ENGINE
PISTON KITS
  • The smart solution; save money on engine repairs
  • Manufactured in Japan and designed as OEM replacements
  • Cast from a high-silicon content aluminum alloy that meets or exceeds
  • OEM specifications, then CNC machined to extremely close tolerances
  • Available in standard sizes along with fractional increases in standard sizes
  • Standard B, C and D sizes extend the life of expensive plated cylinders
  • Additional oversizes available in .010 increments
  • Pistons supplied in a kit package that includes rings, wrist pins and circlips
  • FITS MODEL
    SIZE
    MM
    PART #
    SUG. RETAIL
    OEM RING #
    REPL. RINGS
    SUG. RETAIL
    HONDA
    CRF50F 04-12, XR50 00-03
    0.06
    -
    0910-0398
    $52.95
    -
    -
    CRF70F 04-12, XR70R 97-03
    Std.
    -
    0910-0399
    52.95
    -
    -
    0.02
    -
    0910-0400
    52.95
    -
    -
    0.04
    -
    0910-0401
    52.95
    -
    -
    CR80R 86-02
    Std.
    46.95mm
    0910-0913
    80.95
    13121-GBF-841
    0912-0161
    $21.95
    Std.
    46.96mm
    0910-0914
    80.95
    13121-GBF-841
    0912-0161
    21.95 BODY
    CR85 03-07
    Std.
    47.45mm
    0910-0020
    80.95
    -
    -
    Std.
    47.46mm
    0910-0021
    80.95
    -
    -
    CR125R 89-91
    Std.
    53.95mm
    PX-4240B
    96.95
    13121-KS6-831
    PX-4210R
    21.95
    0.0007
    53.96mm
    PX-4240C
    96.95
    13121-KS6-831
    PX-4210R
    21.95 GRAPHICS
    0.001
    53.97mm
    PX-4240D
    96.95
    13121-KS6-831
    PX-4210R
    21.95 & SEATS
    CR125R 92-03
    Std.
    53.94mm
    PX-4260A
    96.95
    13121-KZ4-702
    PX-4260R
    21.95
    Std.
    53.95mm
    PX-4260B
    96.95
    13121-KZ4-702
    PX-4260R
    21.95
    0.0007
    53.96mm
    PX-4260C
    96.95
    13121-KZ4-702
    PX-4260R
    21.95
    0.001
    53.97mm
    PX-4260D
    96.95
    13121-KZ4-702
    PX-4260R
    21.95 SPROCKETS
    CR125R 04
    Std.
    -
    0910-0428
    86.95
    13121-KZ4-702
    PX-4260R
    21.95
    Std.
    -
    0910-0429
    86.95
    13121-KZ4-702
    PX-4260R
    21.95
    0.02
    54.50mm
    -
    -
    13121-KZ4-702
    PX-4260R
    21.95
    CR125R 05-06
    Std.
    53.94mm
    0910-0597
    86.95
    -
    -
    Std.
    53.95mm
    0910-0598
    86.95
    -
    -
    Std.
    53.96mm
    0910-0599
    86.95
    -
    -
    CRF150R 12-17
    Std.
    65.97mm
    0910-3251
    145.95
    -
    0912-0647
    34.95
    Std.
    65.98mm
    0910-3252
    145.95
    -
    0912-0647
    34.95
    Std.
    65.99mm
    0910-3253
    145.95
    -
    0912-0647
    34.95 BRAKES
    CRF230F 03-17
    Std.
    65.50mm
    0910-1365
    89.95
    -
    -
    .5mm
    66.00mm
    0910-1366
    89.95
    -
    -
    1mm
    66.50mm
    0910-1367
    89.95
    -
    -
    CR250R 86-96
    Std.
    66.34mm
    PX-4420A
    122.95
    13011-KZ3-306
    PX-4420R
    34.95 WHEELS &
    Std.
    66.35mm
    PX-4420B
    122.95
    13011-KZ3-306
    PX-4420R
    34.95 ACCESSORIES
    0.0008
    66.36mm
    PX-4420C
    122.95
    13011-KZ3-306
    PX-4420R
    34.95
    0.0012
    66.37mm
    PX-4420D
    122.95
    13011-KZ3-306
    PX-4420R
    34.95
    CR250R 97-01
    Std.
    66.34mm
    PX-4430A
    122.95
    13011-KZ3-306
    PX-4420R
    34.95
    Std.
    66.35mm
    PX-4430B
    122.95
    13011-KZ3-306
    PX-4420R
    34.95 SUSPENSION
    Std.
    66.36mm
    PX4430C
    122.95
    13011-KZ3-306
    PX-4420R
    34.95
    Std.
    66.37mm
    PX4430D
    122.95
    13011-KZ3-306
    PX-4420R
    34.95
    CR250R 02-04
    Std.
    66.34mm
    PX1322A
    112.95
    13011-KZ3-306
    PX-4420R
    34.95
    Std.
    66.35mm
    PX1322B
    112.95
    13011-KZ3-306
    PX-4420R
    34.95 ELECTRICAL
    Std.
    66.36mm
    PX1322C
    112.95
    13011-KZ3-306
    PX-4420R
    34.95 & GAUGES
    CR250R 05-07
    Std.
    66.34mm
    0910-1187
    112.95
    -
    -
    Std.
    66.35mm
    0910-1188
    112.95
    -
    -
    Std.
    66.36mm
    0910-1189
    112.95
    -
    -
    CRF250R 04-09
    Std.
    77.97mm
    0910-1126
    163.95
    -
    -
    Std.
    77.98mm
    0910-1127
    163.95
    -
    -
    Std.
    77.99mm
    0910-1128
    163.95
    -
    -
    CRF250R 04-09 (high compression)
    Std.
    77.97mm
    0910-1129
    171.95
    -
    -
    Std.
    77.98mm
    0910-1130
    171.95
    -
    -
    CRF250R 10-13
    Std.
    76.77mm
    0903-0815
    163.95
    -
    -
    Std.
    76.78mm
    0903-0816
    163.95
    -
    -
    Std.
    76.79mm
    0903-0817
    163.95
    -
    -
    CRF250R 14-15
    Std.
    76.77mm
    0910-4533
    163.95
    -
    0912-0648
    34.95 FUEL/AIR
    Std.
    76.78mm
    0910-4534
    163.95
    -
    0912-0648
    34.95 SYSTEMS
    Std.
    76.79mm
    0910-4535
    163.95
    -
    0912-0648
    34.95
    CRF250R 16-17
    Std.
    76.77mm
    0910-4536
    163.95
    -
    0912-0648
    34.95
    Std.
    76.78mm
    0910-4537
    163.95
    -
    0912-0648
    34.95
    Std.
    76.79mm
    0910-4538
    163.95
    -
    0912-0648
    34.95 HARDWARE &
    CRF250X 04-16
    Std.
    77.97mm
    0910-1126
    163.95
    -
    -
    Std.
    77.98mm
    0910-1127
    163.95
    -
    -
    Std.
    77.99mm
    0910-1128
    163.95
    -
    -
    CRF250X 04-16 (high compression)
    Std.
    77.97mm
    0910-1129
    171.95
    -
    -
    Std.
    77.98mm
    0910-1130
    171.95
    -
    -
    CRF450R 02-03
    Std.
    95.96mm
    0910-0418
    174.95
    -
    0912-0047
    49.95
    Std.
    95.97mm
    0910-0419
    174.95
    -
    0912-0047
    49.95
    Std.
    95.98mm
    0903-0818
    174.95
    -
    0912-0047
    49.95
    DISCLAIMER: NOT LEGAL FOR SALE OR USE IN CALIFORNIA ON ANY POLLUTION CONTROLLED MOTOR VEHICLES.
    PISTON KITS continued on next page.
    SEE PAGE 4 FOR IMPORTANT EMISSION DEFINITIONS AND REGULATORY COMPLIANCE AND WARRANTY INFORMATION.
    2017 PARTS UNLIMITED OFFROAD