L31MaxExpress
I'm Awesome
Can see the nice 2-3 degrees of knock retard during the 1-2 shift.
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I'd say it's incompatible with the factory tune, and you might need an MPFI upgrade if you haven't already done it, but it's physically compatible with the engine. Just make sure the Lunati part number is 20080720. I'm not sure where "V262HR12" came from, but googling pulls up a V6 cam, a 351 cam, and a discontinued cam.I emailed my shopping list to Jegs tech support to double check for me, and they flagged the Lunati cam in the list incompatible.