I have comp 96829-16 lifters in my 440. They have the same height pushrod seat as the regular comp 829 lifters but have the orifice to oil the needle bearings and are made of stronger material. They also have a bushed version of my lifters with no needle bearings which are 96829b-16

'68 Coronet 500 w/ Indy EZ-1 headed 446, 727 trans, 9" rear
First day at the track with SUV street tires and no traction: 1.688 60', 7.24 @ 101.79 in the 1/8 mile

Great customer service from: DominicThumper Carbs, B3 racing engines, Porter Racing Engines, A-1 torque converter's, Quick Performance, Racer Brown Cams, R&R Performance, Manton pushrods