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KB PERFORMANCE

KB PERFORMANCE

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  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  •  KB PERFORMANCE Piston Kit - Standard - M8 KB595LCA.STD

    KB PERFORMANCE Piston Kit - Standard - M8 KB595LCA.STD

    KB PERFORMANCE

    $425.57
    If you're rebuilding an M8 engine, piston quality directly impacts reliability, ring seal, and combustion efficiency. The KB Performance Standard kit delivers forged 4032 aluminum construction with a...
    09106403
    SKU:
    09106403
    Availability:
    Ships Same Business Day
    Weight:
    3.20 LBS
    Qty in Cart: 0
    Quantity:
    Price:
    $425.57
    Subtotal:
  •  KB PERFORMANCE Piston Kit - +.005" - M8 KB595LCA.005  KB PERFORMANCE Piston Kit - +.005" - M8 KB595LCA.005

    KB PERFORMANCE Piston Kit - +.005" - M8 KB595LCA.005

    KB PERFORMANCE

    $425.57
    Engine wear and carbon buildup reduce compression and power output—a quality piston kit restores your engine to peak performance. The KB PERFORMANCE KB595LCA.005 delivers precision-forged reliability...
    09106404
    SKU:
    09106404
    Availability:
    Ships Same Business Day
    Weight:
    3.20 LBS
    $425.57
    Qty in Cart: 0
    Quantity:
    Price:
    $425.57
    Subtotal:
  •  KB PERFORMANCE Piston Kit - Standard - M8 KB596LCA.STD

    KB PERFORMANCE Piston Kit - Standard - M8 KB596LCA.STD

    KB PERFORMANCE

    $425.57
    A quality piston kit is fundamental to engine longevity and performance—this KB Performance set delivers the durability and precision needed for a reliable rebuild. The 4032 aluminum alloy...
    09106405
    SKU:
    09106405
    Availability:
    Ships Same Business Day
    Weight:
    3.15 LBS
    $425.57
    Qty in Cart: 0
    Quantity:
    Price:
    $425.57
    Subtotal:
  •  KB PERFORMANCE Piston Kit - +.005" - M8 KB596LCA.005  KB PERFORMANCE Piston Kit - +.005" - M8 KB596LCA.005

    KB PERFORMANCE Piston Kit - +.005" - M8 KB596LCA.005

    KB PERFORMANCE

    $425.57
    Engine rebuilds demand precision components that deliver consistent performance and reliability. This KB Performance piston kit provides the durability and smooth operation your M8 engine needs,...
    09106406
    SKU:
    09106406
    Availability:
    Ships Same Business Day
    Weight:
    3.15 LBS
    $425.57
    Qty in Cart: 0
    Quantity:
    Price:
    $425.57
    Subtotal:
  • Chevy 3.4L V6 Piston Set 92.5mm Bore  - Dished

    Chevy 3.4L V6 Piston Set 92.5mm Bore - Dished

    KB PERFORMANCE

    $178.03
    If you're rebuilding a Chevy 3.4L V6 or pushing performance limits, you need pistons engineered for reliability under sustained boost and high RPM loads. These dished pistons are purpose-built to...
    KBP3420H.5MM
    SKU:
    KBP3420H.5MM
    Availability:
    Ships Same Business Day
    Weight:
    7.50 LBS
    Qty in Cart: 0
    Quantity:
    Price:
    $178.03
    Subtotal:
  • KB PERFORMANCE Piston Kit - FX/FL KB263.STD

    KB PERFORMANCE Piston Kit - FX/FL KB263.STD

    KB PERFORMANCE

    $228.43
    If you're rebuilding a big-twin Harley or pushing your FX/FL platform to the limit, piston quality directly impacts reliability and ring seal under boost or sustained high RPM. KB Performance's...
    DS751201
    SKU:
    DS751201
    Availability:
    Ships Same Business Day
    Weight:
    2.75 LBS
    COMPRESSION RATIO IMPERIAL:
    9.0:1
    UNITS:
    KIT
    BORE OVERSIZE - IMPERIAL:
    STANDARD
    PRODUCT NAME:
    PISTON KIT
    RIDING STYLE:
    STREET
    BORE SIZE IMPERIAL:
    3.437'
    PISTON MATERIAL:
    HYPEREUTECTIC ALLOY
    $228.43
    Qty in Cart: 0
    Quantity:
    Price:
    $228.43
    Subtotal:
  • KB PERFORMANCE Piston Kit - FX/FL KB263.020

    KB PERFORMANCE Piston Kit - FX/FL KB263.020

    KB PERFORMANCE

    $228.43
    If you're building a high-performance engine that demands precision and longevity, KB Performance pistons are engineered to deliver both. These diamond-machined pistons allow for tighter clearances...
    DS751204
    SKU:
    DS751204
    Availability:
    Ships Same Business Day
    Weight:
    2.75 LBS
    COMPRESSION RATIO IMPERIAL:
    9.0:1
    BORE OVERSIZE - IMPERIAL:
    +0.020'
    BORE SIZE IMPERIAL:
    3.437'
    PISTON MATERIAL:
    HYPEREUTECTIC ALLOY
    RIDING STYLE:
    STREET
    PRODUCT NAME:
    PISTON KIT
    UNITS:
    KIT
    $228.43
    Qty in Cart: 0
    Quantity:
    Price:
    $228.43
    Subtotal:
  • KB PERFORMANCE Piston Kit - FX/FL KB263.030

    KB PERFORMANCE Piston Kit - FX/FL KB263.030

    KB PERFORMANCE

    $228.43
    If you're building a high-performance engine that demands precision and reliability, KB Performance pistons are engineered to deliver both. These diamond-machined pistons maintain exceptionally tight...
    DS751205
    SKU:
    DS751205
    Availability:
    Ships Same Business Day
    Weight:
    2.75 LBS
    BORE OVERSIZE - IMPERIAL:
    +0.030'
    PRODUCT NAME:
    PISTON KIT
    RIDING STYLE:
    STREET
    BORE SIZE IMPERIAL:
    3.437'
    COMPRESSION RATIO IMPERIAL:
    9.0:1
    PISTON MATERIAL:
    HYPEREUTECTIC ALLOY
    UNITS:
    KIT
    $228.43
    Qty in Cart: 0
    Quantity:
    Price:
    $228.43
    Subtotal:
  • KB PERFORMANCE Piston Kit - FX/FL KB263.040

    KB PERFORMANCE Piston Kit - FX/FL KB263.040

    KB PERFORMANCE

    $228.43
    If you're rebuilding a Harley-Davidson FX/FL engine and demand precision-fit components that won't compromise reliability, KB Performance pistons are engineered to deliver tighter tolerances and...
    DS751206
    SKU:
    DS751206
    Availability:
    Ships Same Business Day
    Weight:
    2.75 LBS
    PRODUCT NAME:
    PISTON KIT
    RIDING STYLE:
    STREET
    UNITS:
    KIT
    BORE OVERSIZE - IMPERIAL:
    +0.040'
    BORE SIZE IMPERIAL:
    3.437'
    COMPRESSION RATIO IMPERIAL:
    9.0:1
    PISTON MATERIAL:
    HYPEREUTECTIC ALLOY
    $228.43
    Qty in Cart: 0
    Quantity:
    Price:
    $228.43
    Subtotal:
  • KB PERFORMANCE Piston Kit - XL KB292.010

    KB PERFORMANCE Piston Kit - XL KB292.010

    KB PERFORMANCE

    $256.57
    If you're building a high-compression engine or pushing your current setup closer to the limit, piston quality separates the engines that last from those that fail. KB Performance pistons are...
    DS751218
    SKU:
    DS751218
    Availability:
    Ships Same Business Day
    Weight:
    2.50 LBS
    BORE SIZE IMPERIAL:
    3.1875'
    COMPRESSION RATIO IMPERIAL:
    8.2:1
    UNITS:
    KIT
    BORE OVERSIZE - IMPERIAL:
    +0.010'
    PRODUCT NAME:
    PISTON KIT
    RIDING STYLE:
    STREET
    PISTON MATERIAL:
    HYPEREUTECTIC ALLOY
    Qty in Cart: 0
    Quantity:
    Price:
    $256.57
    Subtotal:
  • KB PERFORMANCE Piston Kit - XL KB295.STD

    KB PERFORMANCE Piston Kit - XL KB295.STD

    KB PERFORMANCE

    $216.29
    If you're building or rebuilding an engine that demands precision and durability, piston quality directly impacts ring seal, combustion efficiency, and long-term reliability. The KB PERFORMANCE...
    DS751235
    SKU:
    DS751235
    Availability:
    Ships Same Business Day
    Weight:
    2.65 LBS
    PISTON MATERIAL:
    HYPEREUTECTIC ALLOY
    RIDING STYLE:
    STREET
    BORE SIZE IMPERIAL:
    3.498'
    COMPRESSION RATIO IMPERIAL:
    9.0:1
    PISTON HEAD SHAPE:
    FLAT TOP
    BORE OVERSIZE - IMPERIAL:
    STANDARD
    PRODUCT NAME:
    PISTON KIT
    UNITS:
    KIT
    Qty in Cart: 0
    Quantity:
    Price:
    $216.29
    Subtotal:
  • KB PERFORMANCE Piston Kit - XL KB295.020

    KB PERFORMANCE Piston Kit - XL KB295.020

    KB PERFORMANCE

    $216.29
    If you're building or rebuilding a high-performance engine, piston quality directly impacts reliability, ring seal, and longevity under sustained load. KB Performance pistons are precision-engineered...
    DS751238
    SKU:
    DS751238
    Availability:
    Ships Same Business Day
    Weight:
    2.75 LBS
    BORE OVERSIZE - IMPERIAL:
    +0.020'
    PRODUCT NAME:
    PISTON KIT
    RIDING STYLE:
    STREET
    UNITS:
    KIT
    BORE SIZE IMPERIAL:
    3.498'
    COMPRESSION RATIO IMPERIAL:
    9.0:1
    PISTON HEAD SHAPE:
    FLAT TOP
    PISTON MATERIAL:
    HYPEREUTECTIC ALLOY
    Qty in Cart: 0
    Quantity:
    Price:
    $216.29
    Subtotal:
  • KB PERFORMANCE Piston Kit KB258.005

    KB PERFORMANCE Piston Kit KB258.005

    KB PERFORMANCE

    $222.43
    If you're building a high-performance engine that demands precision and reliability, KB Performance pistons are engineered to deliver tighter tolerances and superior ring seal compared to standard...
    DS751242
    SKU:
    DS751242
    Availability:
    Ships Same Business Day
    Weight:
    2.75 LBS
    PISTON MATERIAL:
    HYPEREUTECTIC ALLOY
    BORE OVERSIZE - IMPERIAL:
    +0.005'
    BORE SIZE IMPERIAL:
    3.498'
    COMPRESSION RATIO IMPERIAL:
    8.6:1
    PRODUCT NAME:
    PISTON KIT
    RIDING STYLE:
    STREET
    UNITS:
    KIT
    Qty in Cart: 0
    Quantity:
    Price:
    $222.43
    Subtotal:
  • KB PERFORMANCE Piston Kit KB258.010

    KB PERFORMANCE Piston Kit KB258.010

    KB PERFORMANCE

    $222.43
    If you're building or rebuilding an engine that demands precision and reliability, KB Performance pistons are engineered to deliver tighter tolerances and superior ring seal compared to standard...
    DS751243
    SKU:
    DS751243
    Availability:
    Ships Same Business Day
    Weight:
    2.75 LBS
    PISTON MATERIAL:
    HYPEREUTECTIC ALLOY
    BORE OVERSIZE - IMPERIAL:
    +0.010'
    UNITS:
    KIT
    COMPRESSION RATIO IMPERIAL:
    8.6:1
    PRODUCT NAME:
    PISTON KIT
    RIDING STYLE:
    STREET
    BORE SIZE IMPERIAL:
    3.498'
    Qty in Cart: 0
    Quantity:
    Price:
    $222.43
    Subtotal:
  • KB PERFORMANCE Piston Kit KB258.020

    KB PERFORMANCE Piston Kit KB258.020

    KB PERFORMANCE

    $222.43
    KB Performance pistons are engineered for racers and serious engine builders who demand precision and longevity. The T-5 heat-treated 390 hypereutectic aluminum construction allows for tighter...
    DS751244
    SKU:
    DS751244
    Availability:
    Ships Same Business Day
    Weight:
    2.75 LBS
    BORE OVERSIZE - IMPERIAL:
    +0.020'
    COMPRESSION RATIO IMPERIAL:
    8.6:1
    PRODUCT NAME:
    PISTON KIT
    UNITS:
    KIT
    PISTON MATERIAL:
    HYPEREUTECTIC ALLOY
    RIDING STYLE:
    STREET
    BORE SIZE IMPERIAL:
    3.498'
    $222.43
    Qty in Cart: 0
    Quantity:
    Price:
    $222.43
    Subtotal:
  • KB PERFORMANCE Piston Kit KB266.000.3

    KB PERFORMANCE Piston Kit KB266.000.3

    KB PERFORMANCE

    $234.43
    If you're building or rebuilding a high-performance engine, piston quality directly impacts reliability, ring seal, and overall longevity. KB Performance pistons are diamond-machined to extreme...
    DS751247
    SKU:
    DS751247
    Availability:
    Ships Same Business Day
    Weight:
    2.75 LBS
    UNITS:
    KIT
    PISTON MATERIAL:
    HYPEREUTECTIC ALLOY
    BORE SIZE IMPERIAL:
    3.498'
    BORE OVERSIZE - IMPERIAL:
    STANDARD
    COMPRESSION RATIO IMPERIAL:
    10.5:1
    PRODUCT NAME:
    PISTON KIT
    RIDING STYLE:
    STREET
    Qty in Cart: 0
    Quantity:
    Price:
    $234.43
    Subtotal:
  • KB PERFORMANCE Piston Kit KB266.005.3

    KB PERFORMANCE Piston Kit KB266.005.3

    KB PERFORMANCE

    $234.43
    If you're building a high-revving engine that demands precision and durability, KB Performance pistons deliver the tight tolerances and superior ring seal that separate championship builds from the...
    DS751248
    SKU:
    DS751248
    Availability:
    Ships Same Business Day
    Weight:
    2.80 LBS
    BORE SIZE IMPERIAL:
    3.498'
    COMPRESSION RATIO IMPERIAL:
    10.5:1
    BORE OVERSIZE - IMPERIAL:
    +0.005'
    PISTON MATERIAL:
    HYPEREUTECTIC ALLOY
    RIDING STYLE:
    STREET
    PRODUCT NAME:
    PISTON KIT
    UNITS:
    KIT
    Qty in Cart: 0
    Quantity:
    Price:
    $234.43
    Subtotal:
  • KB PERFORMANCE Piston Kit KB266.010.3

    KB PERFORMANCE Piston Kit KB266.010.3

    KB PERFORMANCE

    $234.43
    If you're building a high-compression engine or restoring a classic with modern performance standards, piston quality directly impacts engine longevity and ring seal efficiency. KB Performance...
    DS751249
    SKU:
    DS751249
    Availability:
    Ships Same Business Day
    Weight:
    2.75 LBS
    COMPRESSION RATIO IMPERIAL:
    10.5:1
    UNITS:
    KIT
    BORE SIZE IMPERIAL:
    3.498'
    PISTON MATERIAL:
    HYPEREUTECTIC ALLOY
    BORE OVERSIZE - IMPERIAL:
    +0.010'
    PRODUCT NAME:
    PISTON KIT
    RIDING STYLE:
    STREET
    Qty in Cart: 0
    Quantity:
    Price:
    $234.43
    Subtotal:
  • KB PERFORMANCE Piston Kit KB266.020.3

    KB PERFORMANCE Piston Kit KB266.020.3

    KB PERFORMANCE

    $234.43
    KB Performance pistons deliver the precision tolerances and superior ring seal you need for consistent power and longevity in high-performance engines. Manufactured from T-5 heat-treated 390...
    DS751250
    SKU:
    DS751250
    Availability:
    Ships Same Business Day
    Weight:
    2.75 LBS
    BORE OVERSIZE - IMPERIAL:
    +0.020'
    PRODUCT NAME:
    PISTON KIT
    RIDING STYLE:
    STREET
    UNITS:
    KIT
    BORE SIZE IMPERIAL:
    3.498'
    COMPRESSION RATIO IMPERIAL:
    10.5:1
    PISTON MATERIAL:
    HYPEREUTECTIC ALLOY
    Qty in Cart: 0
    Quantity:
    Price:
    $234.43
    Subtotal:
  • KB PERFORMANCE Piston Kit KB266.030.3

    KB PERFORMANCE Piston Kit KB266.030.3

    KB PERFORMANCE

    $234.43
    If you're building or rebuilding a high-performance engine, piston quality directly impacts ring seal, combustion efficiency, and long-term durability. KB Performance pistons are diamond-machined to...
    DS751251
    SKU:
    DS751251
    Availability:
    Ships Same Business Day
    Weight:
    2.80 LBS
    PRODUCT NAME:
    PISTON KIT
    RIDING STYLE:
    STREET
    UNITS:
    KIT
    BORE OVERSIZE - IMPERIAL:
    +0.030'
    COMPRESSION RATIO IMPERIAL:
    10.5:1
    PISTON MATERIAL:
    HYPEREUTECTIC ALLOY
    BORE SIZE IMPERIAL:
    3.498'
    Qty in Cart: 0
    Quantity:
    Price:
    $234.43
    Subtotal:
  • KB PERFORMANCE Piston Kit KB272.010

    KB PERFORMANCE Piston Kit KB272.010

    KB PERFORMANCE

    $234.43
    If you're building a high-revving engine that demands precision and durability, KB Performance pistons are engineered to outperform standard OEM components through superior manufacturing tolerances...
    DS751254
    SKU:
    DS751254
    Availability:
    Ships Same Business Day
    Weight:
    2.75 LBS
    BORE SIZE IMPERIAL:
    3.498'
    PISTON HEAD SHAPE:
    REVERSE
    PISTON MATERIAL:
    HYPEREUTECTIC ALLOY
    COMPRESSION RATIO IMPERIAL:
    10.0:1
    PRODUCT NAME:
    PISTON KIT
    RIDING STYLE:
    STREET
    BORE OVERSIZE - IMPERIAL:
    +0.010'
    UNITS:
    KIT
    $234.43
    Qty in Cart: 0
    Quantity:
    Price:
    $234.43
    Subtotal:
  • KB PERFORMANCE Piston Kit KB272.020

    KB PERFORMANCE Piston Kit KB272.020

    KB PERFORMANCE

    $234.43
    KB Performance pistons deliver the precision and durability demanded by serious racers and high-output builds. Manufactured to tight tolerances and engineered for minimal piston rock, this kit...
    DS751255
    SKU:
    DS751255
    Availability:
    Ships Same Business Day
    Weight:
    2.75 LBS
    BORE SIZE IMPERIAL:
    3.498'
    UNITS:
    KIT
    BORE OVERSIZE - IMPERIAL:
    +0.020'
    COMPRESSION RATIO IMPERIAL:
    10.0:1
    PRODUCT NAME:
    PISTON KIT
    RIDING STYLE:
    STREET
    PISTON HEAD SHAPE:
    REVERSE
    PISTON MATERIAL:
    HYPEREUTECTIC ALLOY
    Qty in Cart: 0
    Quantity:
    Price:
    $234.43
    Subtotal:
  • KB PERFORMANCE Piston Kit KB297.010

    KB PERFORMANCE Piston Kit KB297.010

    KB PERFORMANCE

    $234.43
    KB Performance pistons are engineered for racers and builders who demand tight tolerances and consistent performance across multiple heat cycles. The T-5 hypereutectic aluminum construction allows...
    DS751260
    SKU:
    DS751260
    Availability:
    Ships Same Business Day
    Weight:
    2.85 LBS
    UNITS:
    KIT
    BORE SIZE IMPERIAL:
    3.498'
    PISTON MATERIAL:
    HYPEREUTECTIC ALLOY
    BORE OVERSIZE - IMPERIAL:
    +0.010'
    COMPRESSION RATIO IMPERIAL:
    8.3:1
    PRODUCT NAME:
    PISTON KIT
    RIDING STYLE:
    STREET
    $234.43
    Qty in Cart: 0
    Quantity:
    Price:
    $234.43
    Subtotal:
  • KB PERFORMANCE Piston Kit KB297.020

    KB PERFORMANCE Piston Kit KB297.020

    KB PERFORMANCE

    $234.43
    If you're building a high-revving engine that demands reliability and precision, KB Performance pistons are engineered to outperform standard alternatives. The diamond-machined construction and tight...
    DS751261
    SKU:
    DS751261
    Availability:
    Ships Same Business Day
    Weight:
    2.75 LBS
    UNITS:
    KIT
    COMPRESSION RATIO IMPERIAL:
    8.3:1
    PRODUCT NAME:
    PISTON KIT
    RIDING STYLE:
    STREET
    PISTON MATERIAL:
    HYPEREUTECTIC ALLOY
    BORE OVERSIZE - IMPERIAL:
    +0.020'
    BORE SIZE IMPERIAL:
    3.498'
    $234.43
    Qty in Cart: 0
    Quantity:
    Price:
    $234.43
    Subtotal:
  • KB PERFORMANCE Piston Kit KB297.040

    KB PERFORMANCE Piston Kit KB297.040

    KB PERFORMANCE

    $234.43
    If you're serious about maximizing engine performance and longevity, piston quality directly impacts your results. The KB PERFORMANCE KB297.040 delivers diamond-machined precision and tight...
    DS751263
    SKU:
    DS751263
    Availability:
    Ships Same Business Day
    Weight:
    2.75 LBS
    BORE SIZE IMPERIAL:
    3.498'
    COMPRESSION RATIO IMPERIAL:
    8.3:1
    UNITS:
    KIT
    PRODUCT NAME:
    PISTON KIT
    RIDING STYLE:
    STREET
    BORE OVERSIZE - IMPERIAL:
    +0.040'
    PISTON MATERIAL:
    HYPEREUTECTIC ALLOY
    $234.43
    Qty in Cart: 0
    Quantity:
    Price:
    $234.43
    Subtotal:
  • KB PERFORMANCE Piston Kit KB272.005

    KB PERFORMANCE Piston Kit KB272.005

    KB PERFORMANCE

    $234.43
    If you're building a high-rpm engine or refreshing a tired block, piston quality directly impacts reliability and performance. KB Performance pistons are held to tolerances most manufacturers won't...
    DS751264
    SKU:
    DS751264
    Availability:
    Ships Same Business Day
    Weight:
    2.75 LBS
    BORE SIZE IMPERIAL:
    3.498'
    PISTON HEAD SHAPE:
    REVERSE
    PISTON MATERIAL:
    HYPEREUTECTIC ALLOY
    BORE OVERSIZE - IMPERIAL:
    +0.005'
    COMPRESSION RATIO IMPERIAL:
    10.0:1
    PRODUCT NAME:
    PISTON KIT
    RIDING STYLE:
    STREET
    UNITS:
    KIT
    $234.43
    Qty in Cart: 0
    Quantity:
    Price:
    $234.43
    Subtotal:
  • KB PERFORMANCE Piston Kit - Evolution KB305.000

    KB PERFORMANCE Piston Kit - Evolution KB305.000

    KB PERFORMANCE

    $234.43
    If you're building or rebuilding a high-performance engine, piston quality directly impacts reliability, ring seal, and longevity under sustained load. KB Performance's Evolution KB305.000 kit...
    DS751265
    SKU:
    DS751265
    Availability:
    Ships Same Business Day
    Weight:
    2.75 LBS
    BORE OVERSIZE - IMPERIAL:
    STANDARD
    BORE SIZE IMPERIAL:
    3.498'
    COMPRESSION RATIO IMPERIAL:
    9.6:1
    UNITS:
    KIT
    PISTON MATERIAL:
    HYPEREUTECTIC ALLOY
    PRODUCT NAME:
    PISTON KIT
    RIDING STYLE:
    STREET
    Qty in Cart: 0
    Quantity:
    Price:
    $234.43
    Subtotal:
  • KB PERFORMANCE Piston Kit - Evolution KB305.005

    KB PERFORMANCE Piston Kit - Evolution KB305.005

    KB PERFORMANCE

    $234.43
    If you're building an engine that demands precision and reliability, KB Performance pistons deliver the tight tolerances and consistent weight distribution that separate competitive builds from the...
    DS751266
    SKU:
    DS751266
    Availability:
    Ships Same Business Day
    Weight:
    2.80 LBS
    BORE SIZE IMPERIAL:
    3.498'
    COMPRESSION RATIO IMPERIAL:
    9.6:1
    BORE OVERSIZE - IMPERIAL:
    +0.005'
    PISTON MATERIAL:
    HYPEREUTECTIC ALLOY
    RIDING STYLE:
    STREET
    PRODUCT NAME:
    PISTON KIT
    UNITS:
    KIT
    Qty in Cart: 0
    Quantity:
    Price:
    $234.43
    Subtotal:
  • KB PERFORMANCE Piston Kit - Evolution KB305.010

    KB PERFORMANCE Piston Kit - Evolution KB305.010

    KB PERFORMANCE

    $234.43
    KB Performance's Evolution KB305.010 piston kit delivers the tight tolerances and superior ring seal that separate competitive engines from the rest. With diamond-machined precision and hypereutectic...
    DS751267
    SKU:
    DS751267
    Availability:
    Ships Same Business Day
    Weight:
    2.75 LBS
    BORE SIZE IMPERIAL:
    3.498'
    UNITS:
    KIT
    BORE OVERSIZE - IMPERIAL:
    +0.010'
    PRODUCT NAME:
    PISTON KIT
    RIDING STYLE:
    STREET
    PISTON MATERIAL:
    HYPEREUTECTIC ALLOY
    COMPRESSION RATIO IMPERIAL:
    9.6:1
    Qty in Cart: 0
    Quantity:
    Price:
    $234.43
    Subtotal:
  • KB PERFORMANCE Piston Kit - Evolution KB305.020

    KB PERFORMANCE Piston Kit - Evolution KB305.020

    KB PERFORMANCE

    $234.43
    KB Performance pistons are engineered for racers and serious builders who demand precision and durability under extreme conditions. The tight tolerances and superior heat treatment of these 390...
    DS751268
    SKU:
    DS751268
    Availability:
    Ships Same Business Day
    Weight:
    2.75 LBS
    UNITS:
    KIT
    BORE OVERSIZE - IMPERIAL:
    +0.020'
    PISTON MATERIAL:
    HYPEREUTECTIC ALLOY
    BORE SIZE IMPERIAL:
    3.498'
    COMPRESSION RATIO IMPERIAL:
    9.6:1
    PRODUCT NAME:
    PISTON KIT
    RIDING STYLE:
    STREET
    Qty in Cart: 0
    Quantity:
    Price:
    $234.43
    Subtotal:
  • KB PERFORMANCE Piston Kit - Evolution KB305.030

    KB PERFORMANCE Piston Kit - Evolution KB305.030

    KB PERFORMANCE

    $234.43
    If you're pushing your engine to the limit, piston quality directly impacts reliability, ring seal, and longevity under sustained high-RPM operation. KB Performance's Evolution KB305.030 kit delivers...
    DS751269
    SKU:
    DS751269
    Availability:
    Ships Same Business Day
    Weight:
    2.85 LBS
    UNITS:
    KIT
    PISTON MATERIAL:
    HYPEREUTECTIC ALLOY
    BORE OVERSIZE - IMPERIAL:
    +0.030'
    PRODUCT NAME:
    PISTON KIT
    RIDING STYLE:
    STREET
    BORE SIZE IMPERIAL:
    3.498'
    COMPRESSION RATIO IMPERIAL:
    9.6:1
    $234.43
    Qty in Cart: 0
    Quantity:
    Price:
    $234.43
    Subtotal:
  • KB PERFORMANCE Piston Kit - Twin Cam KB348.000

    KB PERFORMANCE Piston Kit - Twin Cam KB348.000

    KB PERFORMANCE

    $281.29
    If you're building or rebuilding a high-performance engine, piston quality directly impacts reliability, ring seal, and longevity. KB Performance's Twin Cam KB348.000 kit delivers the precision...
    DS751281
    SKU:
    DS751281
    Availability:
    Ships Same Business Day
    Weight:
    3.00 LBS
    PRODUCT NAME:
    PISTON KIT
    RIDING STYLE:
    STREET
    UNITS:
    KIT
    BORE OVERSIZE - IMPERIAL:
    STANDARD
    COMPRESSION RATIO IMPERIAL:
    9.3:1
    BORE SIZE IMPERIAL:
    3.875'
    PISTON MATERIAL:
    HYPEREUTECTIC ALLOY
    Qty in Cart: 0
    Quantity:
    Price:
    $281.29
    Subtotal:
  • KB PERFORMANCE Piston Kit - Twin Cam KB348.005

    KB PERFORMANCE Piston Kit - Twin Cam KB348.005

    KB PERFORMANCE

    $281.29
    If you're serious about extending piston life and maximizing ring seal in your Twin Cam engine, KB Performance's diamond-machined pistons deliver the precision tolerances that separate reliable...
    DS751282
    SKU:
    DS751282
    Availability:
    Ships Same Business Day
    Weight:
    3.05 LBS
    BORE OVERSIZE - IMPERIAL:
    +0.005'
    PRODUCT NAME:
    PISTON KIT
    RIDING STYLE:
    STREET
    COMPRESSION RATIO IMPERIAL:
    9.3:1
    UNITS:
    KIT
    BORE SIZE IMPERIAL:
    3.875'
    PISTON MATERIAL:
    HYPEREUTECTIC ALLOY
    $281.29
    Qty in Cart: 0
    Quantity:
    Price:
    $281.29
    Subtotal:
  • KB PERFORMANCE Piston Kit - Twin Cam KB411.005

    KB PERFORMANCE Piston Kit - Twin Cam KB411.005

    KB PERFORMANCE

    $293.00
    If you're running a high-performance Twin Cam engine, piston quality directly impacts your power output, engine longevity, and reliability. KB Performance pistons are precision-engineered to tighter...
    DS751287
    SKU:
    DS751287
    Availability:
    Ships Same Business Day
    Weight:
    3.08 LBS
    BORE OVERSIZE - IMPERIAL:
    +0.005'
    PRODUCT NAME:
    PISTON KIT
    UNITS:
    KIT
    BORE SIZE IMPERIAL:
    3.875'
    COMPRESSION RATIO IMPERIAL:
    10.5:1
    PISTON MATERIAL:
    HYPEREUTECTIC ALLOY
    RIDING STYLE:
    STREET
    Qty in Cart: 0
    Quantity:
    Price:
    $293.00
    Subtotal:
  • KB PERFORMANCE Piston Kit KB411.010

    KB PERFORMANCE Piston Kit KB411.010

    KB PERFORMANCE

    $293.00
    If you're building a high-performance engine that demands tight tolerances and consistent ring seal, KB Performance pistons are engineered to deliver. The T-5 heat-treated 390 hypereutectic aluminum...
    DS751288
    SKU:
    DS751288
    Availability:
    Ships Same Business Day
    Weight:
    3.20 LBS
    BORE OVERSIZE - IMPERIAL:
    +0.010'
    PRODUCT NAME:
    PISTON KIT
    RIDING STYLE:
    STREET
    BORE SIZE IMPERIAL:
    3.875'
    COMPRESSION RATIO IMPERIAL:
    10.5:1
    PISTON MATERIAL:
    HYPEREUTECTIC ALLOY
    UNITS:
    KIT
    Qty in Cart: 0
    Quantity:
    Price:
    $293.00
    Subtotal:
  • KB PERFORMANCE Wrist Pin Lock Ring RRN-81

    KB PERFORMANCE Wrist Pin Lock Ring RRN-81

    KB PERFORMANCE

    $8.29
    Wrist pin lock rings are critical components that secure the piston pin in place, preventing catastrophic engine failure from pin movement or ejection during high-RPM operation. If you're running KB...
    09130001
    SKU:
    09130001
    Availability:
    Ships Same Business Day
    Weight:
    0.04 LBS
    APPLICATION:
    PISTON
    TYPE:
    LOCK RING
    PRODUCT NAME:
    WRIST PIN
    RIDING STYLE:
    STREET
    UNITS:
    4 PACK
    Qty in Cart: 0
    Quantity:
    Price:
    $8.29
    Subtotal:
  • KB PERFORMANCE Piston Kit - Twin Cam 88 KB425C.STD

    KB PERFORMANCE Piston Kit - Twin Cam 88 KB425C.STD

    KB PERFORMANCE

    $273.86
    If you're building a high-revving Twin Cam 88 engine that demands precision and longevity, KB Performance pistons are engineered to deliver tighter tolerances and superior ring seal than standard...
    09106087
    SKU:
    09106087
    Availability:
    Ships Same Business Day
    Weight:
    3.01 LBS
    COMPRESSION RATIO IMPERIAL:
    8.8:1
    UNITS:
    KIT
    BORE OVERSIZE - IMPERIAL:
    STANDARD
    BORE SIZE IMPERIAL:
    3.750'
    PISTON HEAD SHAPE:
    FLAT TOP
    PISTON MATERIAL:
    HYPEREUTECTIC ALLOY
    PRODUCT NAME:
    PISTON KIT
    RIDING STYLE:
    STREET
    Qty in Cart: 0
    Quantity:
    Price:
    $273.86
    Subtotal:
  • KB PERFORMANCE Piston Kit - Twin Cam 88 KB425C.005

    KB PERFORMANCE Piston Kit - Twin Cam 88 KB425C.005

    KB PERFORMANCE

    $273.86
    If you're building a Twin Cam 88 engine that demands precision and longevity, KB Performance pistons are engineered to deliver tighter tolerances and superior ring seal that production alternatives...
    09106088
    SKU:
    09106088
    Availability:
    Ships Same Business Day
    Weight:
    3.01 LBS
    COMPRESSION RATIO IMPERIAL:
    8.8:1
    PISTON MATERIAL:
    HYPEREUTECTIC ALLOY
    PRODUCT NAME:
    PISTON KIT
    RIDING STYLE:
    STREET
    BORE OVERSIZE - IMPERIAL:
    +0.005'
    UNITS:
    KIT
    BORE SIZE IMPERIAL:
    3.750'
    PISTON HEAD SHAPE:
    FLAT TOP
    $273.86
    Qty in Cart: 0
    Quantity:
    Price:
    $273.86
    Subtotal:
  • KB PERFORMANCE Piston Kit - Twin Cam 88 KB425C.010

    KB PERFORMANCE Piston Kit - Twin Cam 88 KB425C.010

    KB PERFORMANCE

    $273.86
    If you're building or rebuilding a Twin Cam 88 engine for serious performance, piston quality directly impacts reliability, ring seal, and longevity under boost or sustained high RPM. KB...
    09106089
    SKU:
    09106089
    Availability:
    Ships Same Business Day
    Weight:
    3.01 LBS
    UNITS:
    KIT
    BORE SIZE IMPERIAL:
    3.750'
    COMPRESSION RATIO IMPERIAL:
    8.8:1
    PISTON HEAD SHAPE:
    FLAT TOP
    PISTON MATERIAL:
    HYPEREUTECTIC ALLOY
    RIDING STYLE:
    STREET
    BORE OVERSIZE - IMPERIAL:
    +0.010'
    PRODUCT NAME:
    PISTON KIT
    Qty in Cart: 0
    Quantity:
    Price:
    $273.86
    Subtotal:
  • KB PERFORMANCE Piston Kit - Twin Cam 88 KB425C.020

    KB PERFORMANCE Piston Kit - Twin Cam 88 KB425C.020

    KB PERFORMANCE

    $273.86
    If you're serious about Twin Cam 88 performance and longevity, piston quality directly impacts your engine's reliability and power output. KB Performance pistons are manufactured to exacting...
    09106090
    SKU:
    09106090
    Availability:
    Ships Same Business Day
    Weight:
    3.06 LBS
    COMPRESSION RATIO IMPERIAL:
    8.8:1
    UNITS:
    KIT
    BORE SIZE IMPERIAL:
    3.750'
    PISTON HEAD SHAPE:
    FLAT TOP
    PISTON MATERIAL:
    HYPEREUTECTIC ALLOY
    BORE OVERSIZE - IMPERIAL:
    +0.020'
    PRODUCT NAME:
    PISTON KIT
    RIDING STYLE:
    STREET
    Qty in Cart: 0
    Quantity:
    Price:
    $273.86
    Subtotal:
  • Total: items /

Adding your products to cart

About KB Performance

KB Performance has been a significant player in the motorcycle industry since the early 1980s, dedicated to enhancing engine performance and reliability for motorcycle enthusiasts. Known for their commitment to quality and innovation, they have established themselves as a trusted brand among riders looking to optimize their machines. Over the years, KB Performance has earned a reputation for delivering top-notch products that stand up to the demands of both casual and competitive riding.

 

Specializing in high-performance pistons and engine components, KB Performance offers a variety of products designed to boost engine efficiency and output. Their pistons are particularly popular for their durability and precision engineering, making them a top choice for those seeking to upgrade their motorcycle's performance. Additionally, their product lineup includes rings and kits that are crafted to withstand high temperatures and pressures, ensuring optimal engine operation. These components are favored by riders who demand reliability and power from their machines.

 

KB Performance's products provide substantial benefits by enhancing engine power, efficiency, and longevity. By using their high-quality pistons, customers can experience smoother engine performance and increased horsepower, which is crucial for both competitive racing and everyday riding. The durability of their components also means fewer replacements, saving time and money in the long run. Whether you're a professional racer or a motorcycle enthusiast looking to get more out of your ride, KB Performance offers the reliable solutions needed to keep your engine running at its best.

Big Power, Nice Sound!

Picked up a Pro Circuit pipe and silencer for my YZ125 it’s a game changer. The power feels way better and the sound is awesome.

Tyler D. - 06/12

Perfect Fit

First time ordering here and dang y’all knocked it outta the park! The wheels fit my Ranger UTV perfect, and I’ll definitely be back for more 5 stars all day!

Sarah L. - 08/24

Fast Shipping!!

Ordered on a Monday, and it was on my doorstep by Wednesday! Super impressed with how fast the shipping was.

Jason P. - 09/13

Helps keep cool, works great!

Bought the dual pass Allstar radiator for my build, and it’s been solid. Keeps the engine running cool even on the hottest days no complaints here!

Jake M. - 05/21

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