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Old 09-10-2008, 10:20 PM   #18 (permalink)
TELVM
EcoModding Lurker
 
Join Date: Sep 2008
Location: Spain
Posts: 55

'El Misil' - '91 Opel Calibra 2.0i
Last 3: 29.02 mpg (US)
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Grooves tested on 3-cyl Metro heads:

Somender Singh grooves in a Geo Metro!

Grooved Metro number 2


Link to a long discussion on SGs at Turbobricks, pay special attention to what Automotive Breath (Randy Naquin) has to say, he the boss:

Somender singhs groove theory tried. - Turbobricks Forums
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