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Registered User
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Engine stand adapter, necessary?
Is it necessary to use the adapter for a standard engine stand? Will you damage the engine if you use the standard bolt supports cut to fit the 2.2 motor?
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Kartoffelkopf
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Hi, if you mean the standard "universal" plate with diagonal slots for sliding the spacers/bolts along, then I have seen various folk using them after searching the forums, but after seeing docrodg's comment below, I guess they've been on the ally case engines not the magnesium ones....I willingly defer to his knowledge!
I didn't feel comfortable using it with my build, as it's a turbo lump with a lot more weight than a N/A engine, once dressed with intercooler etc. I bit the bullet and bought a basket type from our hosts (I heard somewhere that Porsche used to use this type for supporting the flat-12 917 engine! ![]() The basket type also allows you to mount the flywheel and clutch assy - not sure if the universal mount would give you this, if it's important? Cheers Spencer.
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1993 (MY92) 964 Turbo 3.3 - Horizon Blue - Follow my 964 Turbo project here... http://forums.pelicanparts.com/911-engine-rebuilding-forum/626572-964-3-3-turbo-efi-conversion-using-syvecs-life-racing-engine-management.html On Instagram (along with other stuff) as @spenny_.b #spennybengineproject Last edited by Spenny_b; 08-20-2013 at 01:23 PM.. Reason: Removing a false assumption to avoid any confusion... |
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Registered
Join Date: Apr 2009
Location: Cape Vincent, NY
Posts: 841
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The ring on the mount our host carries I what supports the weight, not the bolts. This is not true of the standard engine stand insert with four arms that you buy anywhere. While ok for a chevy iron block they would not work on a magnesium case as all that stress on the bolts would be likely to strip the threads right out.
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1968 911S "Leona" Air goes in and out, blood goes round and round, any variation on this is a bad thing. |
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Registered
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I'm getting up the courage to drop my SC engine and replace the lower head studs. I don't intend to open the crank case.
Will an Al block motor hold its own weight on a 4 bolt universal stand? |
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Straight shooter
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The 2 bolt yoke works fine on mag case. Just use your head and don't lean/ tweak on it to excess.
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“Of the value traps, the most widespread and pernicious is value rigidity. This is an inability to revalue what one sees because of commitment to previous values. In motorcycle maintenance, you MUST rediscover what you do as you go. Rigid values makes this impossible.” ― Robert M. Pirsig, Zen and the Art of Motorcycle Maintenance: An Inquiry Into Values |
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Registered
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As I won't be taking the flywheel etc off, I don't need to access the back of the block where the the 4 bolt stand attaches. So I guess I won't need the adapter/yoke.
I will be treading VERY carefully. Breakages = $$$ Anyone here mounted their engine without the adapter? |
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Registered
Join Date: May 2004
Location: Boulder, Colorado
Posts: 7,275
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If you can modify a standard universal stand's arms so you can use all four bolts, you won't have any trouble at all, no matter what the case. I didn't know about hogging out some of the holes, so used only three with no problems. I think I used one with just two bolts (after removing the flywheel) on a mag case, but I've had the real deal stand for so long I can't quite remember.
I was able to use the much flimsier yoke made for VWs successfully on a 911 motor. No stripped threads, anyway. Though some of the cases I have used have had Helicoil inserts in the stud holes, perhaps indicating they had, at some prior time, been stripped? |
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Registered
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Thanks for the feedback gents. As mine is an aluminium block the threads should be strong enough even if I can only get 3. Ill be doing what I can to get 4 bolts on just to be safe.
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Harv 1980 911 SC |
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Registered
Join Date: Jul 2000
Location: So. Calif.
Posts: 19,910
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An engine stand makes access to all parts very convenient. Be that as it may, due to space constraints, I once assembled an engine on a work bench, on top of a HD lazy susan turntable. For certain operations, I propped the crankcase on the flywheel end.
At a certain point in time (long block), move it onto a your eventual lift, in my case a large dolly I constructed with 8" caster wheels, high enough to roll a floor jack underneath to reinstall the engine. I installed the carbs and exhaust system after the engine was bolted into the chassis. Sherwood |
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87 - 911
Join Date: Nov 2010
Location: Ontario, Canada
Posts: 200
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Is this what you had in mind?
Had no issues with using the standard 4 bolt arms on my 3.2 ![]() |
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Registered
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Exactly! Thanks for the pic. Shrtshck
btw your garage floor has the same "decoration" as mine ![]()
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Harv 1980 911 SC |
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Registered
Join Date: Oct 2001
Location: San Carlos, CA US
Posts: 5,514
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You may have no issues with those bolts for now but that is really not a good idea for that aluminum block and the four small shallow studs. Really, you need to buy borrow a proper engine mount piece.
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Porsche 2005 GT3, 2006 997S with bore-scoring Exotic: Ferrari F360F1 TDF, Ferrari 328 GTS Disposable Car: BMW 530xiT, 2008 Mini Cooper S Two-wheel art: Ducati 907IE, Ducati 851 |
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