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NewArt · 03-23-2015, 05:40 PM

Thanks JFP!
Geometry quiz: so about how many degrees? 120? (1/3 of a revolution).
(4 stroke engine = 720 degrees for each cycle / 6 cylinders = 120)
Seriously, this way I would only have to balloon test once (for the first cylinder) to know which is the compression stroke on the other cylinders.

03-23-2015, 05:40 PM	#5
NewArt Artist, 986S tinkerer Join Date: Aug 2013 Location: Montreal, Canada Posts: 1,821	Thanks JFP! Geometry quiz: so about how many degrees? 120? (1/3 of a revolution). (4 stroke engine = 720 degrees for each cycle / 6 cylinders = 120) Seriously, this way I would only have to balloon test once (for the first cylinder) to know which is the compression stroke on the other cylinders. __________________ James now has: 2008 987S 6 speed Crashed: 2010 987.2 pdk in speed yellow! Sold to a cool racer chick: 2004 986 S YouTube channel: the PORSCHE as seen by NewArt www.youtube.com/channel/UCohdrH2xHTklM1thxk0KKOQ?