Did you check the other ( 11 ) adjuster screws ?
Sometimes it doesn't pay to try to save a few bucks on a rebuild .........just my opinion .
Genuine GM NOS Rocker Arm Adjuster Screws
photo@photobucket
http://i669.photobucket.com/albums/...hrod%20Adjuster%20Screws_zpsxxbzirj2.jpgI know these are being re-produced for cheap . I've also read the re-pro's
DON'T fit like
the original GM rocker screws .
Get yourself some REAL GM adjuster screws.
Dan's GM Obsolete
Chinook, Montana
phone: 406 - 357 -2615
Dan's has (
9 ) GM NOS GM # 837385
Friesen Chevrolet
Sutton, Nebraska
phone: 402 - 773 - 5538
Friesen has (
2 ) GM NOS GM # 837385
Chicago Auto Parts
Saint Ann, ILL.
phone: 815 - 614 - 3122
Chicago has (
1 ) GM NOS GM # 837385
George
'54 3600