mopar bb adjustable pushrods...

[66monaco]

how do I adjust those? 383 has new hydraulic lifters,(never run) stock rockers and 509 mopar cam. first the backlash off, but how much I tighten them after that? 

[b5blue]

Are they from Smith Brothers? (I think they have that info on there web sight)  (I was looking into them too)

[66monaco]

have to say I don't know what make hey are, previous owner has installed them...

[b5blue]

I would contact them they will know! 

[66monaco]

hhmm my speak english aint that good so.. anyone else got any idea? Ron??

[firefighter3931]

You need .020 preload...so make sure the lifter is sitting on the base circle of the cam. Open the pushrod until there is no slack/movement then one complete turn to adjust for pre-load.


Ron

[Nacho-RT74]

same for adjustable rockers ?

[66monaco]

ok, thanks again ron!