273 rockers on 340----T/A pushrods?

went using 273 rockers on a 340, use the pushrod that goes with the lifter....crane/comp and a bunch other make two lengths of pushrods...

one for adjustable rockers with hydraulic lifters..

one for adjustable rockers with solid lifters...

the hydraulic lifter pushrod are generally shorter due to the location of the plunger of on lifter..