Seeking Advice on Optimizing Engine Performance for Racing Applications !!

joseedaniel

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Jan 8, 2025
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Hi everyone,

I am currently working on optimizing engine performance for a racing vehicle and I am looking for some expert advice from the community. My main goal is to increase power output without compromising reliability, and I would love to hear your thoughts on the best tuning strategies for high-performance racing engines.

Upgraded the intake and exhaust systems for better airflow.
Installed a performance ECU with custom mapping.
Switched to high-performance fuel injectors.
But.., I am noticing some issues with engine heat and fuel efficiency, especially during prolonged high-speed runs. I am considering adding a more advanced cooling system and perhaps tweaking the fuel mapping further.

Has anyone here had success with similar setups: ?? What would you recommend in terms of balancing performance, cooling, devops certificaion course and fuel efficiency: ?? I am especially interested in real-world feedback on cooling solutions or any tuning tips you might have.

Looking forward to hearing your thoughts and suggestions !!

Thanks in advance !!

With Regards,
Daniel Jose
 

jrobz23

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May 17, 2018
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Roxor Ownership
Roxor Owner
What options do you have for engine mods? Can you change fuel systems or gotta stay OEM?
 

plumbstraight

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Jan 31, 2020
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georgia
Roxor Ownership
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Racing a Roxor???
To me is about enjoying the ride to get there. Getting to be the first one to an accident is no fun. So much fun just idling in first or second in the woods. As mine has been tuned and will hit 84mph on level blacktop it is more than enough. Off road it will not stop and will spin all 4 on dry dirt with 10x30x15's at an idle. It is a 19 5sp. 3.73 gearing.
 

Wm435

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Fort Myers, FL, USA
Roxor Ownership
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0000
Hi everyone,

I am currently working on optimizing engine performance for a racing vehicle and I am looking for some expert advice from the community. My main goal is to increase power output without compromising reliability, and I would love to hear your thoughts on the best tuning strategies for high-performance racing engines.

Upgraded the intake and exhaust systems for better airflow.
Installed a performance ECU with custom mapping.
Switched to high-performance fuel injectors.
But.., I am noticing some issues with engine heat and fuel efficiency, especially during prolonged high-speed runs. I am considering adding a more advanced cooling system and perhaps tweaking the fuel mapping further.

Has anyone here had success with similar setups: ?? What would you recommend in terms of balancing performance, cooling, devops certificaion course and fuel efficiency: ?? I am especially interested in real-world feedback on cooling solutions or any tuning tips you might have.

Looking forward to hearing your thoughts and suggestions !!

Thanks in advance !!

With Regards,
Daniel Jose
the issue that the roxors at least from the 2018 to 2022 models with the 2.5L engine is the fuel pump. Unless your willing to do serious custom work and one off stuff, you can only go to 135hp to 140hp if you max everything you can that are readily available from aftermarket vendors
 
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