I'm looking at putting a set of L92 heads with 918 springs on my 05 6.0. plan on using 07 escalade intake and 90 mm throttle body with torque rush xlink. upgrading to arp head studs while doing so. anyone pull of this swap yet? im sure its been done and was looking to use someone elses tips to avoid pitfalls. any pics or advice please post up. thanks guys.....gene