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Old 03-05-2013, 04:38 AM   #30 (permalink)
320touring
Master EcoModder
 
Join Date: Jun 2010
Location: scotland
Posts: 1,429

The Mistress - '88 Bmw 320i Touring SE
Team m8
Last 3: 27.17 mpg (US)

Germany Beadle - '91 Mercedes 300td (estate, N/A)
90 day: 24.63 mpg (US)

The Bloodylingo - '05 Citroen Berlingo Multispace Desire
90 day: 39.77 mpg (US)

Shanner Scaab - '03 Saab 9-5 estate Vector
90 day: 26.19 mpg (US)

Clio 182 - '05 Renault Clio RS 182 182
90 day: 31.73 mpg (US)
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Quote:
Originally Posted by mechman600 View Post
I was assuming the use of a pre-DPF engine. I don't think I would risk running bio-D in a common rail engine - the tolerances are too tight and the room for error is too great. Consider that the secondary filters are now, what, 5 microns? 3? I forget. A set of injectors and a HP pump head would cost you about $4500 + labor.
Believe me, I have changed a few!
I'd agree wiith this,

My old AAZ engine is happy on 30% veg oil, straight in the tank. Its an ld in-direct injection motor though.

I wouldnt try it on a TDI without converting to Bio-Diesel.

Re the hybrid/Diesel discussion,

My daily commute is approx 64 miles, and about 80% Motorway or Fast A road.. A hybrid is not really suited to this (in terms of best use of the electic motor) whereas a Diesel comes into its own lopping along at 2400rpm at 55mph.

If I were to do more town work, then either a Hybrid or a pure electric would work well.

I'm hoping the Veg oil reduces my emissions too- mind you, the cat should sort that out after a fashion
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US MPG for my Renault Clio 182


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