[csdineley]

I've driven mine at 3000-3200 rpm for up to 10 hours straight many times. No problems yet (other then with my ears from being loud) I've put about 60k miles on my 350. Overdrive would be great but not absolutely necessary.

K20 Carbed Vortec 350, Sm465, np205, 14bff 4.10, 31" tires