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Dirt Bike Engine

Dirt Bike Engine

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  • Prox - 01.1408.050 - Piston Kit - 89.50 mm - Honda CR500R Prox - 01.1408.050 - Piston Kit - 89.50 mm - Honda CR500R
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    Prox - 01.1408.050 - Piston Kit - 89.50 mm - Honda CR500R

    Prox

    $185.95
    Prox - PX4042 - Piston Kit - 89.50 mm - Honda CR500RFeaturesPrecision machined on state of the art CNC equipmentMade with low expansion, low friction alloyKit includes piston, rings, circlips and wrist pinSpecsBore Size Metric89.50 mmEngine...
    $185.95
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    Qty in Cart: 0
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    $185.95
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  • Out of stock
    Prox - 01.1323.A - Piston Kit - 66.34 mm - Honda CR250R Prox - 01.1323.A - Piston Kit - 66.34 mm - Honda CR250R
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    Prox - 01.1323.A - Piston Kit - 66.34 mm - Honda CR250R

    Prox

    $143.95
    Prox - PX1322A - Piston Kit - 66.34 mm - Honda CR250RFeaturesCast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to extremely close tolerancesKit includes piston, ring kit, wrist pin, and...
    $143.95
    Out of stock Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $143.95
    Subtotal:
    Out of stock
  • Prox - 01.2217.B - Piston Kit - 53.96 mm - Yamaha YZ125 Prox - 01.2217.B - Piston Kit - 53.96 mm - Yamaha YZ125
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    Prox - 01.2217.B - Piston Kit - 53.96 mm - Yamaha YZ125

    Prox

    $121.95
    Prox - PX7215B - Piston Kit - 53.96 mm - Yamaha YZ125FeaturesCast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to extremely close tolerancesKit includes piston, ring kit, wrist pin, and...
    $121.95
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    Qty in Cart: 0
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    $121.95
    Subtotal:
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  • Prox - 01.2215.C - Piston Kit - 53.96 mm - Yamaha YZ125 Prox - 01.2215.C - Piston Kit - 53.96 mm - Yamaha YZ125
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    Prox - 01.2215.C - Piston Kit - 53.96 mm - Yamaha YZ125

    Prox

    $121.95
    Prox - PX7214C - Piston Kit - 53.96 mm - Yamaha YZ125FeaturesCast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to extremely close tolerancesKit includes piston, ring kit, wrist pin, and...
    $121.95
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    Qty in Cart: 0
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    $121.95
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  • Prox - 01.2321.A - Piston Kit - 66.35 mm - Suzuki RM250 | Yamaha YZ250/YZ250X Prox - 01.2321.A - Piston Kit - 66.35 mm - Suzuki RM250 | Yamaha YZ250/YZ250X
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    Prox - 01.2321.A - Piston Kit - 66.35 mm - Suzuki RM250 | Yamaha YZ250/YZ250X

    Prox

    $132.95
    Prox - PX7130A - Piston Kit - 66.35 mm - Suzuki RM250 | Yamaha YZ250/YZ250XFeaturesCast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to extremely close tolerancesKit includes piston, ring kit,...
    $132.95
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    Qty in Cart: 0
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    $132.95
    Subtotal:
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  • Out of stock
    Prox - 01.3220.C - Piston Kit - 53.96 mm - Suzuki RM125 Prox - 01.3220.C - Piston Kit - 53.96 mm - Suzuki RM125
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    Prox - 01.3220.C - Piston Kit - 53.96 mm - Suzuki RM125

    Prox

    $105.95
    Prox - PX5060C - Piston Kit - 53.96 mm - Suzuki RM125FeaturesCast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to extremely close tolerancesKit includes piston, ring kit, wrist pin, and...
    $105.95
    Out of stock Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $105.95
    Subtotal:
    Out of stock
  • Out of stock
    Prox - 01.3220.B - Piston Kit - 53.95 mm - Suzuki RM125 Prox - 01.3220.B - Piston Kit - 53.95 mm - Suzuki RM125
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    Prox - 01.3220.B - Piston Kit - 53.95 mm - Suzuki RM125

    Prox

    $101.95
    Prox - PX5060B - Piston Kit - 53.95 mm - Suzuki RM125FeaturesCast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to extremely close tolerancesKit includes piston, ring kit, wrist pin, and...
    $101.95
    Out of stock Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $101.95
    Subtotal:
    Out of stock
  • Prox - 01.3220.A - Piston Kit - 53.94 mm - Suzuki RM125 Prox - 01.3220.A - Piston Kit - 53.94 mm - Suzuki RM125
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    Prox - 01.3220.A - Piston Kit - 53.94 mm - Suzuki RM125

    Prox

    $121.95
    Prox - PX5060A - Piston Kit - 53.94 mm - Suzuki RM125FeaturesCast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to extremely close tolerancesKit includes piston, ring kit, wrist pin, and...
    $121.95
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    Qty in Cart: 0
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    Price:
    $121.95
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  • Out of stock
    Prox - 02.2314 - Ring Set Prox - 02.2314 - Ring Set
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    Prox - 02.2314 - Ring Set

    Prox

    $49.95
    Prox - PX7080R - Ring SetFeaturesSpecsProduct NamePiston RingUnitsSetPiston MaterialAluminum AlloyRiding StyleOff-RoadFitment1991-1997YamahaWR 250 Z1988-1998YamahaYZ2501989-1990YamahaYZ250WR
    $49.95
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    Qty in Cart: 0
    Quantity:
    Price:
    $49.95
    Subtotal:
    Out of stock
  • Out of stock
    Prox - 02.3212 - Ring Set Prox - 02.3212 - Ring Set
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    Prox - 02.3212 - Ring Set

    Prox

    $24.95
    Prox - PX5050R - Ring SetFeaturesSpecsUnitsSetProduct NamePiston RingPiston MaterialAluminum AlloyRiding StyleOff-RoadFitment2008SuzukiRM 1251990-2007SuzukiRM125
    $24.95
    Out of stock Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $24.95
    Subtotal:
    Out of stock
  • Out of stock
    Prox - 01.1315.A3 - Piston Kit - 66.37 mm - Honda CR250R | Suzuki RM250 Prox - 01.1315.A3 - Piston Kit - 66.37 mm - Honda CR250R | Suzuki RM250
    Quick view

    Prox - 01.1315.A3 - Piston Kit - 66.37 mm - Honda CR250R | Suzuki RM250

    Prox

    $139.95
    Prox - PX4420D - Piston Kit - 66.37 mm - Honda CR250R | Suzuki RM250FeaturesCast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to extremely close tolerancesKit includes piston, ring kit, wrist pin,...
    $139.95
    Out of stock Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $139.95
    Subtotal:
    Out of stock
  • Prox - 01.4322.B - Piston Kit - 66.35 mm - Kawasaki KX250 Prox - 01.4322.B - Piston Kit - 66.35 mm - Kawasaki KX250
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    Prox - 01.4322.B - Piston Kit - 66.35 mm - Kawasaki KX250

    Prox

    $143.95
    Prox - PX4308B - Piston Kit - 66.35 mm - Kawasaki KX250FeaturesCast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to extremely close tolerancesKit includes piston, ring kit, wrist pin, and...
    $143.95
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    Qty in Cart: 0
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    Price:
    $143.95
    Subtotal:
    Add to Cart
  • Prox - 02.1315 - Ring Set Prox - 02.1315 - Ring Set
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    Prox - 02.1315 - Ring Set

    Prox

    $49.95
    Prox - PX4420R - Ring SetFeaturesSpecsPiston MaterialAluminum AlloyProduct NamePiston RingUnitsSetRiding StyleOff-RoadFitment1999-2016YamahaYZ2501996-1998, 2000-2006SuzukiRM2501986-2004HondaCR250R
    $49.95
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    Qty in Cart: 0
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    $49.95
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  • Out of stock
    Prox - 02.4285 - Ring Set Prox - 02.4285 - Ring Set
    Quick view

    Prox - 02.4285 - Ring Set

    Prox

    $44.95
    Prox - PX4310R - Ring SetFeaturesSpecsPiston MaterialAluminum AlloyProduct NamePiston RingRiding StyleOff-RoadUnitsSetFitment1986-2006KawasakiKDX200
    $44.95
    Out of stock Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $44.95
    Subtotal:
    Out of stock
  • Out of stock
    Prox - 02.4305 - Ring Set Prox - 02.4305 - Ring Set
    Quick view

    Prox - 02.4305 - Ring Set

    Prox

    $39.95
    Prox - PX4305R - Ring SetFeaturesSpecsUnitsSetPiston MaterialAluminum AlloyProduct NamePiston RingRiding StyleOff-RoadFitment1991-1994KawasakiKDX2501987-1991KawasakiKX250
    $39.95
    Out of stock Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $39.95
    Subtotal:
    Out of stock
  • Prox - 01.4218.C - Piston Kit - 53.97 mm - Kawasaki KX125 Prox - 01.4218.C - Piston Kit - 53.97 mm - Kawasaki KX125
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    Prox - 01.4218.C - Piston Kit - 53.97 mm - Kawasaki KX125

    Prox

    $121.95
    Prox - PX4299C - Piston Kit - 53.97 mm - Kawasaki KX125FeaturesCast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to extremely close tolerancesKit includes piston, ring kit, wrist pin, and...
    $121.95
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    Qty in Cart: 0
    Quantity:
    Price:
    $121.95
    Subtotal:
    Add to Cart
  • Prox - 01.2321.B - Piston Kit - 66.36 mm - Suzuki RM250 | Yamaha YZ250/YZ250X Prox - 01.2321.B - Piston Kit - 66.36 mm - Suzuki RM250 | Yamaha YZ250/YZ250X
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    Prox - 01.2321.B - Piston Kit - 66.36 mm - Suzuki RM250 | Yamaha YZ250/YZ250X

    Prox

    $132.95
    Prox - PX7130B - Piston Kit - 66.36 mm - Suzuki RM250 | Yamaha YZ250/YZ250XFeaturesCast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to extremely close tolerancesKit includes piston, ring kit,...
    $132.95
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $132.95
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    Add to Cart
  • Out of stock
    Prox - 01.2215.B - Piston Kit - 53.95 mm - Yamaha YZ125 Prox - 01.2215.B - Piston Kit - 53.95 mm - Yamaha YZ125
    Quick view

    Prox - 01.2215.B - Piston Kit - 53.95 mm - Yamaha YZ125

    Prox

    $105.95
    Prox - PX7214B - Piston Kit - 53.95 mm - Yamaha YZ125FeaturesCast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to extremely close tolerancesKit includes piston, ring kit, wrist pin, and...
    $105.95
    Out of stock Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $105.95
    Subtotal:
    Out of stock
  • Prox - 01.2321.C - Piston Kit - 66.37 mm - Suzuki RM250 | Yamaha YZ250/YZ250X Prox - 01.2321.C - Piston Kit - 66.37 mm - Suzuki RM250 | Yamaha YZ250/YZ250X
    Add to Cart
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    Prox - 01.2321.C - Piston Kit - 66.37 mm - Suzuki RM250 | Yamaha YZ250/YZ250X

    Prox

    $132.95
    Prox - PX7130C - Piston Kit - 66.37 mm - Suzuki RM250 | Yamaha YZ250/YZ250XFeaturesCast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to extremely close tolerancesKit includes piston, ring kit,...
    $132.95
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $132.95
    Subtotal:
    Add to Cart
  • Prox - 01.2321.D - Piston Kit - 66.38 mm - Suzuki RM250 | Yamaha YZ250/YZ250X Prox - 01.2321.D - Piston Kit - 66.38 mm - Suzuki RM250 | Yamaha YZ250/YZ250X
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    Prox - 01.2321.D - Piston Kit - 66.38 mm - Suzuki RM250 | Yamaha YZ250/YZ250X

    Prox

    $132.95
    Prox - PX7130D - Piston Kit - 66.38 mm - Suzuki RM250 | Yamaha YZ250/YZ250XFeaturesCast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to extremely close tolerancesKit includes piston, ring kit,...
    $132.95
    Add to Cart Quick view
    Qty in Cart: 0
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    Price:
    $132.95
    Subtotal:
    Add to Cart
  • Out of stock
    Prox - 01.3214.D - Piston Kit - 53.97 mm - Suzuki RM125 Prox - 01.3214.D - Piston Kit - 53.97 mm - Suzuki RM125
    Quick view

    Prox - 01.3214.D - Piston Kit - 53.97 mm - Suzuki RM125

    Prox

    $105.95
    Prox - PX5050D - Piston Kit - 53.97 mm - Suzuki RM125FeaturesCast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to extremely close tolerancesKit includes piston, ring kit, wrist pin, and...
    $105.95
    Out of stock Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $105.95
    Subtotal:
    Out of stock
  • Out of stock
    Prox - 01.1320.A2 - Piston Kit - 66.36 mm - Honda | Husqvarna | Suzuki Prox - 01.1320.A2 - Piston Kit - 66.36 mm - Honda | Husqvarna | Suzuki
    Quick view

    Prox - 01.1320.A2 - Piston Kit - 66.36 mm - Honda | Husqvarna | Suzuki

    Prox

    $139.95
    Prox - PX4430C - Piston Kit - 66.36 mm - Honda | Husqvarna | SuzukiFeaturesCast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to extremely close tolerancesKit includes piston, ring kit, wrist pin,...
    $139.95
    Out of stock Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $139.95
    Subtotal:
    Out of stock
  • Prox - 01.3320.A - Piston Kit - 66.34 mm - Suzuki RM250 Prox - 01.3320.A - Piston Kit - 66.34 mm - Suzuki RM250
    Add to Cart
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    Prox - 01.3320.A - Piston Kit - 66.34 mm - Suzuki RM250

    Prox

    $143.95
    Prox - PX5200A - Piston Kit - 66.34 mm - Suzuki RM250FeaturesCast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to extremely close tolerancesKit includes piston, ring kit, wrist pin, and...
    $143.95
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $143.95
    Subtotal:
    Add to Cart
  • Prox - 01.4218.A - Piston Kit - 53.95 mm - Kawasaki KX125 Prox - 01.4218.A - Piston Kit - 53.95 mm - Kawasaki KX125
    Add to Cart
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    Prox - 01.4218.A - Piston Kit - 53.95 mm - Kawasaki KX125

    Prox

    $121.95
    Prox - PX4299A - Piston Kit - 53.95 mm - Kawasaki KX125FeaturesCast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to extremely close tolerancesKit includes piston, ring kit, wrist pin, and...
    $121.95
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $121.95
    Subtotal:
    Add to Cart
  • Out of stock
    Prox - 01.3310.D - Piston Kit - 66.96 mm - Suzuki RM250 Prox - 01.3310.D - Piston Kit - 66.96 mm - Suzuki RM250
    Quick view

    Prox - 01.3310.D - Piston Kit - 66.96 mm - Suzuki RM250

    Prox

    $129.95
    Prox - PX5070D - Piston Kit - 66.96 mm - Suzuki RM250FeaturesCast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to extremely close tolerancesKit includes piston, ring kit, wrist pin, and...
    $129.95
    Out of stock Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $129.95
    Subtotal:
    Out of stock
  • Out of stock
    Prox - 01.4213.C - Piston Kit - 53.96 mm - Kawasaki KX125 Prox - 01.4213.C - Piston Kit - 53.96 mm - Kawasaki KX125
    Quick view

    Prox - 01.4213.C - Piston Kit - 53.96 mm - Kawasaki KX125

    Prox

    $105.95
    Prox - PX4294C - Piston Kit - 53.96 mm - Kawasaki KX125FeaturesCast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to extremely close tolerancesKit includes piston, ring kit, wrist pin, and...
    $105.95
    Out of stock Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $105.95
    Subtotal:
    Out of stock
  • Prox - 01.4216.B - Piston Kit - 53.96 mm - Kawasaki KX125 Prox - 01.4216.B - Piston Kit - 53.96 mm - Kawasaki KX125
    Add to Cart
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    Prox - 01.4216.B - Piston Kit - 53.96 mm - Kawasaki KX125

    Prox

    $121.95
    Prox - PX4296B - Piston Kit - 53.96 mm - Kawasaki KX125FeaturesCast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to extremely close tolerancesKit includes piston, ring kit, wrist pin, and...
    $121.95
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $121.95
    Subtotal:
    Add to Cart
  • Out of stock
    Prox - 01.3310.C - Piston Kit - 66.95 mm - Suzuki RM250 Prox - 01.3310.C - Piston Kit - 66.95 mm - Suzuki RM250
    Quick view

    Prox - 01.3310.C - Piston Kit - 66.95 mm - Suzuki RM250

    Prox

    $129.95
    Prox - PX5070C - Piston Kit - 66.95 mm - Suzuki RM250FeaturesCast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to extremely close tolerancesKit includes piston, ring kit, wrist pin, and...
    $129.95
    Out of stock Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $129.95
    Subtotal:
    Out of stock
  • Out of stock
    Prox - 01.1320.A3 - Piston Kit - 66.37 mm - Honda | Husqvarna | Suzuki Prox - 01.1320.A3 - Piston Kit - 66.37 mm - Honda | Husqvarna | Suzuki
    Quick view

    Prox - 01.1320.A3 - Piston Kit - 66.37 mm - Honda | Husqvarna | Suzuki

    Prox

    $139.95
    Prox - PX4430D - Piston Kit - 66.37 mm - Honda | Husqvarna | SuzukiFeaturesCast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to extremely close tolerancesKit includes piston, ring kit, wrist pin,...
    $139.95
    Out of stock Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $139.95
    Subtotal:
    Out of stock
  • Prox - 01.3214.B - Piston Kit - 53.95 mm - Suzuki RM125 Prox - 01.3214.B - Piston Kit - 53.95 mm - Suzuki RM125
    Add to Cart
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    Prox - 01.3214.B - Piston Kit - 53.95 mm - Suzuki RM125

    Prox

    $121.95
    Prox - PX5050B - Piston Kit - 53.95 mm - Suzuki RM125FeaturesCast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to extremely close tolerancesKit includes piston, ring kit, wrist pin, and...
    $121.95
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $121.95
    Subtotal:
    Add to Cart
  • Out of stock
    Prox - 02.4100 - Ring Set Prox - 02.4100 - Ring Set
    Quick view

    Prox - 02.4100 - Ring Set

    Prox

    $24.95
    Prox - PX4290R - Ring SetFeaturesSpecsPiston MaterialAluminum AlloyUnitsSetRiding StyleOff-RoadProduct NamePiston RingFitment1984-1988, 1990-2003KawasakiKX60
    $24.95
    Out of stock Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $24.95
    Subtotal:
    Out of stock
  • Out of stock
    Prox - 01.4100.B - Piston Kit - 42.96 mm - Kawasaki KX60 | Suzuki RM60 Prox - 01.4100.B - Piston Kit - 42.96 mm - Kawasaki KX60 | Suzuki RM60
    Quick view

    Prox - 01.4100.B - Piston Kit - 42.96 mm - Kawasaki KX60 | Suzuki RM60

    Prox

    $79.95
    Prox - PX4290A - Piston Kit - 42.96 mm - Kawasaki KX60 | Suzuki RM60FeaturesCast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to extremely close tolerancesKit includes piston, ring kit, wrist pin,...
    $79.95
    Out of stock Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $79.95
    Subtotal:
    Out of stock
  • Prox - 01.4108.A - Piston Kit - 47.94 mm - Kawasaki KX80 Prox - 01.4108.A - Piston Kit - 47.94 mm - Kawasaki KX80
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    Prox - 01.4108.A - Piston Kit - 47.94 mm - Kawasaki KX80

    Prox

    $93.95
    Prox - PX4280A - Piston Kit - 47.94 mm - Kawasaki KX80FeaturesCast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to extremely close tolerancesKit includes piston, ring kit, wrist pin, and...
    $93.95
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $93.95
    Subtotal:
    Add to Cart
  • Prox - 01.4121.A - Piston Kit - 48.45 mm - Kawasaki KX85 Prox - 01.4121.A - Piston Kit - 48.45 mm - Kawasaki KX85
    Add to Cart
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    Prox - 01.4121.A - Piston Kit - 48.45 mm - Kawasaki KX85

    Prox

    $99.95
    Prox - PX4281A - Piston Kit - 48.45 mm - Kawasaki KX85FeaturesCast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to extremely close tolerancesKit includes piston, ring kit, wrist pin, and...
    $99.95
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $99.95
    Subtotal:
    Add to Cart
  • Out of stock
    Prox - 01.3320.C - Piston Kit - 66.36 mm - Suzuki RM250 Prox - 01.3320.C - Piston Kit - 66.36 mm - Suzuki RM250
    Quick view

    Prox - 01.3320.C - Piston Kit - 66.36 mm - Suzuki RM250

    Prox

    $129.95
    Prox - PX5200C - Piston Kit - 66.36 mm - Suzuki RM250FeaturesCast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to extremely close tolerancesKit includes piston, ring kit, wrist pin, and...
    $129.95
    Out of stock Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $129.95
    Subtotal:
    Out of stock
  • Prox - 01.2224.B - Piston Kit - 53.95 mm - Yamaha YZ125 Prox - 01.2224.B - Piston Kit - 53.95 mm - Yamaha YZ125
    Add to Cart
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    Prox - 01.2224.B - Piston Kit - 53.95 mm - Yamaha YZ125

    Prox

    $121.95
    Prox - PX2222B - Piston Kit - 53.95 mm - Yamaha YZ125FeaturesCast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to extremely close tolerancesKit includes piston, ring kit, wrist pin, and...
    $121.95
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $121.95
    Subtotal:
    Add to Cart
  • Out of stock
    Prox - 01.3310.E - Piston Kit - 66.97 mm - Suzuki RM250 Prox - 01.3310.E - Piston Kit - 66.97 mm - Suzuki RM250
    Quick view

    Prox - 01.3310.E - Piston Kit - 66.97 mm - Suzuki RM250

    Prox

    $129.95
    Prox - PX5070E - Piston Kit - 66.97 mm - Suzuki RM250FeaturesCast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to extremely close tolerancesKit includes piston, ring kit, wrist pin, and...
    $129.95
    Out of stock Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $129.95
    Subtotal:
    Out of stock
  • Out of stock
    Prox - 01.1323.B - Piston Kit - 66.35 mm - Honda CR250R Prox - 01.1323.B - Piston Kit - 66.35 mm - Honda CR250R
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    Prox - 01.1323.B - Piston Kit - 66.35 mm - Honda CR250R

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    $139.95
    Prox - PX1322B - Piston Kit - 66.35 mm - Honda CR250RFeaturesCast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to extremely close tolerancesKit includes piston, ring kit, wrist pin, and...
    $139.95
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    Prox - 01.1315.A1 - Piston Kit - 66.35 mm - Honda CR250R | Suzuki RM250 Prox - 01.1315.A1 - Piston Kit - 66.35 mm - Honda CR250R | Suzuki RM250
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    Prox - 01.1315.A1 - Piston Kit - 66.35 mm - Honda CR250R | Suzuki RM250

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    $139.95
    Prox - PX4420B - Piston Kit - 66.35 mm - Honda CR250R | Suzuki RM250FeaturesCast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to extremely close tolerancesKit includes piston, ring kit, wrist pin,...
    $139.95
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  • Prox - 01.3320.B - Piston Kit - 66.35 mm - Suzuki RM250 Prox - 01.3320.B - Piston Kit - 66.35 mm - Suzuki RM250
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    Prox - 01.3320.B - Piston Kit - 66.35 mm - Suzuki RM250

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    $143.95
    Prox - PX5200B - Piston Kit - 66.35 mm - Suzuki RM250FeaturesCast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to extremely close tolerancesKit includes piston, ring kit, wrist pin, and...
    $143.95
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