?
I pulled a hydraulic pump off a Bobcat 863 skid steer loader today. I knew there was a crack in the outside (because it was gushing out oil), and I’m not terribly surprised that the crack goes through the block, but I struggle to explain why this…
CoalSweeper
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1
vote
1 answer
Aluminum parts on motorcycle oxidized after washing
I washed my used motorcycle the first time since I've bought it this summer, and soon after noticed that oxidation appeared on some aluminum parts. It's definitely wasn't there before and surely this motorcycle had been washed plenty of times before…
qwaz
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Cast iron vs aluminium engine blocks
From what I can tell by reading, aluminium engine blocks are more thermally efficient than cast iron blocks - but it also seems that aluminium is more thermally conductive than iron.
That seems counterintuitive to me. How come an engine that…
Erik
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1 answer
Why are valve covers made of plastic if they warp?
I just brought my 2016 Honda CRV into the mechanic for an oil change and transmission fluid flush. The mechanic did some other checks and told me that my valve cover has warped and needs to be replaced. I asked some questions (I don't remember…
Classified
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Degreasing an Aluminium engine with drain unclogger
I am rebuilding an engine (which is mainly made of aluminium) And I need to degrease all the parts. I don't have any proper degreaser available but even if I had some, I doubt it would do anything. I found that drain unclogger works nicely but it…
Hristos
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