Speaking of Mustangs, check out this LOUD-ASS SUPERCHARGED Mustang Cobra!!! Sweeeet!

http://www.youtube.com/watch?v=Yi__60ZT1wI

Honda SM600

http://www.jaylenosgarage.com/video/video_player.shtml?vid=204774

OMFG, THANKS FOR THE VIDEO! Loved the video!!!

And that Honda SOUNDS F***ING SWEEEEEET!!!!!!111 Every Honda enthusiast should hear this!

this baby was music to my ears...
http://www.youtube.com/watch?v=oEOHn7rspsk

i'm not a car buff but i think the pontiac gto has an awesome sounding engine.

When you see one of these comin through the driveway.... step aside.
http://www.youtube.com/watch?v=IufA3QkIbk0

and a sweet 406
http://www.youtube.com/watch?v=t8mS_8-hP4E <----bad ass sounding

69 Camaros FTW ^_^!!!

20v 4ages with open throttles.

http://www.youtube.com/watch?v=UyQHc6zb0gM

^this is the same car as my profile but like a year or 2 before i owned it.

it had a Silvertop 20v in it before.

...Now for something different.
Tatra V8 (Soviet muscle ftw)
http://www.youtube.com/watch?v=THElYZgcbpo


noticeable others:
Zonda F
http://www.youtube.com/watch?v=MiroepFi1fw

F355
http://www.youtube.com/watch?v=4LdaNknrWxs

LS1/2/3/7
http://www.youtube.com/watch?v=V2gZ25g4KKg


Ultimate Car Sounds Compilation:
http://www.youtube.com/watch?v=4LdaNknrWxs
http://andreas-schwarzinger.blog.ch/0712/der-ton-macht-die-musik

bleh, my copy paste fails.

The best sounding engines!! Is engines that got power that you can feel it by the sound alone

bmw m3. m5 m6

rx8 1.3 liter renesis rotary engine

Infinity G35

camaros' sound awesome if they got the roots blower..............and also you got to love the sound of ferrari fxx

This Corvette
http://www.youtube.com/watch?v=WNnSs_oN704

best sounding engine would be the VQ35DE engine from Nissan used for the G35 and 350z