Baffled Sump Really Necissary ?


Mallyauto86

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Mar 13, 2011
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right my T1R Tyres are shot now after 3 track outings. so i am ofcorse thinking about changing them !!

But i was wondering if i buy the sorts of R888 or Advan or Federal RSR Tyres is having a Baffled sump obligatry ? i mean i have not had any problems so far without having it but with the extra grip from the tyres i'm scared.

But the problem is i've just changed the oil in the car for Motul 300V oil and it's done like 500 miles. my next track day is the 28th of july so i have time to do the oil sump. but it's going to bug me if i have to service the car again !!!

ofcorse if you reckon it's a must then i will do it.
 
If you are fitting semi slicks then YES. Just get the Tegiwa plates and do it yourself.
Dunx
 
Yes is your best bet.

Peace of mind is well worth 10x the cost of the plate kit.
 
y not just drain the oil and use it again if its clean enough? get the baffles mate alot safer
 
is it safe to drain the oil and re use it ? and it is like new and already have the baffle's
 
I'd get a magnetic sump plug if you don't already have one and change the filter anyway, but as long as the receptical you're collecting the oil into is clean then it won't cause any problems.
 
If you regularly track your car, then you should get a baffled sump. Only if your racing series allows it though.
Toyo T1R??? You have 17 inch wheel on an EK?
 
Why is a baffled sump needed when using slicks?

I think mainly it's because of the extra grip the semi slicks give you force oil to one side of the engine on a hard turn, so the other side is starved, using baffles in the sump stops a lot of the oil sloshing about in the sump.

Also, in regards to reusing oil, as long as you drop it into a clean tray it's fine, I swapped mine in and out no less than 5 times when i had an issue installing a oil sensor adapter.
 
TBH for how cheap it is to baffle the sump and the peace of mind it offers its a no brainer to get it done.

I've had mine done for when I'm out on track.
 
It's deffinitly needed mate its easy to go in to a corner and come out with a blown bottom end because of oil starvation.
 
Ive run on R888s and did find issues with the stock pan with baffles, stopped working on long turns.

Replaced with the below and no more drop in pressure on the long turns/sweepers.

Plus the added QT of oil is nice to have.
Note the baffles AND trap doors. I tested the doors out prior to installing--they work folks, they work well. I would guess the doors gives another 5 seconds prior to starving the oil pump over only baffles.

twincamtech_2198_25375954
 
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Whats the clearence like to the bottom arm bolt with extra part of the sump??
 
We had to baffle the sump on a lotus elise with b18 conversion as the cornering forces were a lot higher. Oil pressure also dropped round certain long right hand corners.
More importantly we see track oil temperatures go from 100celcius to 140 celsius on b series engines.These temperatures start to break the oil down and also lower the oikl pressure significantly. With the use of an thermostatically controlled oil cooler oil temperatures will be within specs.(125-130celcius tops)
 
We had to baffle the sump on a lotus elise with b18 conversion as the cornering forces were a lot higher. Oil pressure also dropped round certain long right hand corners.
More importantly we see track oil temperatures go from 100celcius to 140 celsius on b series engines.These temperatures start to break the oil down and also lower the oikl pressure significantly. With the use of an thermostatically controlled oil cooler oil temperatures will be within specs.(125-130celcius tops)

^^^proper setup for a track for sure; oil thermostat and oil cooler work well with the larger sump.
 
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