1235822 is a water pump pulley for a 71-72 350 with with A/C $40 each plus shipping 1231724 is a water pump pulley for a 65-70 350 without A/C $40 each 1382533 is a water pump pulley for a 67-70 350 with A/C $40 each 1241519 is a smog pump pulley for a 350 $25 each