hulk xr6t Member 160 Member For: 17y 4m 8d Posted 11/08/08 03:17 AM Share Posted 11/08/08 03:17 AM Hi,Question 1, why dont Xr6 Turbos have oil pressure gauges from standard? My old EL V8 has one? I recently sold mine but was never in tune as to its oil pressure.Question 2, my 96 EL 5.0 V8 does have an oil pressure gage, shows the oil pressure to be upwards of three quarters, heading towards the red area. Now I checked the engine oil and its only a touch above full so I dont think this would make the pressure go up so much. On Idle the pressure is higher, but when giving it a bootful, the oil pressure reduces about a notch. Is high oil pressure a problem? Do the older cars have dodgy gauges that dont show the proper oil pressure? The oil is only about 5000km old and I used 10-40 last time, a quality oil.When the experts offer some advice? Link to comment Share on other sites More sharing options...
RHR BOOST Moderating Team 5,698 Member For: 21y 5m 19d Gender: Male Location: Southern Highlands NSW Posted 11/08/08 03:27 AM Share Posted 11/08/08 03:27 AM From my experence with my old 67 falcon and my old AU xr6 the oil pressure would rise when given a boot full Link to comment Share on other sites More sharing options...
XRPete Member 673 Member For: 17y 5m 14d Gender: Male Location: Here Posted 11/08/08 03:37 AM Share Posted 11/08/08 03:37 AM Mate in my XR6T the oil presssure sits low when warm idling. A bit higher when cruising and higher again when WOT.So not sure what yours is doing. Link to comment Share on other sites More sharing options...
senna_T Forged Member Lifetime Members 15,818 Member For: 18y 17d Gender: Male Location: SW Sydney Posted 11/08/08 03:59 AM Share Posted 11/08/08 03:59 AM Did you check it when it was cold? If it was just above full on the dip-stick when cold, when it gets warm it could be expanding and creating more pressure.Alternatively you could have some sort of partial blockage somewhere in the system Link to comment Share on other sites More sharing options...
hulk xr6t Member 160 Member For: 17y 4m 8d Posted 11/08/08 04:20 AM Author Share Posted 11/08/08 04:20 AM Its weird... On idle, the pressure sits up very high, almost at the red zone, then give it a full boot and it actually comes down a notch... These are factory gages... Maybe an engine oil flush is on the cards and new oil? Link to comment Share on other sites More sharing options...
senna_T Forged Member Lifetime Members 15,818 Member For: 18y 17d Gender: Male Location: SW Sydney Posted 11/08/08 04:28 AM Share Posted 11/08/08 04:28 AM probably wouldnt hurt mate Link to comment Share on other sites More sharing options...
PHANTMXR6 It's not a MKI! Member 1,742 Member For: 16y 8m 4d Gender: Male Location: Earth Posted 11/08/08 07:09 AM Share Posted 11/08/08 07:09 AM Unless you've checked your oil pressure with a manual guage I wouldn't be doing any kind of flush or oil change just yet.It could be as simple as an electrical fault or a dodgy sender/gauge.I'd be checking those things first before doing anything. Link to comment Share on other sites More sharing options...
Ralph Wiggum Moar Powar Babeh Lifetime Members 19,323 Member For: 19y 5m 1d Gender: Male Location: Perth Posted 11/08/08 07:15 AM Share Posted 11/08/08 07:15 AM older car, older electrics, electric oil pressure gauge, engine spins faster,alternator produces more voltage, sender recieves more voltage, gauge reads higher...... Link to comment Share on other sites More sharing options...
RHR BOOST Moderating Team 5,698 Member For: 21y 5m 19d Gender: Male Location: Southern Highlands NSW Posted 11/08/08 12:15 PM Share Posted 11/08/08 12:15 PM It was a mechanical guage not electronic Link to comment Share on other sites More sharing options...
XRDOSE BIGRED Donating Members 1,410 Member For: 17y 11m 1d Gender: Male Location: Sth East Melb Posted 11/08/08 10:31 PM Share Posted 11/08/08 10:31 PM mine sits at 50psi (half way) on idle up to 75psi (normal driving) and up to about 90psi (WOT), so is that about right? I thought oil pressure is meant to increase as u accelerate? Link to comment Share on other sites More sharing options...
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