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oil psi 50 after warmed up?

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    oil psi 50 after warmed up?

    is this possible? my oil pressure gauge i just installed says around 55psi when its cold and 50 - 55 when fully warmed up. Just wondering if maybe the gauge is screwy.
    1989 Lincoln Town Car - "Anabelle" - Original block, .030 over with SpeedPro pistons, rods fitted with ARP hardware, FRPP +volume oil pump, GT-40 3bar heads, Crane 1.72 rockers, 89' Fox cam, 93' Cobra lower intake, Explorer upper and 65mm TB, 93' Lightning EGR spacer, K&N intake kit from a 4.0L Ranger, 19lb/hr injectors w/ 87 Mark VII ECM, cat/smog deletes, Big Brake conversion, 3.55 K-Code Trac-Lok/Disc brake rear axle, CVPI LCA's w/1" sway bar in rear, wagon front sway bar, BBK 2.5" off-road H-Pipe, Flowmaster super 40s, HPP wheels, 3G alternator w/LMR.com wiring kit, gear reduction starter conversion, Best 1/4 time: 16.0 @ 85mph.

    #2
    is the engine/oil pump failrly new? its not impossible - maybe you got a high volume pump.
    Pete ::::>>> resident LED addict and CFI defector LED bulb replacements
    'LTD HPP' 85 Vic (my rusty baby) '06 Honda Reflex 250cc 'Baileys' 91 Vic (faded cream puff) ClifFord 'ODB' 88 P72 (SOLD) '77 LTDII (RIP)
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    85HPP's most noteworthy mods: CFI to SEFI conversion w/HO upperstuff headers & flowmasters P71 airbox Towncar seats LED dash light-show center console w/5 gauge package LED 3rd brake light 3G alternator mini starter washer/coolant bottle upgrade Towncar power trunk pull underhood fuse/relay box 16" HPP wheels - police swaybars w/poly rubbers - budget Alpine driven 10 speaker stereo

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      #3
      I get around the same thing with my TC
      Pebbles-1968 Ford F250
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        #4
        I wouldnt fret, thats great pressure!
        1983 Grand Marquis 2Dr Sedan "Mercules"
        Tremec TKO conversion, hydraulic clutch, HURST equipped!

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          #5
          oil pump only has 63,000 miles on it. Maybe thats why.
          1989 Lincoln Town Car - "Anabelle" - Original block, .030 over with SpeedPro pistons, rods fitted with ARP hardware, FRPP +volume oil pump, GT-40 3bar heads, Crane 1.72 rockers, 89' Fox cam, 93' Cobra lower intake, Explorer upper and 65mm TB, 93' Lightning EGR spacer, K&N intake kit from a 4.0L Ranger, 19lb/hr injectors w/ 87 Mark VII ECM, cat/smog deletes, Big Brake conversion, 3.55 K-Code Trac-Lok/Disc brake rear axle, CVPI LCA's w/1" sway bar in rear, wagon front sway bar, BBK 2.5" off-road H-Pipe, Flowmaster super 40s, HPP wheels, 3G alternator w/LMR.com wiring kit, gear reduction starter conversion, Best 1/4 time: 16.0 @ 85mph.

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            #6
            That's great oil pressure hot. Does anyone have a service manual handy? I though they called for ~40 psi warm on these cars? But I recall some engines had 50psi hot at idle, so it must be okay. What weight oil are you running? It's probably drawing a small amount of extra horsepower, but I'd always rather have too much oil pressure than not enough. If the gauge was off, I would think it would read higher cold.
            In my dad's '51 Ford, the oil pressure relief valve was sticking and causing oil pressure to build up before we rebuilt it. The gauge went to 100psi, and it would peg going down the road. No ill effects, however, in the years is was driven like that (it was probably driven 5000 miles or so in those last years before the rebuild).
            1990 Country Squire - under restoration
            1988 Crown Vic LTD Wagon - daily beater

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              #7
              Better than my 0 at idle in the old car... LOL
              Builder/Owner of Badass Panther Wagons

              Busy maintaining a fleet of Fords

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                #8
                Originally posted by mrltd
                Better than my 0 at idle in the old car... LOL
                Werd. I was lucky to get the ENGINE light to go off if I nailed it before I started this fucking HO swap.
                2011 Mustang GT Premium, MT82, Kona/Saddle, HIDs, 3.73s, 19s, hood/side stripes, UPR 1.5" springs with adjustable panhard bar, and UMI solid LCAs and relocation brackets.
                1992 Explorer Eddie Bauer, slight lift, 34s, and A/C...
                1979 Bronco Custom, 351M/C6/NP205, 4" lift, 35s, lots of fender trimming.

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                  #9
                  My 91 marq would flicker on the highway, with 20/50 in it. I drove it for 3 months then decided to swap another motor into it.

                  I drove te other car with the autometer gauge that read 0 for a long time. I grenaded the trans first. I haven't actually blown a 302/5.0 yet...
                  Builder/Owner of Badass Panther Wagons

                  Busy maintaining a fleet of Fords

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                    #10
                    I'm on my fourth 302 since I bought my wagon. Sixth that I've had in my cars.
                    2011 Mustang GT Premium, MT82, Kona/Saddle, HIDs, 3.73s, 19s, hood/side stripes, UPR 1.5" springs with adjustable panhard bar, and UMI solid LCAs and relocation brackets.
                    1992 Explorer Eddie Bauer, slight lift, 34s, and A/C...
                    1979 Bronco Custom, 351M/C6/NP205, 4" lift, 35s, lots of fender trimming.

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                      #11
                      my 351 is around 65 or so cold, goes dows to around 30-35 warm at idle. thats with a Melling high volume pump.
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                        #12
                        I think spec is something like 8psi or greater at idle. Anything beyond that is just a bonus. That motor must be really tight. Mine when it was brand new and had no miles on it would idle 30 psi hot. Its now in the 20-25 range where its been since I got to about the 3,000 mile point. My motor is in spec, but barely. Its as loose as permissable by the book.
                        86 Lincoln Town Car (Galactica).
                        5.0 HO, CompCams XE258,Scorpion 1.72 roller rockers, 3.55 K code rear, tow package, BHPerformance ported E7 heads, Tmoss Explorer intake, 65mm throttle body, Hedman 1 5/8" headers, 2.5" dual exhaust, ASP underdrive pulley

                        91 Lincoln Mark VII LSC grandpa spec white and cranberry

                        1984 Lincoln Continental TurboDiesel - rolls coal

                        Originally posted by phayzer5
                        I drive a Lincoln. I can't be bothered to shift like the peasants and rabble rousers

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