Oversized piston kit for 1973-76 XR75 and 1977-78 XR75. Available in 47.50mm 48.00mm 48.50mm and 49.00mm. Std bore on 73-76 is 47.00mm and 48.00mm on 77-78. This piston kit has a 10:1 compression ratio.
-21%
Wiseco piston kit 47.50mm
$25.02 Save:$6.00(21%)
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