Date: Sat, 20 Dec 2008 17:19:24 -0500
Reply-To: Chris S <szpejankowski@GMAIL.COM>
Sender: Vanagon Mailing List <vanagon@gerry.vanagon.com>
From: Chris S <szpejankowski@GMAIL.COM>
Subject: Re: DJ-code WBX technical specs
In-Reply-To: <013901c962ee$72046940$6701a8c0@PROSPERITY>
Content-Type: text/plain; charset=UTF-8
Intermittent wipers, anyone?
Funny thing about English, but a lot of words have multiple meanings.
On 12/20/08, Scott Daniel - Turbovans <scottdaniel@turbovans.com> wrote:
> must be translated from German then, if they think 'not continuous' and
> 'intermittent' are the same thing.
> ( they are of course, but we tend to think of 'intermittent as something
> that doesn't work properly part of the time. )
>
> just checking to see who's reading ! :-)
>
> ----- Original Message -----
> From: "Jim Akiba" <syncrolist@bostig.com>
> To: "Scott Daniel - Turbovans" <scottdaniel@turbovans.com>
> Cc: <vanagon@gerry.vanagon.com>
> Sent: Saturday, December 20, 2008 12:51 PM
> Subject: Re: DJ-code WBX technical specs
>
>
>> "type: multi-point fuel injection - intermittient"
>>
>> Meaning not continuous injection (CIS)
>>
>> "air metering: flow"
>>
>> Meaning flapper for flow measurement not mass air, speed density, etc
>>
>> Jim Akiba
>>
>> On Sat, Dec 20, 2008 at 2:14 PM, Scott Daniel - Turbovans
>> <scottdaniel@turbovans.com> wrote:
>>> this is interesting, from your list :
>>> " intermittient
>>> air metering: flow"
>>>
>>> Wonder what that means.
>>> :
>>>
>>> ----- Original Message -----
>>> From: "Chris S" <szpejankowski@GMAIL.COM>
>>> To: <vanagon@GERRY.VANAGON.COM>
>>> Sent: Saturday, December 20, 2008 9:36 AM
>>> Subject: DJ-code WBX technical specs
>>>
>>>
>>>> The gentleman from whom I bought my engine sent me technical specs for
>>>> the mysterious and marvelous DJ-code WBX. I know there's been some
>>>> interest in the "secrets" (higher compression, different ECU, timing,
>>>> maybe others?) behind the higher power output as it would be useful to
>>>> apply them to a WBX during rebuild. As promised, I'm posting it here
>>>> both for future reference and analysis.
>>>>
>>>> Please keep in mind these apply to DJ-code WBX running the original
>>>> DJ-code harness and ECU, which is different from 2.1l MV and 1.9l DH
>>>> WBX.
>>>>
>>>> DJ Engine - 2.1l Waterboxer - FI
>>>> Technical Specifications
>>>>
>>>> Vehicle Identification
>>>>
>>>> capacity: 2109cc
>>>> mumber of cylinders/type: 4/overhead valve
>>>> production run: 2/1985 - 10/1992
>>>> output: 82kW - 112bhp DIN @4800 RPM
>>>> torque: 174Nm - 128 lb-ft @2800 RPM
>>>> bore: 94 mm
>>>> stroke: 76 mm
>>>> compression ratio: 10.5:1
>>>> minimum octane: 98 RON - 93 (R+M)/2
>>>> ignition type: transistorized hall effect
>>>> trigger location: distributor
>>>> fuel system: Bosch Digijet Injection
>>>> type: multi-point fuel injection - intermittient
>>>> air metering: flow
>>>>
>>>> Valve timing at 1mm lift in degrees
>>>>
>>>> inlet open: 10 BTDC
>>>> inlet close: 48 ABDC
>>>> exhaust open: 50 BBDC
>>>> exhaust close: 0 ATDC
>>>>
>>>> Valve dimensions
>>>>
>>>> inlet diameter: 40 mm
>>>> exhaust diameter: 34mm
>>>>
>>>> Tuning and Emission
>>>>
>>>> ignition coil supply voltage: 11v
>>>> primary resistance: coil green label .5 - .8 ohm - coil grey label: .6 -
>>>> .8 ohm
>>>> secondary ressistance: coil green label 2400 - 3500 ohm - coil grey
>>>> label: 6900 - 8500 ohm
>>>> firing order: 1 - 4 - 3 - 2
>>>> distributor part number: Bosch 0 237 022 054
>>>> ignition timing: 10 +/- 1 BTDC @ 800 RPM without vacuum (see note)
>>>> ignition advance checks: 0 - 2 @ 1050 RPM w/o vacuum and basic timing
>>>> 2 - 6 @1300 RPM w/o vacuum and basic timing
>>>> 12 - 16 @2400 RPM w/o vacumm and basic timing
>>>> vacuum advance range: 12 - 16 engine degrees (9-11)
>>>> idle speed: 800 +/- 50 RPM
>>>> oil temp for CO test: 80C - 176F
>>>> CO content @ idle: 2 +/- .5 % volume
>>>> HC content @ idle: 300 ppm
>>>>
>>>> Service checks and adjustments
>>>>
>>>> spark plugs: Bosch W5DCO / W7CCO
>>>> electrode gap: .7mm
>>>> valve clearance: hydraulic
>>>> compression: 11 - 14 bar (150 psi - 195 psi)
>>>> oil pressure: 2 bar @ 2000 rpm @ 80C/176F
>>>>
>>>> Lubricants and capacities
>>>>
>>>> engine oil: 10w30 (sf)
>>>> oil capacity with filter: 4.5 litres
>>>> gearbox oil: 80W - 90W
>>>> gearbox oil capacity: 3 litres (Syncro 4.5 litres)
>>>> autobox oil grade: Dexron (final drive 90W)
>>>> autobox oil capacity: 3 litres
>>>>
>>>> Notes
>>>>
>>>> When setting ignition timing on vehicles with DIS (digital idle
>>>> stabilisation) the two connectors of the DIS unit must be removed and
>>>> plugged together.
>>>>
>>>> Disconnect engine crankcase breather and plug on side of air cleaner.
>>>>
>>>> --
>>>> Chris S.
>>>> Disclaimer: "Death and serious injury may occur"
>>>
>
--
Sent from my mobile device
Chris S.
Disclaimer: "Death and serious injury may occur"
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