Originally Posted by '54 3600
The Left - Intake Rocker Arm is GM # 0.333 - GM # 839463
with a casting # of: 839465

Last # in the casting # is the " LARGE 5 "

photo @ photobucket

http://i669.photobucket.com/albums/..._Intake_Casting__839465__zpsabfom9f7.jpg


Dan's Obsolete
in
Chinook, Montana
has ( 7 ) - GM # 839463
phone: 406-357-2615


THANK YOU


yes this thread did get confusing! Appreciate the effort, cant wait to get the 51 back on the road!


1951 1/2 Ton 216ci 4spd
1955 3/4 Ton NAPCO 235ci 4spd
1959 1/2 Ton stepside 235ci 4spd