For sale 1992 BMW e34 525i 24v M50 non vanos 256S1
(ETK production date June 1991) Diamond metallic black
Manual gearbox conversion from auto
Mileage 181k well serviced by test engineer owner 12 years
Selling as good runner, smooth sound motor
Paint finish needs rework/respray, some areas have faded with age...underbody oil spray & grease limits onset of any corrosion.
Hope to attract serious e34 enthusiast/technician/mechanic buyer
The M50 engine is a Deutschland masterpiece...but high maintenance....e34 chassis is world class build quality but labour intensive
New hydraulic valve lifters/tappets (24@ £12+vat each)
regular oil/filter/10w40 Magnatec
Fuel injectors removed pressurised Redex flush 7ms pulses @ 60psi and nozzles ultrasonic cleaned....result flow variance like new at 2% across all cylinders,a massive plus for for engine management efficient operation (Data sheet available)
New Idle control valve upgrade to later type ETK 13411746713 along with new reinforced vacuum & fuel pipes
Diagnostic smoke tested zero leaks only new oil filler cap needed.
Crypton engine vacuum tests 6-25 inch/hg...idle steady
at 16 inch/hg
Engine oil pressure 15psi @ idle / 55psi @ 2000rpm
Motor legal de-cat genuine OEM BMW non cat front silencer
ETK 18101723195 (dealerships & Schmiedmann £400+)
professionally fitted M18 boss adaptor for Lambda probe
connection/ECU signal...better engine breathing 4% BHP/Torque improvement.
Engine valve cover pressure cleaned inside and spot blasted exterior, etch primed and top coat antique gold
New OEM gasket/seals and torque to 13.55Nm no leaks !
New PCV positive crankcase ventilation valve also fitted.
Cooling system drained/flushed/refilled, engine block first with Bluecol IAT antifreeze/de-ionised water,
Pressure tested Sykes-Pickavant system tester @ 12psi cold Ok
Twin stainless hose clips perfect concentric leak proofing and new serpentine belt & Meyle rollers.
New clutch assembly at auto/man conversion HDU-ZF
5 speed box....LSD limited slip diff filled with correct
essential lubricant with 'Friction Modifiers' Redline 75w90.
Refurbished BBS alloy wheels by Lap-Tab
7.5x16 ET20 cross spoke style5 ETK 36112225518 made for
BMW e34 M5 3.6/3.8 and e28 M5 3.5 complete with swivel
hub centres...Rear tyres new Michelin Primacy 225/55/16
Special Heavy Duty Blue Noltec polyester thrust arm bushes fitted no steering shake, shimmy or wobble on deceleration or braking!
On Board Computer OBC gives accurate time/date/mpg
Genuine BMW/Nardi mahogany wood steering wheel 365mm diameter polished with wood facia surround trim and contrasting buffalo leather seats in fair condition.
Ignition coil packs primary circuits checked with high
impedance DMM Ok and new spark plugs NGK BKR 6EK
Vintage KE-3500B Pioneer radio/cassette/stainless power aerial
Brand new Exide EB712 71AH lead acid battery
* mains charging absorption/gassing 14.4v
* Bosch 140A rated alternator top-up charge 14.0v
* e34 system Battery current drain 20mA measured with
ignition key out/doors closed.
Crypton manifold engine vacuum
Peake R5-FCX scan codes & Service lights
Engine oil pressure psi
Alternator DVM voltage reading
Fresh MOT test certificate to July 2018
Road tax to point of sale and one month after
* Private number plate included in price
Cash sale....Drive away
BMW technical literature advice available:
ETK parts catalogue Sysadym CD 700MB
ETK parts catalogue browser based CD 4.3GB
BMW ETM electrical/Electronic manual CD 17MB
BMW Service Repair Factory Manual CD 01 90 0 032 576
Bentley Service Manual e34 5 series 672 pages
Haynes Manual 5 series e34 (but not M50 24v) Hardback
Haynes e36 series 91-99 include 2.5 M50 engine
Haynes e36 series 92-98 include 2.5 M50 engine
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