[C2] Aftermarket EFI sytems
#1
Aftermarket EFI sytems
Considering removing the 2818 carb on my '64' 365 HP and putting an aftermarket EFI system in it's place. Anyone been through this? Opinions, pros and cons would be appreciated.
Spending a lot of time searching threads, but not having much luck.
Thanks,
Ray
Spending a lot of time searching threads, but not having much luck.
Thanks,
Ray
Popular Reply
01-26-2019, 09:25 PM
Safety Car
#2
Team Owner
Lots of threads on the trials and tribulations - you can search for "Holley Sniper" or "FiTech" and you'll be swamped...
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Mark in MN (04-11-2021)
#5
Melting Slicks
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2023 Restomod of the Year finalist
The Best Aftermarket EFI systems is " Holley" for quality and reliability. All the other brands are cheaper in cost ,quality and does not have the reliability as the Holley EFI fuel system. Holley also makes a C2 Corvette EFI gas tank with a built in electric fuel pump, thus saving you money because no fuel tank fabrication is needed.
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JrRifleCoach (04-15-2021)
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JrRifleCoach (04-15-2021)
#7
put the sniper on my drag chevy II. I go from sea level to 4700 ft at two tracks. Zero fooling around with jets and timing, more beer time. Want some for the street cars now, go for it
#8
Instructor
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I went with the MSD Atomic so it could also control timing to their billet mechanical drive distributor/6A red brick. Now have control over timing and fueling.
Plus it all hid nicely under the stock air cleaner.
Plus it all hid nicely under the stock air cleaner.
#10
Drifting
Member Since: Aug 2005
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I have been considering the Holley Sniper EFI as well for my #'s matching 365hp motor, and this is after sending my carb to Holley and having it all refinished. That's how I do things, bass ackwards!!
I think it was 65SilverVert that planted that seen in my brain when I read about his install/results. I have had heat soak issues in the past & it is so annoying!
I think it was 65SilverVert that planted that seen in my brain when I read about his install/results. I have had heat soak issues in the past & it is so annoying!
Last edited by Rob_64-365; 01-26-2019 at 05:57 PM.
#12
Safety Car
I went with the Holley HP direct port injection. It is a fantastic upgrade. The downside is that it is expensive and you will probably have to have a tuner dial it in. However, the end result is fantastic.
Also, I would highly recommend an in tank pump. I started with an external pump and had nothing but problems. Noise, and short life. I think the gas actually cools the pump and it is much quieter.
If you do go external make sure you have a filter and a shut off valve. It is a real pain if you need to change pumps and can't shut off the gas flow. Ash me how I know.
Larry
Also, I would highly recommend an in tank pump. I started with an external pump and had nothing but problems. Noise, and short life. I think the gas actually cools the pump and it is much quieter.
If you do go external make sure you have a filter and a shut off valve. It is a real pain if you need to change pumps and can't shut off the gas flow. Ash me how I know.
Larry
#13
Burning Brakes
I have a Mass Flo sequential EFI installed for 5 years now. Has been perfect. System includes distributor and ignition with a single plane intake. Has a port if you have a problem you can plug in and
check engine code. Never have had to use it. Self learning and ECU controls everything.
check engine code. Never have had to use it. Self learning and ECU controls everything.
#14
Team Owner
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While I know and under stand the improvement of electronic fuel injection. But for a limited use car that fuel mileage is not a real concern how does one justify the cost that goes with this. Especially on a stock car with a stock engine. And please don’t tell me 50 year old parts are no good and can’t be rebuilt. If that was the case you would not own a 50 year old car
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#15
Just Because
The issue I have with the carb is the cold starts and the hot starts. Mostly, not always getting that perfect start. Usually when it's been sitting, two gentle pumps on the pedal, and she starts right up. If it's been run, and shut down for 5 minutes or even 2-3 hrs, don't touch the gas, just turn the key and it fires nicely. Sometimes it's a little slow firing. I'll leave a show or a friends house and find my self wondering weather to pump the gas or just turn the key. I've never had it not start, but sometimes it's not as quick as I would like. It's a 'PRIDE' thing!
Mostly, I think it adds value and I get board just driving it. I like to do more than just tinker with it. I like the build more than the driving I guess. This week I'm going to clean the garage to get ready for the T-5 install. Why? Just Because. Besides the comfort of zipping down the highway and still being able to hear the RedSox game.
Appreciate all the inputs guys, sounds like the Holley Sniper.
Thanks,
Ray
Mostly, I think it adds value and I get board just driving it. I like to do more than just tinker with it. I like the build more than the driving I guess. This week I'm going to clean the garage to get ready for the T-5 install. Why? Just Because. Besides the comfort of zipping down the highway and still being able to hear the RedSox game.
Appreciate all the inputs guys, sounds like the Holley Sniper.
Thanks,
Ray
#16
Burning Brakes
While I know and under stand the improvement of electronic fuel injection. But for a limited use car that fuel mileage is not a real concern how does one justify the cost that goes with this. Especially on a stock car with a stock engine. And please don’t tell me 50 year old parts are no good and can’t be rebuilt. If that was the case you would not own a 50 year old car
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CorvetteMikeB (04-11-2021)
#17
Team Owner
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Gas mileage will never justify the cost. Other items drove my decision. No carb, no vapor lock no setting timing no tune ups for five years now. Eliminates a lot of the problems you see on the forum over and over, Instant start hot or cold. Dependability on long trips. More driving time and less down time for someone who doesn't enjoy working on their car. All benefits of a modern car with great looks of a C2.
#18
Mileage was never a concern of mine. Checked it a couple times just for the hell of it and came up with 14-15 MPG. Better than I thought. If I do it, I want to keep it as undetectable as possible. I've spent a considerable amount of time and money to keep the car as close to original in appearance as possible.
#20
Melting Slicks
"...Mostly, I think it adds value..."
I wouldn't figure that it adds cash value to the car when you want to sell it.
Once it's all done and working properly, though, knowing that you wanted it and now you have it is "value" also, and the only question of value should be value to YOU.
I wouldn't figure that it adds cash value to the car when you want to sell it.
Once it's all done and working properly, though, knowing that you wanted it and now you have it is "value" also, and the only question of value should be value to YOU.