Comp with old school “hi rpm” lobes.
New lobe numbers are 1309/4067

284/284-110
.456/.420 lobe lift

The D9856-05 is the serial number. The 05 indicates it was ground in 2005.


68 Satellite, 383 with stock 906’s, 3550lbs, 11.18@123
Dealer for Comp Cams/Indy Heads