Hello from another W motor newbie

[Last 60]

Those were on my '60 when I bought it in 2010. Broke three of them before I changed to a set of originals.

Lonnie

 

[WARPT]

DAMMIT! I looked closely at the rockers on my rebuilt heads..... I can see "43" on a couple of them.

 

[Iowa 409 Guy]

The bright side is you found this out before the grenade went off.