Booster Fuel?

Can someone tell me how to change the amount of usage the Booster v0.8/2.0 can use?

NOTE: I am familiar with TSC scripting.

 

*cough*

http://www.cavestory.org/forums/posts/201071
http://www.cavestory.org/forums/posts/201478


the linked thread is pretty useful.

 

Thanks.