UP FOR sale IS A HIGH QUALITY VALVE SPRING UPGRADE KIT FOR SMALL BLOCK FORD RUNNING A AFTERMARKET HYDRAULIC ROLLER CAM.THE SPRINGS ARE FROM CAMSHAFT INNOVATIONS AND ARE 1.46 DUAL SPRINGS GOOD TO .600 LIFT.THE OTHER PARTS ARE ALL COMP CAMS AND CONSIST OF 747-16 RETAINERS,613-16 SUPER LOCKS,AND 4772-16 SPRING SEATS.THIS ENTIRE PACKAGE WAS PURCHASED FROM CAMSHAFT INNOVATIONS IS ALL PARTS ARE DESIGNED TO WORK TOGETHER.THIS IS NOT SOME THROWN TOGETHER VALVE SPRING KIT.I PAID OVER $225- FOR THIS SO MY LOSS IS YOUR GAIN.THANKS FOR LOOKING.

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