1:14 or so scale excavator help?

[mcCracken15]

i am new to this forum, and let me tell ya i love it! i wanna thank rclogger for everything he has posted i would still be lost if not for him. but i a in need of some help. i am starting a 1:14 excavator build and i want it to beas close to a cat as possible and i might even buy the bruder toy version for the detailed cab and hood. what i am in need of is some dimensions for both booms and the bucket. any help would be appreciated