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Pro X 4-Stroke Piston
Pro X 4-Stroke Piston

$46.91 - $220.34
10% Off - Save up to $24.48

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      • Product Details

      • Product Variant Manufacturer Part #
        Oversized / 100.5mm / +.50mm / 12.4:1 01.4687.050
        Oversized / 100.5mm / +.50mm / 8.3:1 01.1660.050
        Oversized / 100.5mm / +.50mm / 9.1:1 01.2660.050
        Oversized / 100.5mm / +.50mm / 9.5:1 01.4693.050
        Oversized / 100mm / +1.00mm 01.5512.100
        Oversized / 101mm / +1.00mm / 12.4:1 01.4687.100
        Oversized / 101mm / +1.00mm / 8.3:1 01.1660.100
        Oversized / 101mm / +1.00mm / 9.1:1 01.2660.100
        Oversized / 101mm / +1.00mm / 9.5:1 01.4693.100
        Oversized / 103mm / +1.00mm / 10.0:1 01.1708.100
        Oversized / 103mm / +1.00mm / 9.2:1 01.1714.100
        Oversized / 47.5mm / +.50mm 01.1075.050
        Oversized / 48mm / +1.00mm 01.1075.100
        Oversized / 66.5mm / +1.00mm / 10.0:1 01.1281.100
        Oversized / 66.5mm / +1.00mm / 9.0:1 01.1363.100
        Oversized / 66mm / +.50mm / 10.0:1 01.1281.050
        Oversized / 66mm / +.50mm / 9.0:1 01.1363.050
        Oversized / 67mm / +1.50mm / 10.0:1 01.1281.150
        Oversized / 68.5mm / +.50mm 01.2314.050
        Oversized / 69.5mm / +1.50mm 01.2314.150
        Oversized / 69mm / +1.00mm 01.2314.100
        Oversized / 78.75mm / +.25mm 01.1480.025
        Oversized / 79.5mm / +1.00mm 01.1480.100
        Oversized / 79mm / +.50mm 01.1480.050
        Oversized / 80.5mm / +2.00mm 01.1480.200
        Oversized / 80mm / +1.50mm 01.1480.150
        Oversized / 83.5mm / +.50mm / 9.2:1 01.2487.050
        Oversized / 84mm / +1.00mm / 9.2:1 01.2487.100
        Oversized / 85.25mm / +.25mm / 10.0:1 01.1495.025
        Oversized / 85.5mm / +.50mm / 10.0:1 01.1495.050
        Oversized / 86.75mm / +.25mm 01.1487.025
        Oversized / 86mm / +1.00mm / 10.0:1 01.1495.100
        Oversized / 87.5mm / +.50mm / 9.0:1 01.2576.050
        Oversized / 87.5mm / +1.00mm 01.1487.100
        Oversized / 87mm / +.50mm 01.1487.050
        Oversized / 88mm / +1.00mm / 9.0:1 01.2576.100
        Oversized / 89.5mm / +.50mm / 8.6:1 01.1509.050
        Oversized / 90.25mm / +.25mm 01.1498.025
        Oversized / 90.5mm / +.50mm 01.1498.050
        Oversized / 90.5mm / +1.50mm / 8.6:1 01.1509.150
        Oversized / 90mm / +1.00mm / 8.6:1 01.1509.100
        Oversized / 91.5mm / +1.50mm 01.1498.150
        Oversized / 91mm / +1.00mm 01.1498.100
        Oversized / 91mm / +2.00mm / 8.6:1 01.1509.200
        Oversized / 92.5mm / +.50mm / 10.2:1 01.5513.050
        Oversized / 92.5mm / +.50mm / 8.5:1 01.1501.050
        Oversized / 92mm / +2.00mm 01.1498.200
        Oversized / 93mm / +1.00mm / 10.2:1 01.5513.100
        Oversized / 93mm / +1.00mm / 8.5:1 01.1501.100
        Oversized / 95.25mm / +.25mm / 01.2601.025
        Oversized / 95.5mm / +.50mm / 01.2601.050
        Oversized / 95.75mm / +.75mm / 01.2601.075
        Oversized / 96.5mm / +1.50mm / 01.2601.150
        Oversized / 96mm / +1.00mm / 01.2601.100
        Oversized / 97.25mm / +.25mm / 9.0:1 01.1654.025
        Oversized / 97.5mm / +.50mm / 9.0:1 01.1654.050
        Oversized / 97.75mm / +.75mm / 9.0:1 01.1654.075
        Oversized / 97mm / +2.00mm / 01.2601.200
        Oversized / 98mm / +1.00mm / 9.0:1 01.1654.100
        Oversized / 99.5mm / +.50mm 01.5512.050
        Stock 01.1227.B, 01.1338.B, 01.1339.B, 01.1342.B, 01.1403.B, 01.1414.B, 01.1411.B, 01.4335.B, 01.4337.B, 01.4340.B, 01.4406.B, 01.4409.B, 01.6338.B, 01.6429.B, 01.6424.B, 01.6427.B, 01.6508.B, 01.6521.B, 01.6528.B, 01.3338.B, 01.3341.B, 01.3420.B, 01.3410.B, 01.3408.B, 01.2406.B, 01.2409.B, 01.2427.B, 01.2429.B, 01.2440.B, 01.4342.B, 01.6351.B, 01.6362.B, 01.2412.B, 01.1232.B, 01.1413.B, 01.4413.B, 01.6333.B, 01.1495.000, 01.1496.B, 01.4418.B, 01.2487.000, 01.2435.B, 01.2660.000, 01.2706.B
        Stock Bore / 100.94mm / A / 11.7:1 01.6604.A
        Stock Bore / 100.94mm / A / 12.0:1 01.6511.A
        Stock Bore / 100.95mm / B / 11.7:1 01.6604.B
        Stock Bore / 100.95mm / B / 12.0:1 01.6511.B
        Stock Bore / 100.96mm / C / 11.7:1 01.6604.C
        Stock Bore / 100.96mm / C / 12.0:1 01.6511.C
        Stock Bore / 100mm / 8.3:1 01.1660.000
        Stock Bore / 100mm / 9.5:1 01.4687.000
        Stock Bore / 101.94mm / A / 10.0:1 01.2714.A
        Stock Bore / 101.94mm / A / 9.2:1 01.2706.A
        Stock Bore / 101.95mm / B / 10.0:1 01.2714.B
        Stock Bore / 101.96mm / C / 10.0:1 01.2714.C
        Stock Bore / 101.96mm / C / 9.2:1 01.2706.C
        Stock Bore / 102mm / 10.0:1 01.1708.000
        Stock Bore / 102mm / 9.2:1 01.1714.000
        Stock Bore / 47mm 01.1075.000
        Stock Bore / 65.5mm / 10.0:1 01.1281.000
        Stock Bore / 65.5mm / 9.0:1 01.1363.000
        Stock Bore / 65.97mm / A / 11.7:1 01.1227.A, 01.1232.A
        Stock Bore / 65.99mm / C / 11.7:1 01.1227.C, 01.1232.C
        Stock Bore / 67.96mm / C 01.2314.C
        Stock Bore / 67.97mm / D 01.2314.D
        Stock Bore / 75.96mm / A / 12.8:1 01.6338.A
        Stock Bore / 75.96mm / A / 12.9:1 01.6336.A
        Stock Bore / 75.97mm / B / 12.9:1 01.6336.B
        Stock Bore / 75.98mm / C / 12.8:1 01.6338.C
        Stock Bore / 75.98mm / C / 12.9:1 01.6336.C
        Stock Bore / 76.77mm / A / 13.2:1 01.1342.A
        Stock Bore / 76.77mm / A / 13.5:1 01.1343.A
        Stock Bore / 76.77mm / A / 13.8:1 01.1346.A
        Stock Bore / 76.78mm / B / 13.5:1 01.1343.B
        Stock Bore / 76.78mm / B / 13.8:1 01.1346.B
        Stock Bore / 76.79mm / C / 13.2:1 01.1342.C
        Stock Bore / 76.79mm / C / 13.5:1 01.1343.C
        Stock Bore / 76.79mm / C / 13.8:1 01.1346.C
        Stock Bore / 76.95mm / A / 12.5:1 01.2406.A
        Stock Bore / 76.95mm / A / 13.5:1 01.2409.A, 01.2412.A, 01.2414.A, 01.2417.A
        Stock Bore / 76.95mm / A / 13.8:1 01.2439.A
        Stock Bore / 76.96mm / A / 12.6:1 01.4335.A
        Stock Bore / 76.96mm / A / 13.2:1 01.4340.A
        Stock Bore / 76.96mm / A / 13.4:1 01.3338.A, 01.3341.A
        Stock Bore / 76.96mm / A / 13.5:1 01.4337.A, 01.4342.A
        Stock Bore / 76.96mm / A / 13.7:1 01.4348.A
        Stock Bore / 76.96mm / A / 13.8:1 01.4345.A
        Stock Bore / 76.96mm / B / 13.5:1 01.2414.B, 01.2417.B
        Stock Bore / 76.96mm / B / 13.8:1 01.2439.B
        Stock Bore / 76.97mm / B / 13.7:1 01.4348.B
        Stock Bore / 76.97mm / B / 13.8:1 01.4345.B
        Stock Bore / 76.97mm / C / 12.5:1 01.2406.C
        Stock Bore / 76.97mm / C / 13.5:1 01.2409.C, 01.2412.C, 01.2414.C, 01.2417.C
        Stock Bore / 76.97mm / C / 13.8:1 01.2439.C
        Stock Bore / 76.98mm / C / 12.6:1 01.4335.C
        Stock Bore / 76.98mm / C / 13.2:1 01.4340.C
        Stock Bore / 76.98mm / C / 13.4:1 01.3338.C, 01.3341.C
        Stock Bore / 76.98mm / C / 13.5:1 01.4337.C, 01.4342.C
        Stock Bore / 76.98mm / C / 13.7:1 01.4348.C
        Stock Bore / 76.98mm / C / 13.8:1 01.4345.C
        Stock Bore / 77.96mm / A / 13.9:1 01.6333.A
        Stock Bore / 77.96mm / A / 14.1:1 01.4351.A
        Stock Bore / 77.96mm / A / 14.2:1 01.4350.A
        Stock Bore / 77.96mm / A / 14.4:1 01.6347.A
        Stock Bore / 77.97mm / A / 12.9:1 01.1338.A
        Stock Bore / 77.97mm / A / 13.5:1 01.1339.A
        Stock Bore / 77.97mm / B / 14.1:1 01.4351.B
        Stock Bore / 77.97mm / B / 14.2:1 01.4350.B
        Stock Bore / 77.97mm / B / 14.4:1 01.6347.B
        Stock Bore / 77.98mm / C / 13.9:1 01.6333.C
        Stock Bore / 77.98mm / C / 14.1:1 01.4351.C
        Stock Bore / 77.98mm / C / 14.2:1 01.4350.C
        Stock Bore / 77.98mm / C / 14.4:1 01.6347.C
        Stock Bore / 77.99mm / C / 12.9:1 01.1338.C
        Stock Bore / 77.99mm / C / 13.5:1 01.1339.C
        Stock Bore / 78.5mm 01.1480.000
        Stock Bore / 78.96mm / A / 13.6:1 01.6340.A
        Stock Bore / 78.97mm / A / 13.9:1 01.1348.A, 01.1350.A
        Stock Bore / 78.97mm / B / 13.6:1 01.6340.B
        Stock Bore / 78.98mm / B / 13.9:1 01.1348.B, 01.1350.B
        Stock Bore / 78.98mm / C / 13.6:1 01.6340.C
        Stock Bore / 78.99mm / C / 13.9:1 01.1348.C, 01.1350.C
        Stock Bore / 79.95mm / A / 10.0:1 01.5805.A, 01.5806.A
        Stock Bore / 79.96mm / B / 10.0:1 01.5805.B, 01.5806.B
        Stock Bore / 79.97mm / C / 10.0:1 01.5805.C, 01.5806.C
        Stock Bore / 81.96mm / A / 13.0:1 01.6342.A
        Stock Bore / 81.97mm / B / 13.0:1 01.6342.B
        Stock Bore / 81.98mm / C / 13.0:1 01.6342.C
        Stock Bore / 82.96mm / A / 12.9:1 01.6339.A
        Stock Bore / 82.97mm / B / 12.9:1 01.6339.B
        Stock Bore / 82.98mm / C / 12.9:1 01.6339.C
        Stock Bore / 84.96mm / A / 8.8:1 01.4705.A
        Stock Bore / 84.97mm / B / 8.8:1 01.4705.B
        Stock Bore / 84.98mm / C / 8.8:1 01.4705.C
        Stock Bore / 86.5mm 01.1487.000
        Stock Bore / 87.96mm / A / 12.3:1 01.6362.A, 01.6367.A
        Stock Bore / 87.96mm / A / 12.5:1 01.7365.A
        Stock Bore / 87.96mm / A / 12.9:1 01.7351.A
        Stock Bore / 87.96mm / A / 13.2:1 01.7355.A
        Stock Bore / 87.96mm / A / 13.5:1 01.6353.A
        Stock Bore / 87.97mm / B / 12.3:1 01.6367.B
        Stock Bore / 87.97mm / B / 12.5:1 01.7365.B
        Stock Bore / 87.97mm / B / 12.9:1 01.7351.B
        Stock Bore / 87.97mm / B / 13.2:1 01.7355.B
        Stock Bore / 87.97mm / B / 13.5:1 01.6353.B
        Stock Bore / 87.98mm / C / 12.3:1 01.6362.C, 01.6367.C
        Stock Bore / 87.98mm / C / 12.5:1 01.7365.C
        Stock Bore / 87.98mm / C / 12.9:1 01.7351.C
        Stock Bore / 87.98mm / C / 13.2:1 01.7355.C
        Stock Bore / 87.98mm / C / 13.5:1 01.6353.C
        Stock Bore / 87mm / 9.0:1 01.2576.000
        Stock Bore / 88.95mm / A / 11.0:1 01.6413.A
        Stock Bore / 88.96mm / B / 11.0:1 01.6413.B
        Stock Bore / 88.97mm / C / 11.0:1 01.6413.C
        Stock Bore / 89.96mm / A / 12.2:1 01.3420.A
        Stock Bore / 89.98mm / C / 12.2:1 01.3420.C
        Stock Bore / 89mm / 8.6:1 01.1509.000
        Stock Bore / 90mm 01.1498.000
        Stock Bore / 91.44mm / A 01.6409.A
        Stock Bore / 91.45mm / B 01.6409.B
        Stock Bore / 91.46mm / C 01.6409.C
        Stock Bore / 91.95mm / A / 12.5:1 01.2419.A
        Stock Bore / 91.96mm / B / 12.5:1 01.2419.B
        Stock Bore / 91.97mm / C / 12.5:1 01.2419.C
        Stock Bore / 92.95mm / A 01.5913.A
        Stock Bore / 92.96mm / B 01.5913.B
        Stock Bore / 92.97mm / C 01.5913.C
        Stock Bore / 92mm / 10.2:1 01.5513.000
        Stock Bore / 92mm / 8.5:1 01.1501.000
        Stock Bore / 94.94mm / A / 11.0:1 01.6521.A
        Stock Bore / 94.94mm / A / 11.1:1 01.6439.A
        Stock Bore / 94.94mm / A / 11.8:1 01.6432.A
        Stock Bore / 94.94mm / A / 11.9:1 01.6429.A, 01.6528.A
        Stock Bore / 94.94mm / A / 12.0:1 01.6424.A
        Stock Bore / 94.95mm / A / 11.8:1 01.6512.A
        Stock Bore / 94.95mm / A / 12.0:1 01.7412.A
        Stock Bore / 94.95mm / A / 12.4:1 01.7411.A
        Stock Bore / 94.95mm / A / 12.5:1 01.2427.A, 01.2429.A
        Stock Bore / 94.95mm / A / 12.6:1 01.6434.A
        Stock Bore / 94.95mm / A / 12.75:1 01.6440.A, 01.6513.A
        Stock Bore / 94.95mm / B / 11.1:1 01.6439.B
        Stock Bore / 94.95mm / B / 11.8:1 01.6432.B
        Stock Bore / 94.96mm / B / 11.8:1 01.6512.B
        Stock Bore / 94.96mm / B / 12.0:1 01.7412.B
        Stock Bore / 94.96mm / B / 12.4:1 01.7411.B
        Stock Bore / 94.96mm / B / 12.6:1 01.6434.B
        Stock Bore / 94.96mm / B / 12.75:1 01.6440.B, 01.6513.B
        Stock Bore / 94.96mm / C / 11.0:1 01.6521.C
        Stock Bore / 94.96mm / C / 11.1:1 01.6439.C
        Stock Bore / 94.96mm / C / 11.8:1 01.6432.C
        Stock Bore / 94.96mm / C / 11.9:1 01.6429.C, 01.6528.C
        Stock Bore / 94.96mm / C / 12.0:1 01.6424.C
        Stock Bore / 94.97mm / C / 11.8:1 01.6512.C
        Stock Bore / 94.97mm / C / 12.0:1 01.2435.C, 01.7412.C
        Stock Bore / 94.97mm / C / 12.4:1 01.7411.C
        Stock Bore / 94.97mm / C / 12.5:1 01.2427.C, 01.2429.C
        Stock Bore / 94.97mm / C / 12.6:1 01.6434.C
        Stock Bore / 94.97mm / C / 12.75:1 01.6440.C, 01.6513.C
        Stock Bore / 95.46mm / A / 11.7:1 01.3406.A
        Stock Bore / 95.47mm / A / 12.0:1 01.3410.A
        Stock Bore / 95.48mm / C / 11.7:1 01.3406.C
        Stock Bore / 95.49mm / C / 12.0:1 01.3410.C
        Stock Bore / 95.95mm / A / 12.0:1 01.2435.A
        Stock Bore / 95.95mm / A / 12.4:1 01.4418.A
        Stock Bore / 95.96mm / A / 11.5:1 01.1403.A
        Stock Bore / 95.96mm / A / 11.6:1 01.3408.A
        Stock Bore / 95.96mm / A / 12.0:1 01.1411.A, 01.1414.A, 01.1419.A, 01.1496.A
        Stock Bore / 95.96mm / A / 12.5:1 01.1413.A, 01.3413.A
        Stock Bore / 95.96mm / A / 12.8:1 01.4415.A
        Stock Bore / 95.96mm / A / 13.5:1 01.1417.A
        Stock Bore / 95.96mm / B / 12.5:1 01.3413.B
        Stock Bore / 95.97mm / A / 12.0:1 01.4406.A
        Stock Bore / 95.97mm / A / 12.5:1 01.4409.A, 01.4413.A, 01.4429.A
        Stock Bore / 95.97mm / B / 12.0:1 01.1419.B
        Stock Bore / 95.97mm / B / 12.8:1 01.4415.B
        Stock Bore / 95.97mm / B / 13.5:1 01.1417.B
        Stock Bore / 95.97mm / C / 12.4:1 01.4418.C
        Stock Bore / 95.97mm / C / 12.5:1 01.3413.C
        Stock Bore / 95.98mm / B / 12.5:1 01.4429.B
        Stock Bore / 95.98mm / C / 11.5:1 01.1403.C
        Stock Bore / 95.98mm / C / 11.6:1 01.3408.C
        Stock Bore / 95.98mm / C / 12.0:1 01.1411.C, 01.1414.C, 01.1419.C, 01.1496.C
        Stock Bore / 95.98mm / C / 12.5:1 01.1413.C
        Stock Bore / 95.98mm / C / 12.8:1 01.4415.C
        Stock Bore / 95.98mm / C / 13.5:1 01.1417.C
        Stock Bore / 95.99mm / C / 12.0:1 01.4406.C
        Stock Bore / 95.99mm / C / 12.5:1 01.4409.C, 01.4413.C, 01.4429.C
        Stock Bore / 95mm 01.2601.000
        Stock Bore / 96.94mm / A / 12.5:1 01.6427.A
        Stock Bore / 96.95mm / A / 12.5:1 01.2440.A
        Stock Bore / 96.95mm / A / 12.8:1 01.2448.A
        Stock Bore / 96.95mm / A / 12.9:1 01.6516.A, 01.6518.A
        Stock Bore / 96.95mm / A / 13.0:1 01.2450.A
        Stock Bore / 96.96mm / A / 12.9:1 01.6436.A, 01.6438.A
        Stock Bore / 96.96mm / B / 12.5:1 01.2444.B
        Stock Bore / 96.96mm / B / 12.8:1 01.2448.B
        Stock Bore / 96.96mm / B / 12.9:1 01.6516.B, 01.6518.B
        Stock Bore / 96.96mm / B / 13.0:1 01.2450.B
        Stock Bore / 96.96mm / C / 12.5:1 01.6427.C
        Stock Bore / 96.97mm / B / 12.9:1 01.6436.B, 01.6438.B
        Stock Bore / 96.97mm / C / 12.5:1 01.2440.C
        Stock Bore / 96.97mm / C / 12.8:1 01.2448.C
        Stock Bore / 96.97mm / C / 12.9:1 01.6516.C, 01.6518.C
        Stock Bore / 96.97mm / C / 13.0:1 01.2450.C
        Stock Bore / 96.98mm / C / 12.9:1 01.6436.C, 01.6438.C
        Stock Bore / 97.94mm / A / 10.0:1 01.6601.A
        Stock Bore / 97.95mm / A / 13.0:1 01.6411.A
        Stock Bore / 97.95mm / B / 10.0:1 01.6601.B
        Stock Bore / 97.96mm / B / 13.0:1 01.6411.B
        Stock Bore / 97.96mm / C / 10.0:1 01.6601.C
        Stock Bore / 97.97mm / C / 13.0:1 01.6411.C
        Stock Bore / 97mm / 9.0:1 01.1654.000
        Stock Bore / 99.94mm / A / 10.0:1 01.1662.A
        Stock Bore / 99.94mm / A / 12.4:1 01.4693.A
        Stock Bore / 99.94mm / A / 12.5:1 01.6508.A
        Stock Bore / 99.95mm / A / 12.0:1 01.7512.A
        Stock Bore / 99.95mm / B / 10.0:1 01.1662.B
        Stock Bore / 99.95mm / B / 12.4:1 01.4693.B
        Stock Bore / 99.96mm / A / 11.9:1 01.7415.A, 01.7425.A
        Stock Bore / 99.96mm / B / 12.0:1 01.7512.B
        Stock Bore / 99.96mm / C / 10.0:1 01.1662.C
        Stock Bore / 99.96mm / C / 12.4:1 01.4693.C
        Stock Bore / 99.96mm / C / 12.5:1 01.6508.C
        Stock Bore / 99.97mm / B / 11.9:1 01.7415.B, 01.7425.B
        Stock Bore / 99.97mm / C / 12.0:1 01.7512.C
        Stock Bore / 99.98mm / C / 11.9:1 01.7415.C, 01.7425.C
        Stock Bore / 99mm / Stock Comp 01.5512.000
        Stock Bore / A 01.2921.A, 01.5920.A
        Stock Bore / B 01.2921.B
        Stock Bore / C 01.2921.C

      California Proposition 65

      WARNING: This product contains chemicals known to the State of California to cause cancer, and birth defects or other reproductive harm. Wash hands after handling. For more information, go to www.P65Warnings.ca.gov.