Aluminum vs magnesium vw engine case

No, never heard of a pure Aluminum VW engine case. I was under the impression that all the aircooled VW motors were made of a Magnesium-Aluminum alloy. I think the new Mexican cases are cast using the later, stronger alloy - but I could be wrong What do you mean by "so many problems with Magnesium"?

View original topic: New case quality, aluminum vs mag. Page: 1 , 2 Next. I ordered a new aluminum super case several weeks ago, and it appears the vendor is having issues getting one. I can't get clear answers as to : is this still an issue? Is the quality worth waiting for? Are they still sand cast?

Aluminum vs magnesium vw engine case

Post by sideshow » Mon Aug 11, am. Post by raygreenwood » Mon Aug 11, pm. Post by sideshow » Tue Aug 12, am. Post by raygreenwood » Tue Aug 12, pm. Post by Scott Novak » Thu Aug 14, pm. Post by rcb78 » Fri Aug 15, am. Post by sideshow » Fri Aug 15, am. Post by sideshow » Sat Aug 16, pm. Post by Piledriver » Sun Aug 17, am. Post by rcb78 » Sun Aug 17, pm. Privacy Terms. Donate to STF. Who is the best person to rebuild your engine?

What do you mean by "so many problems with Magnesium"? Transaxle oil coolers help, too. The characteristics of deflection under load are very similar between extruded and die cast parts whether aluminum or magnesium is used.

Privacy Terms. Skip to content. Quick links. Board index Talk Authenticity Corner. I need the help of the porsche community about the anti corrosion treatment of the gearbox and engine case. The result should be a light brown colour.

View original topic: Aluminum or magnesium case. Page: 1 , 2 Next. I need a new engine. I was looking at Mid America Motorworks and saw some aluminum cases. Which is better. The stock style or the aluminum. What are the pro's and cons of each. Any bad experiences to report with the aluminum cases? Thanks Doug.

Aluminum vs magnesium vw engine case

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Also the more mileage the block gets the more metal fatigues and falls apart. It was the same price as a mag case at the time once equivalent prep work was put into each. Post by sideshow » Mon Aug 11, am How do you define stronger? What are their cases made of? No OEM case was ever made entirely from aluminum. Maybe moving a trailer with too much weight around town? Post by sideshow » Tue Aug 12, am. If you don't like it, don't use it. Don't worry, you will probably have some smaller issues whichever way you go. As long as Magnesium cases are still available I won't get an aluminum case. When magnesium cases are no longer available I will no longer build engines. It is also lower in shear strength generally View original topic: New case quality, aluminum vs mag. Lots of the other big time engine builders also prefer stock magnesium over aftermarket aluminum.

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I totally agree about the transmission finning and heat sink issue. Post by sideshow » Fri Aug 15, am. In the long run Any idea what the price tag on that case reads? I put a second generation sand cast aluminum in my truck about 20k ago, can't say I have noticed any difference. An aluminum race case, with studs, if I remember right, is over 25lbs. John's advice above to find an aerospace plater is a good one. The plating industry has developed several better replacement non chromate processes. It is darker than we would do for an aerospace treatment. I think it pretty much just wound up a coincidence that the day I asked is the day it came in. In the beginning the Quality of the Aluminum cases was terrible but I am talking - after that they really got a lot better. Bajaman65 wrote: Boolean wrote: Aluminium is much stronger than magnesium. I remembered reading it had to do with weight. Go to a general aviation airport ask who has a alodine tank. I have no issues with mine at all.