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Old 04-10-2014, 12:17 PM   #14
BOETJE
Gnarly Adventurer
 
Joined: Jan 2005
Location: Auckland New Zealand
Oddometer: 145
Quote:
Oilhead pistons are 59mm across the flats, while Airhead pistons are 67mm across the flats. That's not an Oilhead wrist pin.
But the OP measures 74.3 mm for his air head pin....

Quote:
i've had them in my 91gs for many years.best and cheapest thing you can do to improve a gs imho.
So you actually had oil head pins in your air head ?

I'm confused now .....
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