I have a 1954 261 with a 1956 848 head purchased from"wrenchbender ret".I'm running the 1954 261 rocker assembly on it.My oil tube runs behind the push rod cover.My set up does not have that special grooved,slotted head bolt.



Tim

1951 3100 Chevrolet
1951 Chevrolet Suburban Carryall
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