can 10:1 compression 408 get in 10`s

I am not sure of the weight does anybody know what a 73 318 dart weighed from factory I have lightened it -fiberglass front and rear bumpers ,fiberglass hood,cut out bumber brackets from frame to bumper -racing seats ,mono leaf springs i am guessing around 2800 lbs But i aded some weight back with a 5 point roll bar