I don't think your friend knows what he's talking about. Stock rockers aren't adjustable. They are roller fulcrum's though
__________________ 2001 SOM T-top WS6 (1of 195) 17,000 mi
Cam|Full bolt on's|4.10's| Lowered 1996 Red Stepside S10 ZR2 250,000 mi
Full Bolt on's| 4.56's|1.6 Roller Rockers| Vette/OD servo, | 6" Superlift with 32" MT/R's on ZQ8 wheels  www.fquick.com/JimOR33 |