same deal as pistons . just cover the shipping . (3) #1111334 - 1969 - 0-1 @ 600 , 8-1/2 to 10-1/2 @ 900 , 15 @ 2300 . 9F-9 code , 9D23 code , 9A20 code (1) #1111285 - 1968 - 0-1 @ 600 , 9-1/2 to 11-1/2 @ 950 , 17 @ 2300 ( 13 tooth gear on this one ) . 7J26 code (1) #1111938 - 1969 - 0-1 @ 475 , 9-1/2 to 11-1/2 @ 975 , 17 @ 2300 . 8J28 code . no good , housing cracked trying to get it out of timing cover . ---------------------------------- info from older Motor manual i checked a couple - spun ok , no play the #938 is still in NFG cover . stuck a little ? all are crusty and dirty .