|Pictures|Movies|
- Interview Interview with Chris Osborn at the 2009 PRI Show.
- 10K Test High Perfomance valve spring testing 10K RPM.
- Beehive Video of Beehive Spring shown at 2006 PRI Show.
- Triple v Dual Triple Valve Spring vs. Dual Valve Spring.
- Triple Spring Test PAC Racing Spring Triple Spring Test.
- John Bojec John Bojec competitive drag race.