9-5/9-3 Z19DTH 1.9TiD Rocker/Followers

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BigHal
Full Pressure Turbo
Posts: 858
Joined: Tue Jan 15, 2013 7:20 pm
Car Models: 2006 9-5 2.3 HOT Aero Estate Auto
Location: Herefordshire

9-5/9-3 Z19DTH 1.9TiD Rocker/Followers

#1 Post by BigHal »

Not sure if this is the right place for this but is anyone expert on the modifications done to the Cam follower (the Tappets) for the Z19DTH as fitted to the 1.9TiDs?

I can see there was a change after Engine Number 17180894 and the name changed from 'Valve Lifter' to 'Tappet' but are they physically different and is there an issue using the earlier/later part in a later/earlier engine?

The only discernable difference I can see in the couple of sets I have is the marking bottom centre of the follower face. Some show an 'I' and others either a 'B' or Infinity symbol '∞'.
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