who has done an engine swap?
#26
Sorry, I wasn't paying attention to who was posting. I assumed that you were the same person that started the thread. I apologize.
As for why I think the Renesis is a better engine...
The Renesis is a more balanced engine than the RE, and there's less overlap so it will run more efficiently with less chance of detonation. Even with a half bridge, it doesn't come close to the factory overlap of any other factory 12a or 13b engine. It's a better overall design.
12a: 130 HP
13b: 160 HP
13b-MSP: 200 HP
The Renesis has a greater potential than any previous motor. The only advantage the others actually have is more time on the market for more people to experiment. The only thing currently known to hold the Renesis back from power over the 500 HP mark is the upper intake manifold. My point is, why would it be a better idea to put a lower base powered engine in your car that's not even as efficient of an engine over all, and cost more to make equivalent power with? (Assuming swapping into your 8)
Porting Renesis: $700
Turbo: $6000
Custom upper intake manifold: $500~$1000
Computer: $1000
And you're sitting pretty to make as much power as your turbo can put down...
no wiring harness changes, no idiot lights on, no mounting fabrications, etc. The only other thing that you would need above about 450 HP would be a bigger tranny, and you can't go wrong with a T56. With the Esmeril kit, port work, and an upper intake manifold you'd be in the 500+ WHP range.
If you're wanting to talk about drag racing trailer queens, then 3 or 4 rotors are king. In the name of purely drag racing and never driving on the street, the choice of motors is all about how much power that you yourself can get out of the block and how light you can make the car. That's much different from a car that's driven for fun. That's a nice 12a build on that guy's car, but that's not a street-able engine.
I don't think we'll ever see the full potential of the Renesis. The 16x will just be too good to ignore (Hopefully).
As for why I think the Renesis is a better engine...
The Renesis is a more balanced engine than the RE, and there's less overlap so it will run more efficiently with less chance of detonation. Even with a half bridge, it doesn't come close to the factory overlap of any other factory 12a or 13b engine. It's a better overall design.
12a: 130 HP
13b: 160 HP
13b-MSP: 200 HP
The Renesis has a greater potential than any previous motor. The only advantage the others actually have is more time on the market for more people to experiment. The only thing currently known to hold the Renesis back from power over the 500 HP mark is the upper intake manifold. My point is, why would it be a better idea to put a lower base powered engine in your car that's not even as efficient of an engine over all, and cost more to make equivalent power with? (Assuming swapping into your 8)
Porting Renesis: $700
Turbo: $6000
Custom upper intake manifold: $500~$1000
Computer: $1000
And you're sitting pretty to make as much power as your turbo can put down...
no wiring harness changes, no idiot lights on, no mounting fabrications, etc. The only other thing that you would need above about 450 HP would be a bigger tranny, and you can't go wrong with a T56. With the Esmeril kit, port work, and an upper intake manifold you'd be in the 500+ WHP range.
If you're wanting to talk about drag racing trailer queens, then 3 or 4 rotors are king. In the name of purely drag racing and never driving on the street, the choice of motors is all about how much power that you yourself can get out of the block and how light you can make the car. That's much different from a car that's driven for fun. That's a nice 12a build on that guy's car, but that's not a street-able engine.
I don't think we'll ever see the full potential of the Renesis. The 16x will just be too good to ignore (Hopefully).
Only reason I would even consider looking into the other motors is exactly the reasons you said: They have had more time on the market and we have not yet seen the full potential of the renesis. With more time on the market the older engines have more experience with adding power and likewise have more parts that are readily available. The renesis, everyone is still more or less learning with it, and unless you have a somewhat bottomless pocket you are not going to tap into what the engine can be, and more importantly, what the engine can reliably be.
I can see your side of it though as far as why the swap is more trouble than it is worth. and I suppose that since I would pretty much be building a toy, if I wanted to I am better off gutting a FB or FC and tinkering with that motor, and keeping the 8 as a daily cruiser.
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