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KIBBLEWHITE

KIBBLEWHITE

KIBBLEWHITE

Kibblewhite Valvetrain Components and Engine Parts at JJ Motorsports

Kibblewhite Precision Machining, commonly known as Kibblewhite, has been a trusted leader in engine components since its establishment in 1936. With a focus on precision and quality, the brand serves the automotive and powersports industries, providing high-performance parts for racers and enthusiasts worldwide. Kibblewhite specializes in valvetrain components such as valves, valve springs, guides, and seals, all crafted to enhance engine performance, durability, and reliability under demanding conditions.

At JJ Motorsports, we offer a comprehensive selection of Kibblewhite products to optimize your engine's performance. For safe compression maximization, consider the Kibblewhite Piston System 80-81200, featuring convex valve reliefs that match valve geometry and convert to Black Diamond technology. Riders seeking superior wear and thermal conductivity can opt for the Kibblewhite Cast Iron Valve Seat - Exhaust - Evolution 10-SC446, compatible with all fuel blends. Enhance your valvetrain with the Kibblewhite Exhaust Valve 20-21063K, CNC machined from EV8 Stainless Steel or Inconel-751 with a hard chrome coating, or the Kibblewhite Intake Valve 20-21061H for similar high-performance benefits. For boosted applications, the Kibblewhite Spring Kit 20-23600 offers increased spring rates and CNC-machined titanium components.

Kibblewhite's products deliver significant advantages, including improved engine efficiency, longevity, and superior wear resistance through high-grade materials and advanced manufacturing. Key features encompass state-of-the-art techniques like Black Diamond valves for extreme durability, high lift compatibility, and designs that minimize breakdowns while extending vehicle life in racing and high-performance scenarios.

  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • KIBBLEWHITE Cylinder Head Service Kit 60-61790

    KIBBLEWHITE Cylinder Head Service Kit 60-61790

    KIBBLEWHITE

    $335.14
    A complete top-end refresh demands precision components that work together—and this Kibblewhite kit delivers exactly that. Whether you're running dirt bikes, MX machines, or side-by-sides, worn valve...
    09263232
    SKU:
    09263232
    Availability:
    Ships Same Business Day
    Weight:
    1.06 LBS
    MATERIAL:
    TITANIUM
    RIDING STYLE:
    STREET
    APPLICATION:
    EXHAUST
    SPRING LIFT IMPERIAL:
    0.440'
    MATERIAL:
    C630 BRONZE
    MODEL:
    WHITE DIAMONDâ„¢
    SPRING OPEN PRESSURE:
    171 LB
    UNITS:
    KIT
    APPLICATION:
    INTAKE
    PRODUCT NAME:
    CYLINDER HEAD SERVICE KIT
    RIDING STYLE:
    ATV
    SPRING LIFT:
    0,440'
    SPRING SEAT PRESSURE:
    57 LB
    $335.14
    Qty in Cart: 0
    Quantity:
    Price:
    $335.14
    Subtotal:
  • KIBBLEWHITE Exhaust Valve - Standard - M8 20-21016H

    KIBBLEWHITE Exhaust Valve - Standard - M8 20-21016H

    KIBBLEWHITE

    $32.78
    OEM exhaust valves are a wear item that compromises performance as they degrade. Kibblewhite's Black Diamond valves are one-piece forgings engineered to outlast stock components while maintaining...
    09263306
    SKU:
    09263306
    Availability:
    Ships Same Business Day
    Weight:
    0.06 LBS
    RIDING STYLE:
    STREET
    APPLICATION:
    EXHAUST
    HEAD DIAMETER IMPERIAL:
    1.264'
    LENGTH IMPERIAL:
    4.050'
    TULIP ANGLE:
    24°
    PRODUCT NAME:
    VALVE
    STEM DIAMETER IMPERIAL:
    0.2342'
    UNITS:
    EACH
    $32.78
    Qty in Cart: 0
    Quantity:
    Price:
    $32.78
    Subtotal:
  • KIBBLEWHITE Engine Kit - Knucklehead 20-22050

    KIBBLEWHITE Engine Kit - Knucklehead 20-22050

    KIBBLEWHITE

    $225.66
    A Knucklehead engine demands precision valve train components that can withstand extreme combustion pressures and extended service intervals. The KIBBLEWHITE Engine Kit delivers factory-backed...
    09263308
    SKU:
    09263308
    Availability:
    Ships Same Business Day
    Weight:
    2.15 LBS
    RIDING STYLE:
    STREET
    SPRING OPEN PRESSURE:
    270 LB
    SPRING LIFT:
    0,415'
    PRODUCT NAME:
    ENGINE KIT
    SPRING LIFT IMPERIAL:
    0.415'
    SPRING SEAT PRESSURE:
    127 LB
    UNITS:
    KIT
    $225.66
    Qty in Cart: 0
    Quantity:
    Price:
    $225.66
    Subtotal:
  • KIBBLEWHITE Valve Kit - Panhead 20-22100

    KIBBLEWHITE Valve Kit - Panhead 20-22100

    KIBBLEWHITE

    $117.85
    The Kibblewhite Valve Kit ensures reliable, long-term performance in your Panhead engine by combining precision engineering with superior material science. Black Diamondâ„¢ stainless steel valves...
    09263309
    SKU:
    09263309
    Availability:
    Ships Same Business Day
    Weight:
    1.05 LBS
    MATERIAL:
    STAINLESS STEEL
    MODEL:
    BLACK DIAMONDâ„¢
    RIDING STYLE:
    STREET
    UNITS:
    KIT
    PRODUCT NAME:
    VALVE KIT
    $117.85
    Qty in Cart: 0
    Quantity:
    Price:
    $117.85
    Subtotal:
  • KIBBLEWHITE Engine Kit - Panhead 20-22150

    KIBBLEWHITE Engine Kit - Panhead 20-22150

    KIBBLEWHITE

    $235.80
    Your Panhead engine demands valve components engineered to withstand high RPMs and extreme temperatures without sacrificing longevity. The KIBBLEWHITE Engine Kit delivers OEM-quality valve assemblies...
    09263310
    SKU:
    09263310
    Availability:
    Ships Same Business Day
    Weight:
    2.40 LBS
    RIDING STYLE:
    STREET
    SPRING OPEN PRESSURE:
    272 LB
    SPRING SEAT PRESSURE:
    129 LB
    UNITS:
    KIT
    PRODUCT NAME:
    ENGINE KIT
    SPRING LIFT IMPERIAL:
    0.415'
    SPRING LIFT:
    0,415'
    $235.80
    Qty in Cart: 0
    Quantity:
    Price:
    $235.80
    Subtotal:
  • KIBBLEWHITE Valve Kit - XL 20-22200

    KIBBLEWHITE Valve Kit - XL 20-22200

    KIBBLEWHITE

    $142.70
    Valve reliability directly impacts engine longevity and performance consistency, especially under high-RPM conditions where standard components fail prematurely. The KIBBLEWHITE Valve Kit delivers...
    09263311
    SKU:
    09263311
    Availability:
    Ships Same Business Day
    Weight:
    0.90 LBS
    MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    VALVE KIT
    UNITS:
    KIT
    MODEL:
    BLACK DIAMONDâ„¢
    RIDING STYLE:
    STREET
    Qty in Cart: 0
    Quantity:
    Price:
    $142.70
    Subtotal:
  • KIBBLEWHITE Engine Kit - XL 20-22250

    KIBBLEWHITE Engine Kit - XL 20-22250

    KIBBLEWHITE

    $247.99
    A complete valve train refresh is essential for maintaining peak engine performance and reliability, especially in high-demand racing and performance applications. The KIBBLEWHITE Engine Kit delivers...
    09263312
    SKU:
    09263312
    Availability:
    Ships Same Business Day
    Weight:
    1.80 LBS
    SPRING LIFT:
    0,400'
    SPRING OPEN PRESSURE:
    325 LB
    RIDING STYLE:
    STREET
    SPRING LIFT IMPERIAL:
    0.400'
    UNITS:
    KIT
    PRODUCT NAME:
    ENGINE KIT
    SPRING SEAT PRESSURE:
    95 LB
    $247.99
    Qty in Cart: 0
    Quantity:
    Price:
    $247.99
    Subtotal:
  • KIBBLEWHITE Valve Kit 20-22400

    KIBBLEWHITE Valve Kit 20-22400

    KIBBLEWHITE

    $117.85
    Valve wear and friction are silent killers of engine reliability and performance. The KIBBLEWHITE 20-22400 Valve Kit addresses both with Black Diamondâ„¢ stainless steel construction and a proprietary...
    09263313
    SKU:
    09263313
    Availability:
    Ships Same Business Day
    Weight:
    1.05 LBS
    MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    VALVE KIT
    UNITS:
    KIT
    MODEL:
    BLACK DIAMONDâ„¢
    RIDING STYLE:
    STREET
    $117.85
    Qty in Cart: 0
    Quantity:
    Price:
    $117.85
    Subtotal:
  • KIBBLEWHITE Engine Kit 20-22450

    KIBBLEWHITE Engine Kit 20-22450

    KIBBLEWHITE

    $235.80
    A complete valve train refresh demands precision components engineered to withstand extreme combustion pressures and repeated high-RPM cycles. The KIBBLEWHITE Engine Kit 20-22450 delivers a...
    09263314
    SKU:
    09263314
    Availability:
    Ships Same Business Day
    Weight:
    2.40 LBS
    SPRING LIFT:
    0,415'
    RIDING STYLE:
    STREET
    UNITS:
    KIT
    PRODUCT NAME:
    ENGINE KIT
    SPRING LIFT IMPERIAL:
    0.415'
    SPRING OPEN PRESSURE:
    272 LB
    SPRING SEAT PRESSURE:
    129 LB
    $235.80
    Qty in Cart: 0
    Quantity:
    Price:
    $235.80
    Subtotal:
  • KIBBLEWHITE Valve Kit 20-22500

    KIBBLEWHITE Valve Kit 20-22500

    KIBBLEWHITE

    $117.85
    Valve wear and friction directly impact engine reliability and performance—especially under sustained high RPM operation. The Kibblewhite 20-22500 Valve Kit addresses this with Black Diamond™...
    09263315
    SKU:
    09263315
    Availability:
    Ships Same Business Day
    Weight:
    1.05 LBS
    PRODUCT NAME:
    VALVE KIT
    RIDING STYLE:
    STREET
    UNITS:
    KIT
    MATERIAL:
    STAINLESS STEEL
    MODEL:
    BLACK DIAMONDâ„¢
    $117.85
    Qty in Cart: 0
    Quantity:
    Price:
    $117.85
    Subtotal:
  • KIBBLEWHITE Engine Kit 20-22550

    KIBBLEWHITE Engine Kit 20-22550

    KIBBLEWHITE

    $235.80
    The KIBBLEWHITE Engine Kit 20-22550 gives you a complete valve train refresh with OEM-quality components engineered for longevity and reliable performance. Whether you're rebuilding after...
    09263316
    SKU:
    09263316
    Availability:
    Ships Same Business Day
    Weight:
    2.40 LBS
    PRODUCT NAME:
    ENGINE KIT
    SPRING LIFT IMPERIAL:
    0.415'
    SPRING LIFT:
    0,415'
    RIDING STYLE:
    STREET
    SPRING SEAT PRESSURE:
    129 LB
    SPRING OPEN PRESSURE:
    272 LB
    UNITS:
    KIT
    $235.80
    Qty in Cart: 0
    Quantity:
    Price:
    $235.80
    Subtotal:
  • KIBBLEWHITE Valve Spring Kit - Beehive 91-91300

    KIBBLEWHITE Valve Spring Kit - Beehive 91-91300

    KIBBLEWHITE

    $409.48
    High-revving engines demand valve springs engineered for precision and durability—especially when you're pushing performance limits on track or in competition. The Kibblewhite Beehive 91-91300 kit...
    09263317
    SKU:
    09263317
    Availability:
    Ships Same Business Day
    Weight:
    1.10 LBS
    APPLICATION:
    EXHAUST
    SPRING OPEN PRESSURE:
    161 LB
    TYPE:
    VALVE
    STYLE:
    OVATE WIRE BEEHIVE
    UNITS:
    KIT
    MATERIAL:
    STEEL
    RIDING STYLE:
    UTV
    SPRING LIFT IMPERIAL:
    0.350'
    SPRING SEAT PRESSURE:
    51 LB
    APPLICATION:
    INTAKE
    COLLAR MATERIAL:
    STEEL
    PRODUCT NAME:
    SPRING KIT
    $409.48
    Qty in Cart: 0
    Quantity:
    Price:
    $409.48
    Subtotal:
  • KIBBLEWHITE Valve Guide - Standard - Intake/Exhaust 91-91320M

    KIBBLEWHITE Valve Guide - Standard - Intake/Exhaust 91-91320M

    KIBBLEWHITE

    $14.36
    Valve guides are critical to maintaining proper valve sealing and preventing excessive oil consumption—a worn guide compromises both performance and engine longevity. The Kibblewhite Standard Valve...
    09263318
    SKU:
    09263318
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    APPLICATION:
    EXHAUST
    SIZE IMPERIAL:
    STANDARD
    UNITS:
    EACH
    INSIDE DIAMETER IMPERIAL:
    0.1955'
    APPLICATION:
    INTAKE
    PRODUCT NAME:
    VALVE GUIDE
    OUTSIDE DIAMETER IMPERIAL:
    0.3565'
    RIDING STYLE:
    OFF-ROAD
    $14.36
    Qty in Cart: 0
    Quantity:
    Price:
    $14.36
    Subtotal:
  • KIBBLEWHITE Intake Valve - Standard 91-91312H

    KIBBLEWHITE Intake Valve - Standard 91-91312H

    KIBBLEWHITE

    $37.55
    KIBBLEWHITE's White Diamondâ„¢ intake valves are precision-engineered from premium EV8 stainless steel or Inconel-751 forgings to deliver consistent sealing, extended valve life, and reliable...
    09263319
    SKU:
    09263319
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    APPLICATION:
    INTAKE
    LENGTH IMPERIAL:
    3.305'
    SIZE METRIC:
    STANDARD
    STEM DIAMETER IMPERIAL:
    0.1960'
    RIDING STYLE:
    UTV
    HEAD DIAMETER METRIC:
    29.01 MM
    MODEL:
    WHITE DIAMONDâ„¢
    UNITS:
    EACH
    MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    VALVE
    TULIP ANGLE:
    15°
    $37.55
    Qty in Cart: 0
    Quantity:
    Price:
    $37.55
    Subtotal:
  • KIBBLEWHITE Piston Kit 30-33100

    KIBBLEWHITE Piston Kit 30-33100

    KIBBLEWHITE

    $660.02
    A complete top-end overhaul requires precision components engineered to work in harmony—this kit delivers exactly that. The KIBBLEWHITE 30-33100 pairs high-compression racing internals with premium...
    09031595
    SKU:
    09031595
    Availability:
    Ships Same Business Day
    Weight:
    1.86 LBS
    PRODUCT NAME:
    SERVICE KIT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    TYPE:
    TOP END
    BORE SIZE METRIC:
    96.00 MM
    $660.02
    Qty in Cart: 0
    Quantity:
    Price:
    $660.02
    Subtotal:
  • KIBBLEWHITE Piston System 30-32700

    KIBBLEWHITE Piston System 30-32700

    KIBBLEWHITE

    $660.02
    If you're serious about maximizing compression without sacrificing reliability, the KIBBLEWHITE Piston System 30-32700 is engineered to deliver. The convex valve reliefs are precisely matched to...
    09031584
    SKU:
    09031584
    Availability:
    Ships Same Business Day
    Weight:
    1.91 LBS
    PRODUCT NAME:
    SERVICE KIT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    TYPE:
    TOP END
    BORE SIZE METRIC:
    96.00 MM
    $660.02
    Qty in Cart: 0
    Quantity:
    Price:
    $660.02
    Subtotal:
  • KIBBLEWHITE Piston System 30-32900

    KIBBLEWHITE Piston System 30-32900

    KIBBLEWHITE

    $660.02
    If you're serious about maximizing compression without sacrificing reliability, the KIBBLEWHITE Piston System 30-32900 is the engineered solution purpose-built for high-performance applications. The...
    09031585
    SKU:
    09031585
    Availability:
    Ships Same Business Day
    Weight:
    1.91 LBS
    PRODUCT NAME:
    SERVICE KIT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    TYPE:
    TOP END
    BORE SIZE METRIC:
    96.00 MM
    $660.02
    Qty in Cart: 0
    Quantity:
    Price:
    $660.02
    Subtotal:
  • KIBBLEWHITE Piston System 30-32600

    KIBBLEWHITE Piston System 30-32600

    KIBBLEWHITE

    $660.02
    If you're chasing maximum compression without sacrificing reliability, the KIBBLEWHITE Piston System 30-32600 is engineered to deliver. The convex valve reliefs are precisely matched to Black...
    09031587
    SKU:
    09031587
    Availability:
    Ships Same Business Day
    Weight:
    1.91 LBS
    PRODUCT NAME:
    SERVICE KIT
    RIDING STYLE:
    ATV
    TYPE:
    TOP END
    UNITS:
    KIT
    BORE SIZE METRIC:
    96.00 MM
    $660.02
    Qty in Cart: 0
    Quantity:
    Price:
    $660.02
    Subtotal:
  • KIBBLEWHITE Piston System 80-81900

    KIBBLEWHITE Piston System 80-81900

    KIBBLEWHITE

    $736.36
    Maximizing compression on a high-performance engine demands precision engineering—not guesswork. The KIBBLEWHITE Piston System 80-81900 is purpose-built to safely unlock compression gains through...
    09031588
    SKU:
    09031588
    Availability:
    Ships Same Business Day
    Weight:
    1.91 LBS
    BORE SIZE METRIC:
    95.00 MM
    TYPE:
    TOP END
    PRODUCT NAME:
    SERVICE KIT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    $736.36
    Qty in Cart: 0
    Quantity:
    Price:
    $736.36
    Subtotal:
  • KIBBLEWHITE Piston System 80-82000

    KIBBLEWHITE Piston System 80-82000

    KIBBLEWHITE

    $736.36
    If you're serious about maximizing compression without sacrificing reliability, the KIBBLEWHITE Piston System 80-82000 is the only engineered solution that gets it right. The convex valve reliefs are...
    09031589
    SKU:
    09031589
    Availability:
    Ships Same Business Day
    Weight:
    1.91 LBS
    BORE SIZE METRIC:
    95.00 MM
    TYPE:
    TOP END
    PRODUCT NAME:
    SERVICE KIT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    $736.36
    Qty in Cart: 0
    Quantity:
    Price:
    $736.36
    Subtotal:
  • KIBBLEWHITE Wrist Pin Bushing 20-20580

    KIBBLEWHITE Wrist Pin Bushing 20-20580

    KIBBLEWHITE

    $7.86
    A wrist pin bushing is critical to connecting rod reliability—it absorbs the lateral forces generated during combustion and reduces wear on your connecting rod bore. The KIBBLEWHITE 20-20580 uses...
    09220104
    SKU:
    09220104
    Availability:
    Ships Same Business Day
    Weight:
    0.04 LBS
    PRODUCT NAME:
    BUSHING
    RIDING STYLE:
    STREET
    TYPE:
    WRIST PIN
    MATERIAL:
    BRONZE
    STYLE:
    STANDARD
    UNITS:
    EACH
    $7.86
    Qty in Cart: 0
    Quantity:
    Price:
    $7.86
    Subtotal:
  • KIBBLEWHITE Wrist Pin Bushing 20-20582

    KIBBLEWHITE Wrist Pin Bushing 20-20582

    KIBBLEWHITE

    $7.86
    A wrist pin bushing is the critical interface between your connecting rod and piston pin—tolerances here directly impact engine reliability and longevity. The KIBBLEWHITE 20-20582 uses SAE660 bearing...
    09220105
    SKU:
    09220105
    Availability:
    Ships Same Business Day
    Weight:
    0.03 LBS
    PRODUCT NAME:
    BUSHING
    RIDING STYLE:
    STREET
    TYPE:
    WRIST PIN
    UNITS:
    EACH
    STYLE:
    OVERSIZE
    MATERIAL:
    BRONZE
    $7.86
    Qty in Cart: 0
    Quantity:
    Price:
    $7.86
    Subtotal:
  • KIBBLEWHITE Wrist Pin Bushing 20-20810

    KIBBLEWHITE Wrist Pin Bushing 20-20810

    KIBBLEWHITE

    $7.86
    A wrist pin bushing is a critical precision component that manages the oscillating loads between your connecting rod and piston pin. The KIBBLEWHITE 20-20810 is engineered to minimize friction and...
    09230367
    SKU:
    09230367
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    PRODUCT NAME:
    BUSHING
    RIDING STYLE:
    STREET
    STYLE:
    STANDARD
    MATERIAL:
    BRONZE
    TYPE:
    WRIST PIN
    UNITS:
    EACH
    $7.86
    Qty in Cart: 0
    Quantity:
    Price:
    $7.86
    Subtotal:
  • KIBBLEWHITE Valve Guide 20-4321C

    KIBBLEWHITE Valve Guide 20-4321C

    KIBBLEWHITE

    $8.83
    Valve guides are critical to engine longevity—they control oil consumption, maintain proper valve alignment, and prevent catastrophic wear in the cylinder head. The KIBBLEWHITE 20-4321C delivers...
    DS199760
    SKU:
    DS199760
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    APPLICATION:
    EXHAUST
    MATERIAL:
    CAST IRON
    SIZE IMPERIAL:
    OVERSIZE (+0.001')
    INSIDE DIAMETER IMPERIAL:
    0.3090'
    UNITS:
    EACH
    PRODUCT NAME:
    VALVE GUIDE
    RIDING STYLE:
    STREET
    OUTSIDE DIAMETER IMPERIAL:
    0.5630'
    $8.83
    Qty in Cart: 0
    Quantity:
    Price:
    $8.83
    Subtotal:
  • KIBBLEWHITE Tool Hone Valve Guide 4.5Mm GH-1771

    KIBBLEWHITE Tool Hone Valve Guide 4.5Mm GH-1771

    KIBBLEWHITE

    $40.14
    Precision valve guide sizing is critical for proper valve sealing and engine longevity, and using the wrong honing tool can damage expensive guide materials. The KIBBLEWHITE Tool Hone Valve Guide 4...
    38010218
    SKU:
    38010218
    Availability:
    Ships Same Business Day
    Weight:
    0.08 LBS
    MEASUREMENT SYSTEM:
    METRIC
    WIDTH:
    4.5 MM
    UNITS:
    EACH
    APPLICATION:
    VALVE GUIDE
    PRODUCT NAME:
    BALL HONER
    RIDING STYLE:
    STREET
    $40.14
    Qty in Cart: 0
    Quantity:
    Price:
    $40.14
    Subtotal:
  • KIBBLEWHITE Tool Hone Valve Guide 7.0Mm GH-2755

    KIBBLEWHITE Tool Hone Valve Guide 7.0Mm GH-2755

    KIBBLEWHITE

    $27.56
    Precision valve guide sizing is non-negotiable when you're rebuilding or porting cylinder heads—improper clearances lead to oil consumption, compression loss, and catastrophic valve failure. The...
    38010221
    SKU:
    38010221
    Availability:
    Ships Same Business Day
    Weight:
    0.11 LBS
    PRODUCT NAME:
    BALL HONER
    RIDING STYLE:
    STREET
    APPLICATION:
    VALVE GUIDE
    WIDTH:
    7.0 MM
    MEASUREMENT SYSTEM:
    METRIC
    UNITS:
    EACH
    $27.56
    Qty in Cart: 0
    Quantity:
    Price:
    $27.56
    Subtotal:
  • KIBBLEWHITE Tool Hone Valve Guide 5.16" GH-3125

    KIBBLEWHITE Tool Hone Valve Guide 5.16" GH-3125

    KIBBLEWHITE

    $27.56
    Precision valve guide sizing is critical to engine longevity and performance—undersized or oversized guides compromise compression, increase oil consumption, and accelerate wear. The KIBBLEWHITE Tool...
    38010222
    SKU:
    38010222
    Availability:
    Ships Same Business Day
    Weight:
    0.11 LBS
    APPLICATION:
    VALVE GUIDE
    PRODUCT NAME:
    BALL HONER
    RIDING STYLE:
    STREET
    UNITS:
    EACH
    MEASUREMENT SYSTEM:
    SAE
    WIDTH:
    5/16'
    $27.56
    Qty in Cart: 0
    Quantity:
    Price:
    $27.56
    Subtotal:
  • KIBBLEWHITE Tool Hone Valve Guide 3/8" GH-3750

    KIBBLEWHITE Tool Hone Valve Guide 3/8" GH-3750

    KIBBLEWHITE

    $35.11
    Precision valve guide sizing demands a tool built to handle demanding materials without compromise. The KIBBLEWHITE Tool Hone Valve Guide delivers the durability needed to machine C630 bronze and...
    38010223
    SKU:
    38010223
    Availability:
    Ships Same Business Day
    Weight:
    0.11 LBS
    APPLICATION:
    VALVE GUIDE
    PRODUCT NAME:
    BALL HONER
    RIDING STYLE:
    STREET
    UNITS:
    EACH
    MEASUREMENT SYSTEM:
    SAE
    WIDTH:
    3/8'
    Qty in Cart: 0
    Quantity:
    Price:
    $35.11
    Subtotal:
  • KIBBLEWHITE Cylinder Studs - Evolution 20-2098

    KIBBLEWHITE Cylinder Studs - Evolution 20-2098

    KIBBLEWHITE

    $187.95
    Cylinder stud failure can cost you a race, a season, or worse—your engine. KIBBLEWHITE's Evolution 20-2098 studs eliminate the weak points found in standard fasteners through precision manufacturing...
    DS199771
    SKU:
    DS199771
    Availability:
    Ships Same Business Day
    Weight:
    1.69 LBS
    $187.95
    Qty in Cart: 0
    Quantity:
    Price:
    $187.95
    Subtotal:
  • KIBBLEWHITE Tool Reamer .3780" GR-3780

    KIBBLEWHITE Tool Reamer .3780" GR-3780

    KIBBLEWHITE

    $113.56
    Precision valve guide reaming demands a tool engineered for the job—and this Kibblewhite reamer delivers the tolerances your engine build requires. Whether you're working with manganese bronze or...
    38010243
    SKU:
    38010243
    Availability:
    Ships Same Business Day
    Weight:
    0.25 LBS
    MEASUREMENT SYSTEM:
    SAE
    OVERALL LENGTH IMPERIAL:
    7.125'
    TYPE:
    VALVE GUIDE
    MATERIAL:
    STEEL
    OUTSIDE DIAMETER IMPERIAL:
    0.3780'
    OVERALL LENGTH METRIC:
    181 MM
    PRODUCT NAME:
    REAMER
    COLOR/FINISH:
    NICKEL
    UNITS:
    EACH
    RIDING STYLE:
    STREET
    $113.56
    Qty in Cart: 0
    Quantity:
    Price:
    $113.56
    Subtotal:
  • KIBBLEWHITE Tool Reamer .3100" GR-3100

    KIBBLEWHITE Tool Reamer .3100" GR-3100

    KIBBLEWHITE

    $113.56
    Precision valve guide reaming demands a tool engineered for the job—and KIBBLEWHITE's .3100" reamer delivers the tight tolerances you need to get it right the first time. Whether you're...
    38010244
    SKU:
    38010244
    Availability:
    Ships Same Business Day
    Weight:
    0.20 LBS
    MATERIAL:
    STEEL
    PRODUCT NAME:
    REAMER
    RIDING STYLE:
    STREET
    TYPE:
    VALVE GUIDE
    UNITS:
    EACH
    COLOR/FINISH:
    NICKEL
    MEASUREMENT SYSTEM:
    SAE
    OUTSIDE DIAMETER IMPERIAL:
    0.31'
    OVERALL LENGTH METRIC:
    181 MM
    OVERALL LENGTH IMPERIAL:
    7.125'
    Qty in Cart: 0
    Quantity:
    Price:
    $113.56
    Subtotal:
  • KIBBLEWHITE Intake Valve - XL 20-4258

    KIBBLEWHITE Intake Valve - XL 20-4258

    KIBBLEWHITE

    $37.55
    Intake valve longevity directly impacts engine reliability and performance consistency—especially under sustained high RPM operation. The KIBBLEWHITE XL 20-4258 combines superior wear resistance with...
    DS198962
    SKU:
    DS198962
    Availability:
    Ships Same Business Day
    Weight:
    0.25 LBS
    APPLICATION:
    INTAKE
    HEAD DIAMETER IMPERIAL:
    1.825'
    MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    VALVE
    UNITS:
    EACH
    RIDING STYLE:
    STREET
    STEM DIAMETER IMPERIAL:
    0.3090'
    TULIP ANGLE:
    23°
    LENGTH IMPERIAL:
    3.562'
    MODEL:
    BLACK DIAMONDâ„¢
    Qty in Cart: 0
    Quantity:
    Price:
    $37.55
    Subtotal:
  • KIBBLEWHITE Exhaust Valve 20-4195

    KIBBLEWHITE Exhaust Valve 20-4195

    KIBBLEWHITE

    $31.01
    If you're running a high-revving engine that demands precision valve action, the KIBBLEWHITE 20-4195 exhaust valve delivers the durability and flow efficiency needed to maximize combustion and...
    DS198970
    SKU:
    DS198970
    Availability:
    Ships Same Business Day
    Weight:
    0.31 LBS
    RIDING STYLE:
    STREET
    MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    VALVE
    STEM DIAMETER IMPERIAL:
    0.3760'
    UNITS:
    EACH
    LENGTH IMPERIAL:
    3.810'
    APPLICATION:
    EXHAUST
    HEAD DIAMETER IMPERIAL:
    1.750'
    MODEL:
    BLACK DIAMONDâ„¢
    TULIP ANGLE:
    29°
    $31.01
    Qty in Cart: 0
    Quantity:
    Price:
    $31.01
    Subtotal:
  • KIBBLEWHITE Intake Valve 20-4194

    KIBBLEWHITE Intake Valve 20-4194

    KIBBLEWHITE

    $31.01
    If you're pushing your engine to the limit, valve wear isn't something you can ignore—it directly impacts combustion efficiency, heat management, and longevity. The KIBBLEWHITE 20-4194 intake valve...
    DS198971
    SKU:
    DS198971
    Availability:
    Ships Same Business Day
    Weight:
    0.25 LBS
    RIDING STYLE:
    STREET
    APPLICATION:
    INTAKE
    LENGTH IMPERIAL:
    3.885'
    MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    VALVE
    UNITS:
    EACH
    MODEL:
    BLACK DIAMONDâ„¢
    HEAD DIAMETER IMPERIAL:
    1.950'
    STEM DIAMETER IMPERIAL:
    0.3765'
    TULIP ANGLE:
    23°
    $31.01
    Qty in Cart: 0
    Quantity:
    Price:
    $31.01
    Subtotal:
  • KIBBLEWHITE Intake Valve - Big Twin 20-4171

    KIBBLEWHITE Intake Valve - Big Twin 20-4171

    KIBBLEWHITE

    $29.81
    Big Twin engines demand valves engineered for sustained high-rpm performance and reliability. The KIBBLEWHITE 20-4171 intake valve combines superior wear resistance with precision flow...
    DS198972
    SKU:
    DS198972
    Availability:
    Ships Same Business Day
    Weight:
    0.25 LBS
    LENGTH IMPERIAL:
    4.445'
    STEM DIAMETER IMPERIAL:
    0.3100'
    TULIP ANGLE:
    23°
    HEAD DIAMETER IMPERIAL:
    1.840'
    MATERIAL:
    STAINLESS STEEL
    MODEL:
    BLACK DIAMONDâ„¢
    PRODUCT NAME:
    VALVE
    APPLICATION:
    INTAKE
    RIDING STYLE:
    STREET
    UNITS:
    EACH
    $29.81
    Qty in Cart: 0
    Quantity:
    Price:
    $29.81
    Subtotal:
  • KIBBLEWHITE Intake Valve - Big Twin 20-4169

    KIBBLEWHITE Intake Valve - Big Twin 20-4169

    KIBBLEWHITE

    $37.55
    If you're running a Big Twin engine that demands reliable valve durability under sustained load, the KIBBLEWHITE Intake Valve delivers measurable advantages where it counts—reduced friction, superior...
    DS198973
    SKU:
    DS198973
    Availability:
    Ships Same Business Day
    Weight:
    0.25 LBS
    APPLICATION:
    INTAKE
    HEAD DIAMETER IMPERIAL:
    1.940'
    MATERIAL:
    STAINLESS STEEL
    UNITS:
    EACH
    LENGTH IMPERIAL:
    4.400'
    TULIP ANGLE:
    23°
    RIDING STYLE:
    STREET
    MODEL:
    BLACK DIAMONDâ„¢
    PRODUCT NAME:
    VALVE
    STEM DIAMETER IMPERIAL:
    0.3107'
    $37.55
    Qty in Cart: 0
    Quantity:
    Price:
    $37.55
    Subtotal:
  • KIBBLEWHITE Tool Vle Seal Install Pan 20-20833

    KIBBLEWHITE Tool Vle Seal Install Pan 20-20833

    KIBBLEWHITE

    $8.58
    Valve guide seals are critical wear items that prevent oil from leaking into your combustion chambers—and improper installation can compromise the entire top-end rebuild. The KIBBLEWHITE Tool Vle...
    38010290
    SKU:
    38010290
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    APPLICATION:
    VALVE SEAL
    MATERIAL:
    6061 T6 ALUMINUM
    MEASUREMENT SYSTEM:
    SAE
    PRODUCT NAME:
    SEAL INSTALLER
    STYLE:
    REPLACEMENT
    COLOR/FINISH:
    ANODIZED
    UNITS:
    EACH
    COLOR/FINISH:
    BLACK
    RIDING STYLE:
    STREET
    TYPE:
    VALVE GUIDE
    $8.58
    Qty in Cart: 0
    Quantity:
    Price:
    $8.58
    Subtotal:
  • KIBBLEWHITE Compression Release - M10 - 1.050" 20-21250

    KIBBLEWHITE Compression Release - M10 - 1.050" 20-21250

    KIBBLEWHITE

    $49.71
    Hot starts can strain your battery and starter motor, especially in high-performance or vintage engines where compression is significant. The KIBBLEWHITE Compression Release valve addresses this by...
    09500887
    SKU:
    09500887
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    RIDING STYLE:
    STREET
    UNITS:
    PAIR
    DIAMETER - THREAD SIZE:
    M10 X 1.0
    DIAMETER - THREAD SIZE METRIC:
    M10 X 1.0
    COLOR/FINISH:
    BLACK
    COLOR/FINISH:
    CHROME
    LENGTH IMPERIAL:
    1.400'
    PRODUCT NAME:
    VALVE
    TYPE:
    COMPRESSION RELEASE
    $49.71
    Qty in Cart: 0
    Quantity:
    Price:
    $49.71
    Subtotal:
  • KIBBLEWHITE Compression Release - M10 - 1.050" 20-21255

    KIBBLEWHITE Compression Release - M10 - 1.050" 20-21255

    KIBBLEWHITE

    $49.71
    Hot start procedures can drain your battery and strain your starter motor—especially on high-compression engines. This Kibblewhite compression release valve takes the load off by allowing excess...
    09500888
    SKU:
    09500888
    Availability:
    Ships Same Business Day
    Weight:
    0.15 LBS
    UNITS:
    PAIR
    COLOR/FINISH:
    BLACK
    LENGTH IMPERIAL:
    1.730'
    PRODUCT NAME:
    VALVE
    COLOR/FINISH:
    CHROME
    DIAMETER - THREAD SIZE:
    M10 X 1.0
    DIAMETER - THREAD SIZE METRIC:
    M10 X 1.0
    RIDING STYLE:
    STREET
    TYPE:
    COMPRESSION RELEASE
    $49.71
    Qty in Cart: 0
    Quantity:
    Price:
    $49.71
    Subtotal:
  • KIBBLEWHITE Compression Release - M10 - 1.050" 20-21260

    KIBBLEWHITE Compression Release - M10 - 1.050" 20-21260

    KIBBLEWHITE

    $49.71
    Hot starts can drain your battery and wear out starter components unnecessarily—especially on high-compression or forced-induction engines where cranking resistance is already extreme. The...
    09500889
    SKU:
    09500889
    Availability:
    Ships Same Business Day
    Weight:
    0.15 LBS
    COLOR/FINISH:
    BLACK
    UNITS:
    PAIR
    COLOR/FINISH:
    CHROME
    DIAMETER - THREAD SIZE:
    M10 X 1.0
    DIAMETER - THREAD SIZE METRIC:
    M10 X 1.0
    LENGTH IMPERIAL:
    1.750'
    RIDING STYLE:
    STREET
    PRODUCT NAME:
    VALVE
    TYPE:
    COMPRESSION RELEASE
    $49.71
    Qty in Cart: 0
    Quantity:
    Price:
    $49.71
    Subtotal:
  • Total: items /

Adding your products to cart

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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