I've never personally laid eyes on a Hamilton cam that had problems, but I've heard of a few. To prove a point I ran my puller with a Hamilton cam all season without changing oil. 30 5000 rpm hooks with Schaffers 20-50. Cam looked perfect when I tore it down.
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97 F350 4X4 CC Dually 5spd 24V 913 S300/HT3B Ranch Hand.
Playtoy-Oliver 1655. 12V now , 13mm, S475
Wife's ride-03 Excursion 12V swap in the works.
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