Here's another link to the '59 Truck Shop Manual Supplement showing differences between oiling to the head between 1958 and 1969 235's. The separate oil line under the pushrod cover has been eliminated and replaced by a passage in the block itself coming from the lifter oiling gallery that lines up with the center head bolt.


Kevin
1951 Chevy 3100 work truck
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Photos
1929 Ford pickup restored from the ground up. | 1929 Ford Special Coupe (First car)
Busting rust since the mid-60's
If you're smart enough to take it apart, you darn well better be smart enough to put it back together.