The Howards #110265-12 SBC Hydraulic Roller is interest to me today.
286/294 advertised.
233/241 @.050.
2400-6000 advertised power band.
.530 Int lift/ .545 Ex Lift with 1.5:1 ratio rockers
112 LCA lobe separation angle
108 ICA intake centerline
1-8-4-3-6-5-7-2 standard firing order.
I can not find a cam card online & checked Howard's Cam Lobe files....just basic listings.
No .050" lift events I want to DD2000 accurate.
IVO, IVC, EVO, EVC.
Found an old post by Bytor back in 2012 here.
Looks like he simulated by advertised events with Howards #110265-12.
Bytor somehow found the Overlap specs for Howards 110265-12,
66 degrees overlap Advertised.