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944 oil pressure gauge bounces then drops to zero; car not blown up yet

RyanOkbg on Mar 5, 2026

Mar 6, 2026 11:57 AM
by walfreyydo

1

280

944 & 944S Forum

Alignment Tool 9215

Kwenak on Apr 25, 2015

Aug 26, 2023 01:45 PM
by smac944

12

3,399

944 Turbo and Turbo-S Forum

exhaust manifold, oil cooler, oil leak, oil pressure, oprv

Strange oil leaks even after resealing RHS,

s85b50 on Jul 24, 2022

Jul 24, 2022 10:33 PM
by s85b50

2

519

944 Turbo and Turbo-S Forum

1986 porsche 944 early OPRV shim

nocomment on Jun 11, 2019

Feb 20, 2021 02:17 PM
by nocomment

8

2,868

944 Turbo and Turbo-S Forum

911, 944, allen, boxster, early, head, issue, leak, oil, oprv, porsche, pressure, relief, s2, valve

Wtf? Allen head oil pressure relief valve?

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1 2)

AlphaOmegaPower on Feb 17, 2013

Jun 24, 2020 04:59 PM
by tempest411

21

8,237

924/931/944/951/968 Forum

2001, 944, audi, avcr, clarks, diagram, flow, garage, installation, limiting, oil, oprv, porsche, pressure, s4, tool, turbo, valve

Hints please - rebuilding 86 oil pressure relieve valve (OPRV)

(

1 2 3)

Jeff N. on Oct 19, 2009

Jul 16, 2019 01:39 PM
by wildcat077

42

14,982

944 Turbo and Turbo-S Forum

944, 951, 968, block, cooler, cup, differances, difference, engine, housing, oil, oprv, porsche, sienna, turbo

Difference between 951 oil cooler housings?

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1 2)

Dare on Nov 11, 2009

Jan 20, 2018 04:07 PM
by dgeatdg

21

7,451

924/931/944/951/968 Forum

1986 951 Oil Leak, about to get my hands dirty

zimrok on Aug 14, 2015

Aug 16, 2015 02:39 AM
by Lemons racer

4

1,273

924/931/944/951/968 Forum

944, check, due, fluctuation, head, low, oil, oprv, pressure, start, startup, valve

low oil pressure @ startup

pnbell on Mar 23, 2010

Nov 14, 2013 10:27 AM
by alex_cristocea

8

1,906

924/931/944/951/968 Forum

944, eraly, late, motor, oprv, piece, turbo

WTB Early One piece 944 OPRV

Grandpa#3 on Sep 1, 2013

Sep 3, 2013 11:59 PM
by lart951

2

1,471

924/931/944/951/968 Forum

944, car, cure, idle, lifter, low, noise, oil, oprv, poor, porsche, pressure, rings, road, trip

Why do I have low oil pressure?

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1 2 3)

pjburges on Jan 29, 2010

Aug 30, 2013 05:16 PM
by J Berk

35

30,583

924/931/944/951/968 Forum

Anyone have a OPRV sleeve or "bushing"

Yummybud924 on Jan 23, 2009

Aug 28, 2013 07:37 PM
by F1nd3r05

5

1,159

924/931/944/951/968 Forum

OPRV to install 2 rubber o rings or 1??

jss on May 17, 2013

May 17, 2013 06:19 PM
by jss

2

528

944 Turbo and Turbo-S Forum

Budget for OPRV Replacement

seattle951 on May 14, 2013

May 14, 2013 10:45 PM
by Jeff N.

5

680

944 Turbo and Turbo-S Forum

100mm, 928, 944, fittings, line, oil, oprv, pick, piston, porsche, power, return, steering, tube, yukon

951 parts FS X-post ::ITEMS ADDED::

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1 2)

Darwantae951 on Nov 26, 2011

Apr 22, 2013 10:19 AM
by Darwantae951

16

3,739

924/931/944/951/968 Forum

944, alignment, install, oprv, porsche, tool

OPRV alignment tool 944 S2

mhr on Apr 17, 2013

Apr 20, 2013 12:35 AM
by mhr

4

926

Rennsport Forum - English and Francais

OPRV o-ring size for early 1-piece?

zerMATT951 on May 27, 2012

May 27, 2012 01:27 PM
by zerMATT951

0

519

944 Turbo and Turbo-S Forum

86 951 conversion OPRV

bjd8386 on Apr 16, 2012

Apr 21, 2012 02:41 PM
by Grandpa#3

1

794

924/931/944/951/968 Forum

911, 944, failing, filter, fuction, gauge, indications, key, oil, oprv, pegged, pegs, popping, porsche, pressure, seal, turn

Oil Pressure Pegged Advise - Please

KlineS147 on Mar 21, 2012

Mar 22, 2012 11:59 AM
by doabarrelroll

9

7,371

924/931/944/951/968 Forum

944, boxster, disassembly, oil, oprv, oring, orings, porsche, pressure, problems, relief, replace, shearing, tool, valve

Oil pressure relief valve re-assembly

Cloud9...68 on Mar 6, 2012

Mar 12, 2012 01:55 AM
by Cloud9...68

10

1,695

968 Forum

Potential Engine Purchase

sweetskillsrk on Mar 1, 2012

Mar 1, 2012 11:19 AM
by M758

5

715

924/931/944/951/968 Forum

944, days, die, drilling, guide, head, missing, oprv, overdose, page, relief, satisfaction, there, valve

OPRV in Head

jdog on May 1, 2010

Nov 29, 2011 11:17 AM
by reno808

12

1,145

944 Turbo and Turbo-S Forum

Anyone with a spare OPRV handy?

Techno Duck on Oct 21, 2011

Oct 22, 2011 10:52 PM
by Techno Duck

3

607

924/931/944/951/968 Forum

Need a Late OPRV/Cooler Housing Alignment Dowel

rude944 on Oct 10, 2011

Oct 10, 2011 11:40 PM
by rude944

6

808

924/931/944/951/968 Forum

035, 107, 11, 1986, 944, fuction, oil, oprv, porsche, powered, pressure, relief, sale, update, valve, vbulletin, wawste

Wanted: Updated 86 oil pressure relief valve OPRV (used)

TX951 on Aug 3, 2011

Sep 3, 2011 12:25 AM
by xsboost90

3

1,132

924/931/944/951/968 Forum

84, 944, early, fit, oprv, piece, porsche, sleeve, styles, symptom, turbo

Need some clarificatin ASAP Please- OPRV

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1 2)

kev951 on Jul 7, 2011

Jul 10, 2011 04:09 PM
by KuHL 951

17

2,557

924/931/944/951/968 Forum

1984, 944, 951, align, alignment, early, for, late, le, oprv, porsche, sale, tool, tools, turbo

Anyone have an OPRV alignment tool for sale/loan or know where to buy?

Crackership on Jul 7, 2011

Jul 8, 2011 12:04 AM
by zerMATT951

4

800

944 Turbo and Turbo-S Forum

WTB: Early 1-piece OPRV

zerMATT951 on Jun 21, 2011

Jun 22, 2011 10:04 AM
by zerMATT951

1

501

944 Turbo and Turbo-S Forum

1986, 944, 944s, oil, oprv, porsche, pressuer, pressure, purpose, regulator, release, relief, rennlist, servicing, valve

944 Oil Pressure Relief Valve (OPRV) tutorial

massive on Apr 19, 2011

Apr 19, 2011 07:03 PM
by massive

0

17,637

DIY - 924/931/944/951/968

OPRV????????

jamesjedi on Oct 22, 2010

Jan 1, 2011 06:12 PM
by Darwantae951

6

880

924/931/944/951/968 Forum

Can I use a late OPRV as an alignment tool for an early car (with 3-piece oprv)?

FRporscheman on Dec 28, 2010

Dec 28, 2010 04:20 PM
by 944CS

1

793

924/931/944/951/968 Forum

035, 107, 11, 2003, 86, 944, block, early, late, m4451, oprv, pc, piece, porsche, sleeves, springs, suburban, z71

What is the difference between a 1 pc 86 OPRV and a 87+ one?

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1 2)

MM951 on Oct 31, 2007

Nov 26, 2010 12:33 AM
by 951Saga

26

5,045

944 Turbo and Turbo-S Forum

1991, 944, 944s2, check, engine, ignoring, lights, oprv, porsche, reset, s2, triggers, warning

porsche gure help!!oil presssure engine light!

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1 2)

911ballin on Nov 13, 2010

Nov 16, 2010 02:57 AM
by MooreBoost

18

1,583

924/931/944/951/968 Forum

OPRV Delete?

jaje on Aug 2, 2010

Aug 2, 2010 03:30 PM
by jaje

4

706

924/931/944/951/968 Forum

WTB: 1 Piece OPRV

loftygoals on Aug 1, 2010

Aug 1, 2010 06:13 PM
by loftygoals

0

455

924/931/944/951/968 Forum

87, 944, oprv, rebuild, rebuilding, turbo

OPRV Rebuilt?

Joel's_84_944 on Jul 8, 2010

Jul 9, 2010 10:04 AM
by Chris White

11

953

944 Turbo and Turbo-S Forum

Joel's_84_944 on Jul 1, 2010

Jul 1, 2010 11:54 PM
by Grandpa#3

1

529

944 Turbo and Turbo-S Forum

19017, 944, 944s, 951, disassemble, late, oprv, oring, orings, porsche, replacement, ring, seals, spring, tsb, turbo

Late OPRV o-rings 1 or 2?

Mello on Jun 18, 2010

Jun 20, 2010 12:50 AM
by Mello

4

3,267

924/931/944/951/968 Forum

WANTED: 1 piece/late style OPRV

ritzblitz on Jun 8, 2010

Jun 9, 2010 10:33 AM
by xschop

3

577

924/931/944/951/968 Forum

944, block, early, housing, oprv, piston, pistons, stuck

Help! OPRV piston stuck in block

basinbeater on Jun 2, 2010

Jun 2, 2010 01:39 AM
by basinbeater

0

682

924/931/944/951/968 Forum

Threads Tagged with oprv