Suggested Maintainance?

The Nissan 300ZX (Z32) general community discussion forum
ArmyZ
Posts: 36
Joined: Sat Aug 13, 2005 4:35 pm
Car: 1990 300zx TT

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I'm about to run through some of the "first things first" kind of maintainance that needs to be done on my Z. Because i just bought it... i want to get everything i can think of that needs to be done or should be done taken care of so i'm at a fresh-starting block. Plus i dont wanna make modifications to an engine that isn't in tip top shape.

Here's a list of some of the stuff i have planned so far.

120k Kit contains:

3 Drive BeltsWater Hoses (Quantity 2)Crankshaft Sprocket PlateWater Pump & Water Pump GasketCamshaft O-Ring Seals (Quantity 2)Camshaft Oil Seals (Quantity 4)Tensioner Springs (Quantity 2)Timing Belt TensionerThermostatBelt Tensioner StudIdler Pulley & StudSecondary Idler Pulley & Stud

This one is from http://www.courtesyparts.com ... @ 506.72

Some other things i want looked at and replaced unless they appear brand new or in really great condition:

EGR and PCV ValvesFuel DampenerA/V Valve AssemblyVapor Lines, Brake Lines (you guys recommend upgrading to some kind of aftermarket high speed stainless or braided lines?), + cambles, rear main seal, any other readily visible places for potential leaks.Install Speed BleedersBrake pads/rotors, Air/Oil Filters + oil change.Transmission Fluid and differential gear oilSteering gear/linkage, axle, and suspension parts.Spark Plugs, Fuel Filter, HICAS Linkage.Exhaust Components (checked for leaks etc.)All hoses, vaccum lines, wires/harnessesThrottle Bodies(more than likely just thourougly cleaned)Oil Pressure SensorInspect Sprockets for wear/tear/cracks or damage.

After all that...Compression Test, Fuel Pressure Test, Boost Leak Test (better not be one after i replace all the hoses, etc.), Make sure mechanical timing is dead on, Then of course a 4 point alignment.

Anything i might have missed... please fill me in... or tips on anything i've mentioned... i would greatly appreciate.

Also any recommendations for the intake parts? I might as well upgrade to some snazzy aftermarket stuff... any favorites?

things i have already done...

Newly rebuilt transmission still under warrantyNew radiator, new injector wiring harness, new water temp sensor, new valve cover gaskets, new telescoping antenna, new battery, new PCV hoses, And it's also had the conversion to a R134-a coolant system.


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evildky
Posts: 14225
Joined: Sat Jan 31, 2004 9:23 pm
Car: 71 Datsun 240ZT
87 Nissan 300ZX N/A-T
06 Nissan 350Z GT
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you might wanna do the compression check and replace the plugs before you do the timing belt so you can plan for any additional work and not have to repeat processes, pull the I/C pipes and check for any signs of oil (turbo compressor seal) the 4 wheel alignment should include them checking all the improtant parts under your car that they can replace before aligning if needed other than that sounds like you have a pretty good hold on what to look at, as for mods the only thing thats a real easy thing to do while doing the t-belt would be the hardpipe kit, more of a cosmetic and replace the aging rubber thing not gonna give you any power, other than that the standard stage 3 400hp buildup is quite popular, (intake, exhaust ,ECU/boost jets)

ArmyZ
Posts: 36
Joined: Sat Aug 13, 2005 4:35 pm
Car: 1990 300zx TT

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K this is what i've decided.

Most of the stuff i wanna do is non-essential... so i'm gonna wait till i get back so i can crack her open and do it myself. The stuff i'm gonna have done by a mechanic (so i dont have to worry about it on my 2 week leave) is all the most important... "gotta do it so my car doesnt' break down" kind of ****.

Gonna do all my tests first... to make sure the engine is still in sound condition and worth putting money into. sooo...

Compression TestFuel Pressure TestPull the intercooler pipes and look for any signs of oil.Mechanical Timing Set to 15*

Now assuming all of those things check out.

I'm going to go ahead and put the aftermarket intake hardpipe kit on. From this guy. Click Here Cuz i'm not really into chrome a whole lot i'm going with the black powdercoated w/ black connectors and t-bar clamps.

After that we'll make sure all hoses and stuff are in good condition and the intake was installed correctly with a Boost Leak Test.

So noowww... assuming everything has gone according to plan. With everything opened up and what not...

I'm going to get the 120k maintainance kit described above installed. Oil Pressure Sensor changed.New NGK PFR 6B-11B spark plugsRedline Transmission Fluid changeRear Differential Gear oil changeOil Change, K&N. WIX. or OEM filter with thatFuel Filter - OEMPCV Valves and Hoses with all new clamps

That's all the upfront ****... If ya'll see something i may have missed that is a "must be done ASAP" kind of thing. Please let me know. Remember i'm not doing the "well you might as well do this and this and that while the engine is cracked open" kind of stuff because I want to do that personally.


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