ok people thanks alot. and as for the stock weights of 240sx's and any other american car go here.
http://auto.consumerguide.com/
ok here it goes...from 1990-1994
2 door convertible 2 door coupe 2 door hatchback
2800 2699 2730
and for my car (97)
1995-1998
2753
1992-1995 honda civic hatchback
2108
there you go. no he wasnt running on gas. my entire trunk is striped carpet and all, and no glove box or airconditioning box thingh under the dash. oh yea and i have no airconditioning or heat. i did have to road cones in my trunk though.