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Ever wondered where the Y-block got its name? Check out this front view of one of Bob Carlisle’s, of Bob’s F-100 Parts, 312s. While most crankcase skirts end close to the crank centerline, Ford engineers gave this motor a very deep skirt to strengthen the bottom end.
Y-Block Revisited

Ever wondered where the Y-block got its name? Check out this front view of one of Bob Carlisle’s, of Bob’s F-100 Parts, 312s. While most crankcase skirts end close to the crank centerline, Ford engineers gave this motor a very deep skirt to strengthen the bottom end.  View Related Article

 

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