cars acting weird

[96xeclipse]

well i drove to galveston from where i live which is 400 miles and half way there my cars rpm will get to 5k and then bounce from 4k to 5k till i let off the gas. car sounds like a machine gun;/
any idea?

 

[BLINKY619]

have you gave it a tune up... maybe a missfire... or you cam angle sensor

 

[96xeclipse]

is there a way to test the cam angle sensor?