R & O Cast Head |
Cylinder Head Packing |
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Cylinder Head Identification
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PLUNGER SIZE |
SPLIT AUTOPAK SET |
| 4-3/8" |
1AT090-01 |
| 4-1/2" |
1AT090-02 |
| 5-7/16" |
1AT090-03 |
| 5-1/2" |
1AT090-04 |
| 6-1/2" |
1AT090-05 |
| 8-1/2" |
1AT090-06 |
| 10-1/2" |
1AT090-07 |
Manufactured prior to 1971.
May require gasket (not included) if completely disassembled. |
Split Autopak Set
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