I've been a member here for over seven years now and this is maybe the third broken valve spring I remember. Like you said, "Althought extremely rare, you can have a valve spring break."
Originally Posted by Risenranger
Sold: 1998 DGC Sport 3.8 (Final odo: 178,000 miles)
Sold: 1998 Chrysler T&C LXi 3.8 (Final odo: 190,000 miles)
Sold: 2003 DGC ES 3.8 (Final odo: 172,000 miles)
1999 Chrysler T&C Limited 3.8 (Current odo: 190,000+ miles)
2001 Honda Accord EX-L V6 (4-Speed automatic)
2012 VW GTI (6-Speed manual)