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Going diesel - cost/benefits

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  #11  
Old 09-08-2005, 09:03 PM
Join Date: Jun 2005
Location: New England
Posts: 140
Default RE: Going diesel - cost/benefits

I always like to ask the questions:

[ul][*] how big is your tool box?[*] how are you mechanical skills?[*] are you looking for a new hobby?
[/ul]


You're going to need to dedicate either time or money to keep an old car reliable if you intend to use it as a daily driver. Some may be better off just getting a much newer car and bypass the issues related to a high mileage car.

Just my $.03
 
  #12  
Old 09-09-2005, 12:03 AM
Join Date: Sep 2004
Location: Bay Area CA
Posts: 771
Default RE: Going diesel - cost/benefits

Those 78-85, 3-liters are probably the best engines manufactured in the 20-th Century.
If you can keep up with replacing aging gaskets, the car is still having potential to outlive you.
Economy of those is not too great. My 83 wagon averaged 20 MPG in mostly freeway driving. But I have heavy foot.
 
  #13  
Old 09-09-2005, 11:00 AM
Join Date: Sep 2005
Posts: 2
Default RE: Going diesel - cost/benefits

Just thought I'd share my two cents on the cost of ownership of diesels. Your mileage may vary.

My fathers 1985 300 diesel (european non-turbo) gets 25-26 mpg on average. Mostly city driving. On the highway it would hit 30, but only if you stayed under 70 mph. It was a little noisy, but for an engine that cannot be killed, I think the economics work out quite well. Maintenance is limited to fluid replacements - oil (s), brake, transmission, etc and tires, brakes. Going on 150K, thats all. One glow plug recently went bad, but for $6, that was remedied pretty easily. Still starts in -10 degree days and runs like a workhorse. Purchase price <$20K, Maintenance cost over 20 years <$300 yr = cost per mile cannot be beat. And its still worth about $4K. Total Cost of Ownership (excl fuel) = $20000 + $6000 maintenance -$4000 resale = $22000 for 20 years. Thats about $1000 a year or 14.7 cents per mile

On my 1995 E300 Diesel, much quieter, cleaner and more gizmos. I got 26 mpg combined mileage (50/50) and <30 on the highway. I purchase for $41K, drove for 100K and sold for $11K in 2004. Maintenance cost was about $400/yr cause I did a lot of preventative stuff. But the car was much nicer, quieter and faster. Total cost of ownership $30000 + $3600 = $33600/100000 = 33.6 cents per mile. I can't justify why I sold the car, so I won't try. Suffice it to say that I regretted every minute after selling it.

My father in law purchased a used 1995 E300D in 1997 with 25K at $27000. He gets 33 mpg on average, mostly country roads. He has no intention of selling. He now has 180K on the car and spends about $500 year cause his mechanic is more costly than mine out in rural florida. I'd say his residual value is still >$5k. Total cost of ownership so far = $22000 + 4000 = $26000/165000 = 15.75 cents per mile.

I just bought a new E320 CDI for $50K. I expect to keep it for over 100K miles. As you can see the longer you own the car, the cheaper it is per mile. I've found that old mercedes do keep their value. And as you've seen from the boards, there are some models to avoid.

If you do a basic cost of gas and diesel at $3.00 per gallon a 27mpg diesel costs 11.1 cents per mile. If we assume the same gas car would average only 20 mpg, the cost per mile is 15.0 cents. If you drive 15000 miles a year, the cost savings is 2250 - 1665 or $585 a year, which means the savings in gas pays for your average annual maintenance costs. Its like driving for free.

Hope this helps.
 
  #14  
Old 09-09-2005, 01:15 PM
SL600_Cruzin's Avatar
Senior Member
Join Date: Mar 2005
Location: California, SF Bay Area
Posts: 555
Default RE: Going diesel - cost/benefits

ORIGINAL: vrathore
Just thought I'd share my two cents on the cost of ownership of diesels. Your mileage may vary.

My fathers 1985 300 diesel (european non-turbo) gets 25-26 mpg on average. Mostly city driving. On the highway it would hit 30, but only if you stayed under 70 mph. It was a little noisy, but for an engine that cannot be killed, I think the economics work out quite well. Maintenance is limited to fluid replacements - oil (s), brake, transmission, etc and tires, brakes. Going on 150K, thats all. One glow plug recently went bad, but for $6, that was remedied pretty easily. Still starts in -10 degree days and runs like a workhorse. Purchase price <$20K, Maintenance cost over 20 years <$300 yr = cost per mile cannot be beat. And its still worth about $4K. Total Cost of Ownership (excl fuel) = $20000 + $6000 maintenance -$4000 resale = $22000 for 20 years. Thats about $1000 a year or 14.7 cents per mile

On my 1995 E300 Diesel, much quieter, cleaner and more gizmos. I got 26 mpg combined mileage (50/50) and <30 on the highway. I purchase for $41K, drove for 100K and sold for $11K in 2004. Maintenance cost was about $400/yr cause I did a lot of preventative stuff. But the car was much nicer, quieter and faster. Total cost of ownership $30000 + $3600 = $33600/100000 = 33.6 cents per mile. I can't justify why I sold the car, so I won't try. Suffice it to say that I regretted every minute after selling it.

My father in law purchased a used 1995 E300D in 1997 with 25K at $27000. He gets 33 mpg on average, mostly country roads. He has no intention of selling. He now has 180K on the car and spends about $500 year cause his mechanic is more costly than mine out in rural florida. I'd say his residual value is still >$5k. Total cost of ownership so far = $22000 + 4000 = $26000/165000 = 15.75 cents per mile.

I just bought a new E320 CDI for $50K. I expect to keep it for over 100K miles. As you can see the longer you own the car, the cheaper it is per mile. I've found that old mercedes do keep their value. And as you've seen from the boards, there are some models to avoid.

If you do a basic cost of gas and diesel at $3.00 per gallon a 27mpg diesel costs 11.1 cents per mile. If we assume the same gas car would average only 20 mpg, the cost per mile is 15.0 cents. If you drive 15000 miles a year, the cost savings is 2250 - 1665 or $585 a year, which means the savings in gas pays for your average annual maintenance costs. Its like driving for free.
Excellent Info !

Thanks for that



 
  #15  
Old 09-09-2005, 01:25 PM
SL600_Cruzin's Avatar
Senior Member
Join Date: Mar 2005
Location: California, SF Bay Area
Posts: 555
Default RE: Going diesel - cost/benefits

ORIGINAL: Kajtek1
No offense SL600, but what you just said apply to the small stations inside the city like San Francisco borders.
I drive regularly from Bay Area to San Diego area and most of the time fill my wagon at Frazier Park on I-5.
Todays prices there are
Premium $3.36
Regular $3.19
Diesel $3.12
Actually there is Shell Truck Stop, that always beats FlyingJ prices on diesel, but didn't find their Internet listings.
http://www.flyingj.com/fuel/gasoline_CF.cfm?state=ALL
Actually what I was mentioning was no where near San Francisco (well unless you consider ~60 miles near).. I've mostly seen this in the Modesto/Stockton/Ripon/ Tracy/Livermore areas, which REALLY surprized me at the time.

This is what I'm talking about -->
http://stocktongasprices.com/index.aspx?fuel=D
http://stocktongasprices.com/index.aspx?fuel=A





 
  #16  
Old 09-09-2005, 01:31 PM
SL600_Cruzin's Avatar
Senior Member
Join Date: Mar 2005
Location: California, SF Bay Area
Posts: 555
Default RE: Going diesel - cost/benefits

ORIGINAL: Benzbob
I'm on the north east coast of the US, diesel up here is $2.99, regular unleaded is $3.39 and I've seen premium unleaded close to $4.00
DAMN..... $4 per gallon for Premium ? YIKES!!

And I thought we had it bad at $3.39 for Premium.

At this rate I'm wondering how long I should hang onto this V-12 of mine. LOL
 
  #17  
Old 09-09-2005, 02:27 PM
Join Date: Sep 2004
Location: Bay Area CA
Posts: 771
Default RE: Going diesel - cost/benefits

Great story. It compares ownership of diesels bought new, or almost new.
I bought my 85 , 300 tdt for $2900. Drove it for 3 years, about 40k miles spending about $200 for filters and gaskets and lot of my time on cleaning and fixing small stuff. I did it 80% because I like it.
Sold it for $3400
The 92, 2.5 l 300D I bought on the road for $5000. Put over 30,000 miles on it, spending about $400 on oils, filters, serpentine belt, breathing tube and gaskets. About 20 HR of my time. Car averaged 36 MPG at 70 MPH, 28 on my usual driving in 80-90 MPH range. Sold for $6300.
Dare to calculate cost per mile?
 
  #18  
Old 09-09-2005, 05:19 PM
Join Date: Mar 2005
Location:
Posts: 35
Default RE: Going diesel - cost/benefits

I'm working on a 1980 240D that my daughter drove until she wrecked it about a month ago. Her 240D would average around 25mpg around town and around 30 on the highway. The 240D has 360K+ miles on it and is still going strong. About 3 weeks before her wreck I replaced the timing chain because it was starting to make a bit of noise but other than that regular oil changes are all I've had to to to it.

I can't wait to get it back together again, I really want to go half a million with it.

I live in the south and diesel is MUCH cheaper than gas ------ better than 30 cents.

Have fun,
Tony T
 
  #19  
Old 10-16-2005, 12:31 PM
Join Date: Oct 2005
Posts: 3
Default RE: Going diesel - cost/benefits

try living in the uk ,we have the oil in the north sea ,and we pay one of the highest taxes on fuel in the world,chip your merc better mpg
 
  #20  
Old 10-21-2005, 08:53 AM
Join Date: Aug 2005
Location:
Posts: 14
Default RE: Going diesel - cost/benefits

[&o]Just noticed diesel prices in my hometown at $3.49 gallon, premium gasoline at $2.89. Something doesn't seem right, does it.
 


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