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| General Installation Information - Piston Rings |
| Installation Details - Piston Rings | Oil Ring Installation Details |

Oil Ring Installation Details

  1. Expander-A
    Gently separate and slide down over piston groove. Position in center of groove and align gap of Expander-A with wrist pin.
  2. Rail-B
    Place over Expander-A at the bottom edge of groove. Install in spiral motion. Rotate piston 90o, and align gap of Rail-B with side of piston.
    Note: Rails can have up to 1/4" end gap, when checked in cylinder.
  3. Spacer-C
    Place over Expander-A and next to Rail-B. Install in spiral motion. Rotate piston 90o further in the same direction as in #2 above. Align gap of Spacer-C with wrist pin, on opposite side of piston from Expander-A.
  4. Rail-D
    Place over Expander-A and between Spacer-C and top of ring groove. Install in spiral motion. Rotate piston 90o further in the same direction as in #3 above. Align gap of Rail-D with side of piston, opposite form Rail-B.
    Note: Rails can have up to 1/4" end gap, when checked in cylinder.
  5. Completed View
    When completed, the ring assembly should look like this cutaway view. Each gap (rails, spacer and expander) should be 90o apart from each other.

 General Installation Information - Piston Rings | Installation Details - Piston Rings
 
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