Presentations From ZR-1Gatherings 

Popular C4 ZR-1 Issues in 2010

(.3 mb .pdf file)

From the May 2010 Gathering in BG

The Availability of ZR-1 Service Parts

(.3 mb .pdf file)

From the May 2009 Gathering in BG

How Altitude Effects the Fueling on the LT5 Engine

(.1 mb .pdf file)

From the 2008 Southwest Gathering

The Perfect LT5

(.4 mb .pdf file)

From the May 2005 Gathering in BG

LT5 Performance Upgrade Paths

(1 mb .pdf file)

From the May 2004 Gathering in BG

What You Need to Know to Get the Right Calibration for Your LT5 Engine

(4.9 mb .pdf file)

From the May 2003 Gathering in BG

      LT5 Power Upgrades

(1.7 mb .pdf file)

 From the May 2002 Gathering in BG