Fwd: Re: Timing

Kent McLean kentmclean at comcast.net
Wed Nov 24 16:17:40 PST 2010


Nick wrote to me:
 > 5cyl 10vs are noninterference for the most part.  Snapped a couple and put
 > another on and go.  This is non t and supposedly doesnt apply for turbo cars.
 >
 > 20vs are of course interference.
 >
 > Sjmautotechnik has a good article on these cars you may want to read.  For
 > t44s anyway

I'll take your word for it on the 10Vs on non-turbos. But I'd still rather
change things when it's convenient for me than to be stranded in the middle
of nowhere in a snow storm wishing I had.

- Kent


On Nov 24, 2010 6:08 PM, "Kent McLean" <kentmclean at comcast.net
<mailto:kentmclean at comcast.net>> wrote:
  > On 11/24/2010 06:48 PM, Grant Lenahan wrote:
  >> down on power, wont rev, pistons hitting valves (i guess it didnt jump THAT
far).....
  >>
  >> the danger of not performing the H20 pump services is the obvious:
  >>
  >> 1. its easy now and will be hard later
  >> 2. a seizing water pump is probably the #1 reason timing belts break -
taking your valves with you ( if you have an interference engine - i'm actually
not sure)
  >
  > A broken water pump *will* take out the timing belt, and the valves
  > *will* hit the pistons, and things *will not* be pretty.
  >
  > The I-5 turbos are an interference fit. The water pumps do fail. The
  > list-recommended change interval is every other timing belt. I believe
  > the wisdom is the timing belt every 60K and the water pump at 120K.
  > But if you don't know, change the belt, the water pump and idler pulley.
  > If you want to go whole hog, add the crank and cam seals, too.
  >
  > --
  > Kent McLean
  > 1999 A4 Avant, V6 Tiptronic
  > 1990 200 Avant mit V8 conversion
  > gone: 1990 V8 w/5-speed and other mods
  > gone: 1991 200 TQA #3, with mods
  > gone: '91 200 TQA x2, '94 100 S Avant, '89 200 TQ "Bad Puppy"
  >
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-- 
Kent McLean
1999 A4 Avant, V6 Tiptronic
1990 200 Avant mit V8 conversion
gone: 1990 V8 w/5-speed and other mods
gone: 1991 200 TQA #3, with mods
gone: '91 200 TQA x2, '94 100 S Avant, '89 200 TQ "Bad Puppy"



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