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Originally Posted by pontiac jack
Wade- thanks for the reply.
Could anyone here with a post-1960 Pontiac crank lying around- please look to see if it's drilled for 'straight shot' oiling (see the photos in post#37)? Thanks in advance.
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Jack, I just quickly checked a 990 crank and a 70 455 crank. Both have what I would call a "T" type oil intersection. The mains are crossdrilled and the the rod bearing oil line intersects at about the middle of the main "crossdrill" line forming a "T". HTH