will roller rocker arms form a 3100 bolt to my 3.1 heads

[eurolumina92]

i have come a croos a set of roller rockers while i was going throught my garage looking for parts. i was wondering if these 97+ 3100 roller rockers will bolt up to my 92 3.1l heads and if so is it a plug and play job or is there a shit load of mods to be done please help thanks

[v6h.o.]

Nope. wont work. they use a locating notch machined into the head for alignment.

the old GEN2 heads done have this.

[eurolumina92]

well i guess i will have to dust off all my 3100 topend swap parts and get to work thanks fo the in put a real help thanks again ryan