[tcb] Re: Type IV timing question

  • From: Eric Woodall <ericthomaswoodall@xxxxxxx>
  • To: "tcb@xxxxxxxxxxxxx" <tcb@xxxxxxxxxxxxx>
  • Date: Mon, 14 May 2012 19:37:58 -0500

It all depends on how much money you want to spend.  The sky is the limit.

On May 14, 2012, at 3:40 PM, Noralyn Ripps <nonnee1961@xxxxxxxxx> wrote:

> Any suggestions to a rebuild for Type 4 engine for my 1973 campmobile so we 
> can get more power? Thanks. Ripps San Antonio
> 
> 
> 
> 
> Sent from Yahoo! Mail on Android
> 
> 
> From: bbauer2000@xxxxxxxxx <bbauer2000@xxxxxxxxx>; 
> To: tcb@xxxxxxxxxxxxx <tcb@xxxxxxxxxxxxx>; 
> Subject: [tcb] Re: Type IV timing question 
> Sent: Mon, May 14, 2012 7:49:40 PM 
> 
> Yes I have used starting fluid to locate any leaks. Found a couple and 
> replaced the vacuum lines. 
> 
> I  am using the stock VW timing scale. 
> 
> On May 14, 2012, at 1:25 PM, Mike Hayes <mike@xxxxxxxxxxxx> wrote:
> 
>> Bill,
>> 
>> Have you tried the starter fluid to find any intake leaks?  Also if you 
>> replaced the deg scale I have heard that some of the after market deg scales 
>> for the type 4 are not that accurate.
>> 
>> On 5/14/2012 11:01 AM, sammie smith wrote:
>>> 
>>> I agree.  I don't think timing is your problem.  It should run good at 7.5 
>>> static and it should idle with no problem at 700-750.  If you have to run 
>>> it up to 1,000 rpm to idle smooth you have problems other than timing.  
>>> Don't have a good recommendation on a mechanic other than the normal ones:  
>>> Lyle Cherry and Doug at Qualitat.  Maybe some of the DFW people can chime 
>>> in.
>>> 
>>> --- On Mon, 5/14/12, Bill <bbauer2000@xxxxxxxxx> wrote:
>>> 
>>> From: Bill <bbauer2000@xxxxxxxxx>
>>> Subject: [tcb] Re: Type IV timing question
>>> To: tcb@xxxxxxxxxxxxx
>>> Date: Monday, May 14, 2012, 9:37 AM
>>> 
>>> All excellent points.  Here is some more information I did not include in 
>>> my original email.  I am running factory fuel injection.  I am running a 
>>> stock SVDA Bosch 021 905 205P that was recently re-shimmed.  The engine was 
>>> just rebuilt by Automotive Machine in Ft. Worth and the compression ratio 
>>> is stock.  I run premium fuel (93 Octane). I did go with a mild cam and 
>>> solid lifters.  The cam manufacturer indicated it would work with factory 
>>> FI with no issues.
>>> 
>>> My problem I am having is that I cannot get the motor to idle at the 
>>> recommended 950 rpm with the timing at 7.5 BTDC.  It seems like I am 
>>> fighting a vacuum leak that I am unable to locate.  I have all new intake 
>>> gaskets, vacuum hoses, etc.  
>>> 
>>> It will idle at around 1100 rpm at around 10 BTDC, but that brings my max 
>>> advance into to the 35-38 range that I knew was too much.
>>> 
>>> Any excellent FI mechanics around DFW want to make some extra pocket money? 
>>>  
>>> 
>>> Thanks for your time.
>>> 
>>> -Bill
>>> 
>>> On Mon, May 14, 2012 at 9:24 AM, sammie smith 
>>> <bugcollections@xxxxxxxxxxxxx> wrote:
>>> I agree Lonnie.  To some extent it depends on compression ratio and the 
>>> fuel you are burning, though you should always use the premium 91/93 octane 
>>> in the VW engine.  Daniel Watts at Oakhill, if memory serves, says max 
>>> 32/33.  Personally I run 30 in the baja with the 2007cc and 8.5 
>>> compression, and I would not want to go past 30 for everyday use on the 
>>> street.
>>> 
>>> --- On Mon, 5/14/12, Lonnie & Bonnie <bergmanfamily@xxxxxxxxxxxxx> wrote:
>>> 
>>> From: Lonnie & Bonnie <bergmanfamily@xxxxxxxxxxxxx>
>>> 
>>> Subject: [tcb] Re: Type IV timing question
>>> To: tcb@xxxxxxxxxxxxx
>>> Date: Monday, May 14, 2012, 9:17 AM
>>> 
>>> 
>>> According to Muir, never exceed 35 deg, 32 is considered best, 28 is 
>>> considered tame. 
>>> 
>>> From: sammie smith <bugcollections@xxxxxxxxxxxxx>
>>> To: tcb@xxxxxxxxxxxxx
>>> Sent: Mon, May 14, 2012 8:48:09 AM
>>> Subject: [tcb] Re: Type IV timing question
>>> 
>>> Not sure for a Type IV but it shouldn't be any different than any other 
>>> VW/Porsche engine.  Most people prefer somewhere between 28 & 30 for total 
>>> advance at speed.  If you are running a 009 this means about 6 degrees 
>>> static since the 009                                                       
>>> total advance is around 22 to 24.
>>> 
>>> --- On Mon, 5/14/12, bbauer2000@xxxxxxxxx <bbauer2000@xxxxxxxxx> wrote:
>>> 
>>> From: bbauer2000@xxxxxxxxx <bbauer2000@xxxxxxxxx>
>>> Subject: [tcb] Type IV timing question
>>> To: "Texas Buses" <tcb@xxxxxxxxxxxxx>
>>> Date: Monday, May 14, 2012, 8:30 AM
>>> 
>>> What is the recommended total advance on a 2.0l GE code type IV motor?  I 
>>> am not able to locate that information in the Bentley or                    
>>>                                        other manuals. 
>>> 
>>> 
>>> No virus found in this message.
>>> Checked by AVG - www.avg.com
>>> Version: 2012.0.2171 / Virus Database: 2425/4998 - Release Date: 05/14/12

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