Non-Interference Engines

Phil Payne phil at isham-research.com
Thu Sep 20 16:09:25 EDT 2001


> Er, what about the V8's?

The basic rule is:

- hydraulic tappets - interference engine.

- non-hydraulic tappets - theoretically non-interference, but don't bank on
it.  I have seen a WR with VPI (valve-piston interference) after the belt
went on a dyno stand.  These engines will all hand-turn, however.




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