Here are a few more 60fps codes. I haven't tested them too much, so I can't say for sure that they're perfect.
RedSteel [REDE41]
$60fps [Nick Reynolds]
0430DE4C 60000000
Sonic & SEGA All-Stars Racing [R3RE8P]
$60fps [Nick Reynolds]
04773008 00000000
The Conduit [RCJE8P]
$60fps [Nick Reynolds]
0474DDDC 42700000
RedSteel [REDE41]
$60fps [Nick Reynolds]
0430DE4C 60000000
Sonic & SEGA All-Stars Racing [R3RE8P]
$60fps [Nick Reynolds]
04773008 00000000
The Conduit [RCJE8P]
$60fps [Nick Reynolds]
0474DDDC 42700000