Results 1 to 7 of 7
  1. #1

    CP pistons ring end gap Chart

    need some advice guys!
    piston size 88mm for turbo Bore x 0.0055 =0,484mm it is clear to me!
    SECOND RING and OIL RING I do not understand...Click image for larger version. 

Name:	CP.jpg 
Views:	985 
Size:	205.9 KB 
ID:	318864please help me understand!


  2. #2
    big john's Avatar
    Join Date
    Sep 2010
    Location
    Cocoa Beach, Florida, United States
    Posts
    3,395
    +1
    598
    it means add that much more to the second ring gap so the top should be .49mm the second ring should be .64mm the oil ring should have a minimun gap of .38mm does that help ???

  3. +1 by:


  4. #3
    Quote Originally Posted by big john View Post
    it means add that much more to the second ring gap so the top should be .49mm the second ring should be .64mm the oil ring should have a minimun gap of .38mm does that help ???
    Thank you! how do you get these numbers? .64 and .38???

  5. #4
    big john's Avatar
    Join Date
    Sep 2010
    Location
    Cocoa Beach, Florida, United States
    Posts
    3,395
    +1
    598
    in to mm conversion calculator, do the math in inches, then convert to metric. i'm not sure if you even know the american SAE system as were the last country to use it, the rest of the wolrd is metric

    https://www.google.com/#q=in+to+mm+converter&safe=off

  6. #5
    Quote Originally Posted by big john View Post
    in to mm conversion calculator, do the math in inches, then convert to metric. i'm not sure if you even know the american SAE system as were the last country to use it, the rest of the wolrd is metric

    https://www.google.com/#q=in+to+mm+converter&safe=off
    THANKS!!!!
    0.49mm + 0.004-0.008inches- second ring correctly?
    oil ring 0.015 inches- 0.38mm

  7. #6
    big john's Avatar
    Join Date
    Sep 2010
    Location
    Cocoa Beach, Florida, United States
    Posts
    3,395
    +1
    598
    Quote Originally Posted by petroracing.kitins View Post
    Quote Originally Posted by big john View Post
    in to mm conversion calculator, do the math in inches, then convert to metric. i'm not sure if you even know the american SAE system as were the last country to use it, the rest of the wolrd is metric

    https://www.google.com/#q=in+to+mm+converter&safe=off
    THANKS!!!!
    0.49mm + 0.004-0.008inches- second ring correctly?
    oil ring 0.015 inches- 0.38mm

    yes, add .004 to .008 thousands to the .49mm that equal the .64mm measurement

  8. #7
    Quote Originally Posted by big john View Post
    Quote Originally Posted by petroracing.kitins View Post
    Quote Originally Posted by big john View Post
    in to mm conversion calculator, do the math in inches, then convert to metric. i'm not sure if you even know the american SAE system as were the last country to use it, the rest of the wolrd is metric

    https://www.google.com/#q=in+to+mm+converter&safe=off
    THANKS!!!!
    0.49mm + 0.004-0.008inches- second ring correctly?
    oil ring 0.015 inches- 0.38mm

    yes, add .004 to .008 thousands to the .49mm that equal the .64mm measurement
    thank you very much Big John!!!!!!!!

Thread Information

Users Browsing this Thread

There are currently 1 users browsing this thread. (0 members and 1 guests)

Similar Threads

  1. Installing new CP pistons... ring config?
    By VX1 in forum 4-Tec Performance
    Replies: 6
    Last Post: 09-17-2016, 05:27 PM
  2. riva piston ring end gap
    By ricky86 in forum 4-Tec Performance
    Replies: 4
    Last Post: 11-13-2014, 05:06 PM
  3. Ring end gap and piston to wall clearance?
    By jdogfunk in forum Polaris Open Discussion
    Replies: 6
    Last Post: 07-12-2011, 08:41 PM
  4. GP1200R Pro-X ring end gap?
    By cougar in forum Yamaha PWC Performance (2-stroke)
    Replies: 3
    Last Post: 05-30-2011, 03:27 PM
  5. Setting ring end gap
    By xplayer2885 in forum Polaris Open Discussion
    Replies: 6
    Last Post: 07-22-2009, 12:29 PM

Posting Permissions

  • You may not post new threads
  • You may not post replies
  • You may not post attachments
  • You may not edit your posts
  •