Making a V6 Sound like a V8?
I don't get why people are obsessed with diesel smoke. I mean, from time to time I can understand smoking but the guys who sit there and tune their 12 valves rich or run smoke tunes on late model diesels I don't understand. Some of those guys are the reason why the emission hammer got brought down and made all of the new engines utter garbage.
CF Veteran
Joined: Mar 2010
Posts: 6,685
Likes: 6
From: Jacksonville, FL
Year: 92
Model: Cherokee
Engine: 4.0
I don't get why people are obsessed with diesel smoke. I mean, from time to time I can understand smoking but the guys who sit there and tune their 12 valves rich or run smoke tunes on late model diesels I don't understand. Some of those guys are the reason why the emission hammer got brought down and made all of the new engines utter garbage.
But when you do that with ricers you're not over fueling. Diesel smoke is caused by more fuel than air to burn in...it's super heated exhaust gases and 2 phase diesel fuel. Your then taking that mixture and forcing it through a turbine with impeller blades designed to handle super heated mixed vapor, not a mixture containing that along with a 2 phase fuel. Causes more wear and tear on the turbo.
CF ADMIN

Joined: Sep 2010
Posts: 34,088
Likes: 257
From: Lantana, Fl
Year: 1996
Model: Cherokee (XJ)
Engine: 4.Slow
I don't get why people are obsessed with diesel smoke. I mean, from time to time I can understand smoking but the guys who sit there and tune their 12 valves rich or run smoke tunes on late model diesels I don't understand. Some of those guys are the reason why the emission hammer got brought down and made all of the new engines utter garbage.
CF Veteran
Joined: Mar 2010
Posts: 6,685
Likes: 6
From: Jacksonville, FL
Year: 92
Model: Cherokee
Engine: 4.0
But when you do that with ricers you're not over fueling. Diesel smoke is caused by more fuel than air to burn in...it's super heated exhaust gases and 2 phase diesel fuel. Your then taking that mixture and forcing it through a turbine with impeller blades designed to handle super heated mixed vapor, not a mixture containing that along with a 2 phase fuel. Causes more wear and tear on the turbo.
Herp Derp Jerp

Joined: Nov 2011
Posts: 18,251
Likes: 17
From: Parham, ON
Year: 1999
Model: Cherokee
Engine: 4.0L OBD-II
I don't get why people are obsessed with diesel smoke. I mean, from time to time I can understand smoking but the guys who sit there and tune their 12 valves rich or run smoke tunes on late model diesels I don't understand. Some of those guys are the reason why the emission hammer got brought down and made all of the new engines utter garbage.
As for the imports, I owned a 92 Eagle Talon TSi and my wife had a 92 Acura Integra, no fart cans at all. My Talon had a Dynomax Turbo muffler and I put a Flowmaster 40 series on the wifes Integra. Both had great low tones without the "farting" or "feeeed..meeeee..mooore..riiiice" (1-2-3-4 gears) sounds.
Last edited by salad; Nov 7, 2013 at 11:35 PM.
Probably…no. I've gotten out of the loud and annoying stage of my life. I like exhausts that actually sound good, most factory exhausts don't sound (but then there is also the performance aspect to it). My 4.2 in my Trailblazer for example, sounds so quite I can't even tell it's running…which brings up the question, is it running? There is sound, and then there is just annoying. There are very few engines that I actually think sound okay without mufflers…V6's will never sound good to me, I6's and V8's will always sound better.
CF Veteran
Joined: Sep 2013
Posts: 1,922
Likes: 1
From: Eaton Co
Year: 2001
Model: Cherokee
Engine: 4.0
Herp Derp Jerp

Joined: Nov 2011
Posts: 18,251
Likes: 17
From: Parham, ON
Year: 1999
Model: Cherokee
Engine: 4.0L OBD-II
How many times have you been warming it up in the winter, get back in and grind te gear off the starter because you forgot it was running? (used to do that with my very quiet Tercel)
Member
Joined: Jun 2011
Posts: 154
Likes: 0
From: Des Moines, IA
Year: 1998
Model: Cherokee
Engine: 4.0L
ive done that a couple times on my volvo when i switched from my straight piped jeep. im fine with it being loud, the only think i cant stand is the resonance inside. when starts to shake around and my eardrums are vibrating i cant stand it. my friends ram is cut off beneath the truck and it sounds good outside but i hate riding in it.
My Cherokee is a noisy thing do drive. I'd go crazy between the wind noise, whine from the tires, heat coming off the transmission (it's nice in the winter though)…least I have the exhaust to listen to (which it's currently running the Dynomax muffler, been debating going to a glasspak) and the radio (which I can't crank too loud cause I keep blowing rear speakers trying to drown out the tires).
Herp Derp Jerp

Joined: Nov 2011
Posts: 18,251
Likes: 17
From: Parham, ON
Year: 1999
Model: Cherokee
Engine: 4.0L OBD-II
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