 Quick question about AA pistons..., Which way does the arrow point? |
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| BMXerror |
 May 3 2008, 09:12 PM
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Senior Member  Group: Members Posts: 1,705 Joined: 8-April 06 From: Hesperia Ca Member No.: 5,842  |
Well, anyone who's used them? Does the arrow point up or down?
Mark D. |
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| McMark |
May 3 2008, 09:59 PM
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914 Freak! Group: Retired Admin Posts: 20,179 Joined: 13-March 03 From: Grand Rapids, MI Member No.: 419 Region Association: None |
The piston industry standard is to make a mark that points to the flywheel. Are these the pistons with the valve relief pocket? If so, the pocket does DOWN, regardless of anything else.
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| hot_shoe914 |
Sep 22 2011, 03:08 PM
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#3
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on ramp passer Group: Members Posts: 3,802 Joined: 20-November 07 From: Earle, Ar. Member No.: 8,354 Region Association: None |
QUOTE(McMark @ May 3 2008, 10:59 PM)  The piston industry standard is to make a mark that points to the flywheel. Are these the pistons with the valve relief pocket? If so, the pocket does DOWN, regardless of anything else. Bumping this for someone. |
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Posts in this topic
BMXerror Quick question about AA pistons... May 3 2008, 09:12 PM
SLITS Call the doctor .... he'll know ... available ... May 3 2008, 09:53 PM
draganc
...The piston industry standard is to make a mark... Sep 22 2011, 08:34 PM BMXerror No, they're basically 1.7 Euro stockers, but t... May 3 2008, 10:05 PM SLITS Are there any other markings on the piston crowns? May 3 2008, 10:13 PM brer pics? May 4 2008, 11:34 AM BMXerror
pics?
Only the mystery arrow and a number (89.95... May 4 2008, 12:22 PM Headrage Look inside the pistons and see if there is a litt... May 4 2008, 11:55 AM BMXerror Pic.
Mark D. May 4 2008, 12:26 PM brer only AA can help you me thinks.
:confused: May 4 2008, 09:18 PM tod914 Is it possible the arrows where removed and put on... May 5 2008, 01:05 AM hot_shoe914 Here is my question. If the pushrods are on the bo... Sep 22 2011, 03:24 PM Dr Evil The arrows above point up and down. That is not th... Sep 22 2011, 10:02 PM draganc
The arrows above point up and down. That is not t... Sep 23 2011, 03:47 PM biggy72 I know the arrow always points toward the exhaust ... Sep 23 2011, 12:17 AM Dr Evil Yes, one would have to flip the pistons to point a... Sep 23 2011, 04:12 PM Series9 I'm looking forward to this answer.
I've ... Sep 23 2011, 06:22 PM r_towle measure the wrist pin placement to see if it is ce... Sep 23 2011, 06:42 PM Krieger On a map arrows point to North. On pistons they p... Sep 23 2011, 07:09 PM hot_shoe914 Well, I don't know about the arrows other than... Sep 24 2011, 07:03 AM |
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