From your sig you already have a 416, you SHOULD be able to just hone it, but it might be a little off, im not sure on how good the pistons are machined to be exactly like the others! with 12.5:1 comp i would definately say you should have a strong rod, like a carillo! As far as a cam, i can't help ya
Black '05 Honda 450r
HRC Cam, DRD Slip-on, Pro Flow filter kit w/ K&N Filter, 13 tooth front sprocket
Yellow '02 Honda 400ex
K&N Air Filter w/ Outerwears,HMF Slip-on Powdercoated Black, Pro Armor Bumper, Renthal 400ex Bend Bars w/ Progrip Grips
'91 Toyota Pickup Extra Cab 4x4 SR5 v6!
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