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Oil Accumulator

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Old Oct 10, 2008 | 03:08 PM
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Default Oil Accumulator

My friend recently lost an engine in his Corvette. When they did a breakdown of the engine, it was due to a drop in oil pressure while racing. An Oil Accumulator could have prevented this damage.

Lets face it, when road racing, when you are in a hard turn at 100+ mph as these cars are capable of, you rarely have time to study the oil gauge. A drop in oil pressure could cost you an engine. I also like the idea that you can pre-lube the engine during start-up, which would prevent a ton of wear. The cost seems reasonable, about $275 for a three quart Heavy Duty unit, and another $150 in parts such as Mounting brackets, warning lights and oil filter adapter hardware.

Questions:

1) Does anyone know how hard it is to install an Oil Accumulator?

2) Any difference in Brands?? Moroso Oil Accumulators?? Accusump Oil Accumulators??

3) Any other feedback both positive and negative?

Thanks!
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Old Oct 10, 2008 | 03:48 PM
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I used to run an Accusump on my Autocross car and had it activated with a solenoid. Oil pressure was never a problem.
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Old Oct 10, 2008 | 04:05 PM
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IMHO accumulators (a.k.a. "The poor man's dry sump") are magnificent, so someone tell me what's not to like about them? As for difficulty of installation, they're most certainly easier to install than rebuilding an engine.

After having lost prime a number of times while cornering hard in my street shark - despite scraper, submerged pump and 5-gate RR pan - I've decided to install a Moroso left over from a prior racing project. My plan is to utilize a solenoid valve wired so as to allow pre-lube before firing up. There are also bits available to allow for tailoring of the window in which the accumulator operates. Check these out for additional options/accessories...

http://www.racerpartswholesale.com/category/Oil_System
http://www.pegasusautoracing.com/adv...egoryID=OILING
http://www.hrpworld.com/index.cfm?tc...ction=category
http://www.cantonracingproducts.com/store/main.html

BTW, I strongly suggest either Moroso filters or stepping up to a Canton if you've got the budget. Overly constrictive, mass-market filters simply have no place in a true performance engine.
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Old Oct 10, 2008 | 04:05 PM
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Activation with a solenoid is only necessary if you want to use it for pre lubing before starting the engine, this so the solenoid can be shut off before shutting off the engine. With a running engine the accumulator will pressurize and expel oil whenever the pressure drops so there is absolutely no need for a solenoid there.
Get an air pressurized accumulator, the spring pressure ones must be mounted vertical the other ones not (and the air pressurized is also available in the smaller size now)
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Old Oct 13, 2008 | 01:34 PM
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How difficult are they to install?
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Old Oct 13, 2008 | 02:02 PM
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If you can assembly AN hoses & hardware it's a breeze, in fact anyone can do it. Don't forget the one way flow valve though!!!
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Old Oct 14, 2008 | 03:59 PM
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Originally Posted by V-Twin
Activation with a solenoid is only necessary if you want to use it for pre lubing before starting the engine, this so the solenoid can be shut off before shutting off the engine. With a running engine the accumulator will pressurize and expel oil whenever the pressure drops so there is absolutely no need for a solenoid there.
Get an air pressurized accumulator, the spring pressure ones must be mounted vertical the other ones not (and the air pressurized is also available in the smaller size now)
Pre-Lubing sounds like a great idea. In fact it should add a ton of engine life.
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Old Oct 14, 2008 | 04:51 PM
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I just did the Canton Accusump electric sel. hooked to ignition switch.

The PITA is the dumbAsses you have to deal with. I originally bought the spin on filter adapter sandwich.

Well the sandwich is a side discharge right into the clutch rod. So I call Canton back and get DA that tries to tell me that most people that buy them have automatic tranny's who road race. It was almost like I was the first one in the world that used a stick tranny with Accusump

So I had to buy the check valve and more 10 AN lines and fittings to use the bottom discharge oil adapter with 90 degree 10 A/N and the remote oil filter mount.

By the time it's all done it is around $700
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