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RJ MFG New Oil Pump Gears (Rev to 9k!!!)

Why rev so high? We lose power after 7-7.5k anyways. I run 7.8k and its fine. I couldn't see staying in the same gear only to lose more and more.

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Old 07-05-2016, 03:41 PM   #1 (permalink)
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Why rev so high? We lose power after 7-7.5k anyways. I run 7.8k and its fine. I couldn't see staying in the same gear only to lose more and more. Turbo guys might benefit if the turbos large enough to supply the air but I've tuned smaller turbos and its the same issue. Close to OEM redline it just runs out of breath and starts to die.
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Old 07-06-2016, 09:45 AM   #2 (permalink)
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Originally Posted by synolimit View Post
Why rev so high? We lose power after 7-7.5k anyways. I run 7.8k and its fine. I couldn't see staying in the same gear only to lose more and more. Turbo guys might benefit if the turbos large enough to supply the air but I've tuned smaller turbos and its the same issue. Close to OEM redline it just runs out of breath and starts to die.
As stated earlier this is a reliability mod with the option to turn things up. As always there will be supporting mods that will make the benefits more pronounced. We have a turbo car in the shop now that has these installed and we will be doing back to back pulls at different red line targets to get a comparison for everyone.

Synolimit your statement is a blanket statement and does not apply to all builds, setups or customers cars. In your case with your setup you may lose power but that does not mean that all people will lose power. Even if power remains the same or slightly lower at higher rpms if there is not a dramatic drop off in power the power remains useful and can change the powerband range of the car. Given the customers application this can be very beneficial.

Again each car is different and we have seen car with basic bolt ons make any where from 304whp to 338whp on the same dyno and on the same day. Building cars as you should already know is about the cohesion of symbiotic parts. Certain combinations work better than others. There is a reason that the GT cars ran these types of gears over the stock and nismo units.

If you dont agree with the mod sit back and watch the results. we just pulled a car with 6k miles on the clock and the stock gears had signs of early wear and tear. We upgraded the customers gears and we will have several others installed in the next month.
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