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Old 08-22-2024, 01:51 PM
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Originally Posted by HWYSTR455 View Post
That I didn't know, thanks JL.

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It's one of the things that makes the QJ Sniper just a bit more expensive.

I priced out a full system Sniper QJ for my uncle earlier this year.

It was a complete system from the Sniper unit, Tanks Inc tank, full fuel system, including the regulator as well as the hyperspark dizzy, coil and CD box. All in on parts it was just shy of $3500.00

This is kind of where Holley starts to lose me. The products in some instances are purposely missing things that you want/need. These don't have build in coil drivers, so if you want the system to run spark, you have to have a CD box...That means buying from a brand Holley owns. Same thing with the missing regulator on some of the models. You're probably buying that from a Holley brand.

Personally, I hate that business approach.

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Old 08-22-2024, 02:38 PM
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I never recommend using the internal regulators anyway. I always prefer to source my own good quality regulator.

The internals have been on and off problematic anyway.

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Old 08-22-2024, 03:12 PM
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I never recommend using the internal regulators anyway. I always prefer to source my own good quality regulator.

The internals have been on and off problematic anyway.
I think this is mostly because the parts supplied with all of these electronic throttle bodies are lowest bidder.

To give an example of this, the FiTech internal regulator uses a regulator from Volkswagen and Audi products, which don't typically have large failure rates.

The FiTech unit doesn't have a large failure rate in general, but it is a cheap copy of the OEM Bosche unit. You can choose to replace all of these sensors right away if you're worried about it and you then have modern OE level equipment in them.

Quality across the board on automotive items right now is very poor. Even from big names like Holley and Edelbrock. It's currently better for the bottom line to ship crap products and warranty replacement parts then it is to produce quality products to begin with.

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Old 08-22-2024, 09:46 PM
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...Quality across the board on automotive items right now is very poor. Even from big names like Holley and Edelbrock. It's currently better for the bottom line to ship crap products and warranty replacement parts then it is to produce quality products to begin with...
I think it's like any production system, the assembly occurs with initially sourced parts, and when issues with supply quality arise, it gets injected at the beginning of the process, and whatever is in stock or moving in the assembly line already, have to 'flush out' before the issue is fully resolved. If they have capital, they also remove existing questionable parts from stock before they reach the beginning of the assembly line.

It's common practice, happens with any mass production assembly line. They deal with the call-backs appropriately, and aren't really denying the issue(s). Smaller companies don't replace existing stock, and continue to inject the know defective parts into the assembly process. That's not cool, but it's 'business'.


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Old 08-23-2024, 07:36 AM
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Even though this EFI section is relatively young we've probably said this 100 times already. Most of the EFI complaints I've read or come across personally are all self inflicted.

Most internal fuel pressure problems I've seen are caused by dirt, they get clogged. That's because of what I mentioned in one of my earlier posts. People trying to run these efi's with 60 year old fuel systems and to make matters worse they don't run a proper fuel filter.

Every EFI system I've done has a completely new fuel system. New EFI tank, nice pump in the tank. A nice stainless mesh cleanable fuel filter down to 10 micron, all new lines, and an external regulator etc..... never a single issue to date.

I'll add to the business rant side of things that unfortunately these companies advertise these systems as cheap as they can to draw you in as a consumer and it's anything but that. If you do it right it's about a $3000 leap with a simple throttle body EFI. Sadly people take the bate and toss these systems on as cheap as possible and then the problems arise.

I'm not sure the sniper 2 has addressed all issues as I still read a lot of the same thing. That leads me to believe it's an install or car issue more than a sniper issue. Especially since Ive never had issues with the sniper 1 to start with.

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Old 08-23-2024, 11:07 AM
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Couldn't agree more.

I am using the Holley 10m Dominator EFI regulator, it's rated at 260GPH. Tanks Inc tank, GPA-6 pump. I've been seeing a psi drop at 5k and up RPM, have been troubleshooting that.

Thought initially it might be an issue with the pump, or the pump being too close to the floor of tank. Noticed Tanks Inc now has a comment that the higher volume pumps are not compatible with the non-notched tanks, and it wasn't available when I ordered originally.

So got the notched tank, and stepped up to a GPA-8 pump. Got it all in there, and same thing.

So only thing left was the filter, right? Dropped the filter, opened it up, and it was a mesh element, didn't think twice about it, cleaned it, slapped it back in there, and same thing.

Figured I would replace the element, since all I could think of is that maybe I didn't clean the element properly, and some say that you can't clean the 10m filters.

Looking at replacement elements, I couldn't find a 10m element in steel mesh. ?? . So now I'm thinking it's a lower GPH element and I got the wrong filter or it came with the wrong element. It has the AN -12 ORB fittings, so it has to be the right housing.

Anyway, the new element, which is paper, will be here in like 2 hours, fingers crossed. But paper elements make me nervous.

I also have a 460GPH 10m filter for another build, so I opened that up, and sure enough, it's a paper element. And they only offer a paper element for it. Perplexing.

I may just go to another vendor for a filter, we'll see.



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Old 08-23-2024, 06:36 PM
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I'd like to hear how the filter deal turns out.

What do you mean by notched tank? I just have the standard Tanks Inc EFI 20 gallon A-body tank in mine with a 450 LPH pump. It holds fuel pressure fine at WOT as long as I have more than a 1/2 tank. I have found the car launches hard enough that with a 1/2 tank or less it must be uncovering the pump even though it's baffled because my fuel pressure immediately goes from 60 to about 35 for a few seconds. So track runs are with a full tank only, which is actually how I've always prefered it anyway, I need the weight back there, lol.

Mine is supposed to be a 10 micron cleanable steel mesh fuel filter. I think it's from Russel. It has AN ends on it and the body unscrews. Very easy to install it pretty much anywhere in line. I'm guilty though, probably haven't cleaned it in 2-3 years LOL.

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Old 08-22-2024, 09:37 PM
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Quote:
Originally Posted by JLMounce View Post
It's one of the things that makes the QJ Sniper just a bit more expensive.

I priced out a full system Sniper QJ for my uncle earlier this year.

It was a complete system from the Sniper unit, Tanks Inc tank, full fuel system, including the regulator as well as the hyperspark dizzy, coil and CD box. All in on parts it was just shy of $3500.00

This is kind of where Holley starts to lose me. The products in some instances are purposely missing things that you want/need. These don't have build in coil drivers, so if you want the system to run spark, you have to have a CD box...That means buying from a brand Holley owns. Same thing with the missing regulator on some of the models. You're probably buying that from a Holley brand.

Personally, I hate that business approach.
Well, I also add a fuel psi transducer, which I feel is critical.

It is a know fact that with the original Sniper releases the internal fuel regulator was sketchy, and most bypass and add one. But have yet to hear if the Sniper 2 addressed that issue. I think they did, have heard some say that when contacting support, they replace those units without hesitation.

I personally will just do a SOP type fuel system, regardless of the setup. That way you can go in any directions and not have to every really touch it again.



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1971 Trans Am 463, 315cfm E-head Sniper XFlow EFI, TKO600 extreme, 9", GW suspension, Baer brakes, pro tour car
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Theme Song: http://www.youtube.com/watch?v=7zKAS...ature=youtu.be
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