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.
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- Qty in Cart
- Quantity
- Price
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On Sale
KIBBLEWHITE Intake Valve Guide 80-80110
KIBBLEWHITE
MSRP: $22.29Now: $20.06Was: $22.29Valve guides are critical to engine longevity—they maintain precise valve alignment, prevent wear on valve stems, and directly impact combustion efficiency and port flow. The KIBBLEWHITE 80-80110 is...09263097- SKU:
- 09263097
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- APPLICATION:
- INTAKE
- UNITS:
- EACH
- BASE COLOR:
- BROWN
- PRODUCT NAME:
- VALVE GUIDE
- MATERIAL:
- C630 BRONZE
- OUTSIDE DIAMETER IMPERIAL:
- 0.3957'
- RIDING STYLE:
- OFF-ROAD
- COLOR/FINISH:
- BRONZE
- INSIDE DIAMETER IMPERIAL:
- 0.1765'
- SIZE IMPERIAL:
- STANDARD
MSRP: $22.29Now: $20.06Was: $22.29 -
On Sale
KIBBLEWHITE Cylinder Head Service Kit 30-33310
KIBBLEWHITE
MSRP: $466.90Now: $420.21Was: $466.90A complete cylinder head refresh demands precision components that work in concert—and the KIBBLEWHITE 30-33310 Service Kit delivers exactly that. This comprehensive kit eliminates the guesswork of...09263117- SKU:
- 09263117
- Availability:
- Ships Same Business Day
- Weight:
- 1.05 LBS
- MATERIAL:
- TITANIUM
- SPRING SEAT PRESSURE:
- 50 LB
- UNITS:
- KIT
- APPLICATION:
- EXHAUST
- SPRING LIFT:
- 0,385'
- MATERIAL:
- C630 BRONZE
- RIDING STYLE:
- OFF-ROAD
- SPRING LIFT IMPERIAL:
- 0.385'
- SPRING OPEN PRESSURE:
- 160 LB
- APPLICATION:
- INTAKE
- MODEL:
- BLACK DIAMOND™
- PRODUCT NAME:
- CYLINDER HEAD SERVICE KIT
MSRP: $466.90Now: $420.21Was: $466.90 -
On Sale
KIBBLEWHITE Spring Kit 30-32400
KIBBLEWHITE
MSRP: $229.93Now: $206.94Was: $229.93A properly engineered valve spring kit is essential for maintaining consistent valve seating, preventing float at high RPMs, and ensuring reliable performance under sustained load. The KIBBLEWHITE...09262980- SKU:
- 09262980
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- APPLICATION:
- INTAKE
- RIDING STYLE:
- OFF-ROAD
- SPRING OPEN PRESSURE:
- 160 LB
- TYPE:
- VALVE
- UNITS:
- KIT
- MATERIAL:
- TITANIUM
- PRODUCT NAME:
- SPRING KIT
- SPRING LIFT IMPERIAL:
- 0.380'
- APPLICATION:
- EXHAUST
MSRP: $229.93Now: $206.94Was: $229.93Qty in Cart: 0Quantity:Price:MSRP: $229.93Now: $206.94Was: $229.93Subtotal: -
On Sale
KIBBLEWHITE Exhaust Valve 30-32416
KIBBLEWHITE
MSRP: $37.55Now: $33.80Was: $37.55Exhaust valves are critical components that directly impact engine efficiency, reliability, and longevity. The KIBBLEWHITE Black Diamond™ 30-32416 is engineered to withstand extreme temperatures and...09262983- SKU:
- 09262983
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
- HEAD DIAMETER METRIC:
- 25.00 MM
- MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- VALVE
- TULIP ANGLE:
- 20°
- UNITS:
- EACH
- APPLICATION:
- EXHAUST
- MODEL:
- BLACK DIAMOND™
- LENGTH IMPERIAL:
- 3.310'
- RIDING STYLE:
- OFF-ROAD
- STEM DIAMETER IMPERIAL:
- 0.1956'
MSRP: $37.55Now: $33.80Was: $37.55 -
On Sale
KIBBLEWHITE Exhaust Valve - Stantard - Tensilite‚® - CRF250R 30-32416T
KIBBLEWHITE
MSRP: $109.33Now: $98.40Was: $109.33Exhaust valve performance directly impacts your CRF250R's scavenging efficiency and peak horsepower delivery. KIBBLEWHITE's Tensilite® valves are precision-forged from aerospace-grade titanium and...09262986- SKU:
- 09262986
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- APPLICATION:
- EXHAUST
- RIDING STYLE:
- OFF-ROAD
- STEM DIAMETER IMPERIAL:
- 0.1956'
- PRODUCT NAME:
- VALVE
- TULIP ANGLE:
- 20°
- HEAD DIAMETER METRIC:
- 25.00 MM
- MATERIAL:
- TITANIUM
- MODEL:
- TENSILITE®
- UNITS:
- EACH
MSRP: $109.33Now: $98.40Was: $109.33Qty in Cart: 0Quantity:Price:MSRP: $109.33Now: $98.40Was: $109.33Subtotal: -
On Sale
KIBBLEWHITE Exhaust Valve 20-20960
KIBBLEWHITE
MSRP: $48.58Now: $37.01Was: $48.58Exhaust valves endure extreme thermal cycling and combustion pressures—marginal quality leads to premature failure, loss of compression, and costly engine rebuilds. The KIBBLEWHITE Black Diamond™...09262996- SKU:
- 09262996
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- LENGTH IMPERIAL:
- 4.535'
- MODEL:
- BLACK DIAMOND™
- RIDING STYLE:
- STREET
- STEM DIAMETER IMPERIAL:
- 0.3106'
- APPLICATION:
- EXHAUST
- MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- VALVE
- UNITS:
- EACH
- HEAD DIAMETER METRIC:
- 43.18 MM
- TULIP ANGLE:
- 25°
MSRP: $48.58Now: $37.01Was: $48.58 -
On Sale
KIBBLEWHITE Exhaust Valve Guide 20-21031M
KIBBLEWHITE
MSRP: $15.10Now: $13.59Was: $15.10If you're building or rebuilding a high-performance engine, valve guide quality directly impacts flow efficiency, durability, and ring life. The KIBBLEWHITE 20-21031M exhaust valve guide delivers...09263024- SKU:
- 09263024
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- PRODUCT NAME:
- VALVE GUIDE
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- COLOR/FINISH:
- BRONZE
- OUTSIDE DIAMETER IMPERIAL:
- 0.4760'
- SIZE IMPERIAL:
- OVERSIZE (+0.001')
- APPLICATION:
- EXHAUST
- MATERIAL:
- MANGANESE-BRONZE
- BASE COLOR:
- BROWN
- INSIDE DIAMETER IMPERIAL:
- 0.2342'
MSRP: $15.10Now: $13.59Was: $15.10 -
On Sale
KIBBLEWHITE Exhaust Valve 80-81316
KIBBLEWHITE
MSRP: $37.55Now: $33.80Was: $37.55Exhaust valves endure extreme temperatures and constant cycling—factory originals wear quickly under high-performance demands. The KIBBLEWHITE Black Diamond™ valve delivers the durability and...09263030- SKU:
- 09263030
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- VALVE
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- MODEL:
- BLACK DIAMOND™
- STEM DIAMETER IMPERIAL:
- 0.1760'
- TULIP ANGLE:
- 25°
- HEAD DIAMETER METRIC:
- 26.00 MM
- LENGTH IMPERIAL:
- 3.470'
- APPLICATION:
- EXHAUST
MSRP: $37.55Now: $33.80Was: $37.55Qty in Cart: 0Quantity:Price:MSRP: $37.55Now: $33.80Was: $37.55Subtotal: -
On Sale
KIBBLEWHITE Intake Valve Guide 20-20861M
KIBBLEWHITE
MSRP: $15.10Now: $13.59Was: $15.10If you're rebuilding a cylinder head and want reliable valve guides without the hassle of specialized honing equipment, the KIBBLEWHITE 20-20861M delivers precision machining at a practical price...09262938- SKU:
- 09262938
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- APPLICATION:
- INTAKE
- PRODUCT NAME:
- VALVE GUIDE
- SIZE IMPERIAL:
- OVERSIZE (+0.001')
- UNITS:
- EACH
- MATERIAL:
- BRONZE
- RIDING STYLE:
- STREET
- INSIDE DIAMETER IMPERIAL:
- 0.3100'
- OUTSIDE DIAMETER IMPERIAL:
- 0.5635'
MSRP: $15.10Now: $13.59Was: $15.10 -
On Sale
KIBBLEWHITE Intake Valve Guide 20-20862M
KIBBLEWHITE
MSRP: $13.12Now: $11.81Was: $13.12If you're rebuilding a cylinder head, precision valve guides are non-negotiable for proper sealing, longevity, and performance. The KIBBLEWHITE 20-20862M uses manganese bronze construction, which...09262939- SKU:
- 09262939
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- MATERIAL:
- BRONZE
- SIZE IMPERIAL:
- OVERSIZE (+0.002')
- APPLICATION:
- INTAKE
- UNITS:
- EACH
- INSIDE DIAMETER IMPERIAL:
- 0.3100'
- RIDING STYLE:
- STREET
- OUTSIDE DIAMETER IMPERIAL:
- 0.5645'
- PRODUCT NAME:
- VALVE GUIDE
MSRP: $13.12Now: $11.81Was: $13.12Qty in Cart: 0Quantity:Price:MSRP: $13.12Now: $11.81Was: $13.12Subtotal: -
On Sale
KIBBLEWHITE Exhaust Valve Guide 20-20871M
KIBBLEWHITE
MSRP: $15.10Now: $13.59Was: $15.10If you're rebuilding a cylinder head, valve guide wear is a silent killer of performance and reliability. Kibblewhite's manganese bronze guides deliver superior heat conductivity to keep valve...09262941- SKU:
- 09262941
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- PRODUCT NAME:
- VALVE GUIDE
- SIZE IMPERIAL:
- OVERSIZE (+0.001')
- UNITS:
- EACH
- MATERIAL:
- BRONZE
- APPLICATION:
- EXHAUST
- RIDING STYLE:
- STREET
- INSIDE DIAMETER IMPERIAL:
- 0.3100'
- OUTSIDE DIAMETER IMPERIAL:
- 0.5635'
MSRP: $15.10Now: $13.59Was: $15.10 -
On Sale
KIBBLEWHITE Beehive Spring Kit - Titanium - M8 20-21000
KIBBLEWHITE
MSRP: $313.38Now: $282.04Was: $313.38Valve spring performance directly impacts your engine's ability to maintain precise valve timing under high RPM loads. KIBBLEWHITE's Beehive Spring Kit delivers the consistent control and durability...09262950- SKU:
- 09262950
- Availability:
- Ships Same Business Day
- Weight:
- 1.05 LBS
- STYLE:
- OVATE WIRE BEEHIVE
- TYPE:
- VALVE
- MATERIAL:
- TITANIUM
- SPRING OPEN PRESSURE:
- 212 LB
- UNITS:
- KIT
- APPLICATION:
- EXHAUST
- COLLAR MATERIAL:
- TITANIUM
- PRODUCT NAME:
- SPRING KIT
- RIDING STYLE:
- STREET
- SPRING SEAT PRESSURE:
- 80 IB
- APPLICATION:
- INTAKE
- SPRING LIFT IMPERIAL:
- 0.465'
MSRP: $313.38Now: $282.04Was: $313.38Qty in Cart: 0Quantity:Price:MSRP: $313.38Now: $282.04Was: $313.38Subtotal: -
On Sale
KIBBLEWHITE Exhaust Valve Guide 20-21032
KIBBLEWHITE
MSRP: $26.89Now: $24.20Was: $26.89If you're rebuilding a high-revving engine or restoring a classic with modern reliability in mind, worn or damaged valve guides compromise flow, increase blow-by, and accelerate component failure...09262965- SKU:
- 09262965
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- BASE COLOR:
- BROWN
- MATERIAL:
- C630 BRONZE
- OUTSIDE DIAMETER IMPERIAL:
- 0.4770'
- PRODUCT NAME:
- VALVE GUIDE
- INSIDE DIAMETER IMPERIAL:
- 0.2342'
- UNITS:
- EACH
- APPLICATION:
- EXHAUST
- COLOR/FINISH:
- BRONZE
- RIDING STYLE:
- STREET
- SIZE IMPERIAL:
- OVERSIZE (+0.002')
MSRP: $26.89Now: $24.20Was: $26.89Qty in Cart: 0Quantity:Price:MSRP: $26.89Now: $24.20Was: $26.89Subtotal: -
On Sale
KIBBLEWHITE Beehive Spring Kit - Titanium - M8 20-21205
KIBBLEWHITE
MSRP: $416.13Now: $374.52Was: $416.13High-lift camshafts and aggressive valve events demand spring packages engineered to keep up—and the KIBBLEWHITE Beehive Spring Kit delivers the reliability required for sustained high-RPM operation...09262968- SKU:
- 09262968
- Availability:
- Ships Same Business Day
- Weight:
- 0.86 LBS
- APPLICATION:
- INTAKE
- RIDING STYLE:
- STREET
- COLLAR MATERIAL:
- STEEL
- SPRING SEAT PRESSURE:
- 104 IB
- APPLICATION:
- EXHAUST
- PRODUCT NAME:
- SPRING KIT
- MATERIAL:
- STEEL
- SPRING LIFT IMPERIAL:
- 0.550'
- SPRING OPEN PRESSURE:
- 230 LB
- STYLE:
- OVATE WIRE BEEHIVE
- TYPE:
- VALVE
- UNITS:
- KIT
MSRP: $416.13Now: $374.52Was: $416.13Qty in Cart: 0Quantity:Price:MSRP: $416.13Now: $374.52Was: $416.13Subtotal: -
On Sale
KIBBLEWHITE Valve Keys - 8 pairs 51029-8
KIBBLEWHITE
MSRP: $68.96Now: $59.95Was: $68.96Valve keepers are critical components that secure your valve springs under extreme combustion pressures and high RPM conditions. Without reliable valve keys, you risk valve float, catastrophic engine...09262969- SKU:
- 09262969
- Availability:
- Ships Same Business Day
- Weight:
- 0.31 LBS
- MATERIAL:
- STEEL
- TYPE:
- VALVE
- UNITS:
- 16 PACK
- PRODUCT NAME:
- KEY
- APPLICATION:
- EXHAUST
- RIDING STYLE:
- STREET
- APPLICATION:
- INTAKE
MSRP: $68.96Now: $59.95Was: $68.96Qty in Cart: 0Quantity:Price:MSRP: $68.96Now: $59.95Was: $68.96Subtotal: -
On Sale
KIBBLEWHITE Valve Stem Seals 71045-4
KIBBLEWHITE
MSRP: $13.96Now: $12.56Was: $13.96Valve stem seals are a critical wear item that directly impacts engine compression, oil consumption, and longevity. The KIBBLEWHITE 71045-4 seals maintain consistent performance across both intake...09262970- SKU:
- 09262970
- Availability:
- Ships Same Business Day
- Weight:
- 0.11 LBS
- APPLICATION:
- INTAKE
- APPLICATION:
- EXHAUST
- PRODUCT NAME:
- SEAL
- RIDING STYLE:
- STREET
- MATERIAL:
- VITON
- TYPE:
- VALVE
- UNITS:
- 4 PACK
MSRP: $13.96Now: $12.56Was: $13.96 -
On Sale
KIBBLEWHITE Intake Valve Kit 40-41450
KIBBLEWHITE
MSRP: $185.23Now: $166.71Was: $185.23If you're running high-RPM applications or endurance racing, valve degradation is one of the quickest paths to catastrophic engine failure. The KIBBLEWHITE 40-41450 Intake Valve Kit replaces stock...09263154- SKU:
- 09263154
- Availability:
- Ships Same Business Day
- Weight:
- 0.51 LBS
- SPRING LIFT:
- 0,415'
- TYPE:
- CONVERSION
- PRODUCT NAME:
- VALVE KIT
- RIDING STYLE:
- OFF-ROAD
- SPRING OPEN PRESSURE:
- 181 LB
- SPRING SEAT PRESSURE:
- 65 LB
- UNITS:
- KIT
- APPLICATION:
- INTAKE
- MATERIAL:
- STEEL
- SPRING LIFT IMPERIAL:
- 0.415'
MSRP: $185.23Now: $166.71Was: $185.23Qty in Cart: 0Quantity:Price:MSRP: $185.23Now: $166.71Was: $185.23Subtotal: -
On Sale
KIBBLEWHITE Valve Guide 96-96521
KIBBLEWHITE
MSRP: $24.89Now: $22.40Was: $24.89Valve guide wear is one of the quickest ways to lose compression, increase oil consumption, and compromise engine reliability. The KIBBLEWHITE 96-96521 valve guide delivers the thermal management and...09263157- SKU:
- 09263157
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
- APPLICATION:
- INTAKE
- RIDING STYLE:
- OFF-ROAD
- SIZE IMPERIAL:
- OVERSIZE (+0.001')
- UNITS:
- EACH
- INSIDE DIAMETER IMPERIAL:
- 0.2353'
- MATERIAL:
- C630 BRONZE
- OUTSIDE DIAMETER IMPERIAL:
- 0.4362'
- PRODUCT NAME:
- VALVE GUIDE
MSRP: $24.89Now: $22.40Was: $24.89Qty in Cart: 0Quantity:Price:MSRP: $24.89Now: $22.40Was: $24.89Subtotal: -
On Sale
KIBBLEWHITE Spring Kit - .675" - Evolution/Twin Cam 20-21600
KIBBLEWHITE
MSRP: $234.76Now: $197.45Was: $234.76If you're running high-mileage or high-rpm applications, OEM titanium intake valves will eventually become a limiting factor in your engine's longevity and reliability. The KIBBLEWHITE Spring Kit...09263168- SKU:
- 09263168
- Availability:
- Ships Same Business Day
- Weight:
- 1.51 LBS
- APPLICATION:
- INTAKE
- PRODUCT NAME:
- SPRING KIT
- RIDING STYLE:
- STREET
- SPRING LIFT IMPERIAL:
- 0.675'
- SPRING OPEN PRESSURE:
- 450 LB
- APPLICATION:
- EXHAUST
- SPRING LIFT:
- 0,675'
- SPRING SEAT PRESSURE:
- 185 IB
- UNITS:
- KIT
MSRP: $234.76Now: $197.45Was: $234.76 -
On Sale
KIBBLEWHITE Valve Conversion Kit 80-82350
KIBBLEWHITE
MSRP: $172.15Now: $154.94Was: $172.15If you're running your engine hard, OEM titanium intake valves will only take you so far before thermal fatigue and wear force a costly rebuild. The KIBBLEWHITE Valve Conversion Kit replaces them...09263177- SKU:
- 09263177
- Availability:
- Ships Same Business Day
- Weight:
- 0.46 LBS
- SPRING LIFT:
- 0,420'
- SPRING SEAT PRESSURE:
- 69 LB
- APPLICATION:
- INTAKE
- MATERIAL:
- STEEL
- PRODUCT NAME:
- VALVE KIT
- RIDING STYLE:
- OFF-ROAD
- SPRING LIFT IMPERIAL:
- 0.420'
- SPRING OPEN PRESSURE:
- 187 LB
- TYPE:
- CONVERSION
- UNITS:
- KIT
MSRP: $172.15Now: $154.94Was: $172.15Qty in Cart: 0Quantity:Price:MSRP: $172.15Now: $154.94Was: $172.15Subtotal: -
On Sale
KIBBLEWHITE Intake Valve 80-82312
KIBBLEWHITE
MSRP: $31.01Now: $27.91Was: $31.01If you're building or rebuilding an engine that demands reliability under sustained high RPM operation, intake valve quality directly impacts combustion efficiency and longevity. The KIBBLEWHITE...09263178- SKU:
- 09263178
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- STEM DIAMETER IMPERIAL:
- 0.1962'
- HEAD DIAMETER METRIC:
- 31.00 MM
- LENGTH IMPERIAL:
- 3.245'
- MATERIAL:
- STEEL
- PRODUCT NAME:
- VALVE
- RIDING STYLE:
- OFF-ROAD
- TULIP ANGLE:
- 18°
- APPLICATION:
- INTAKE
- MODEL:
- BLACK DIAMOND™
- UNITS:
- EACH
MSRP: $31.01Now: $27.91Was: $31.01 -
On Sale
KIBBLEWHITE Complete Valve Kit - M8 20-23350
KIBBLEWHITE
MSRP: $508.87Now: $457.98Was: $508.87A complete valve kit is essential for any engine rebuild or top-end refresh—and this KIBBLEWHITE set gives you everything needed in one package, eliminating guesswork and sourcing headaches. The...09263222- SKU:
- 09263222
- Availability:
- Ships Same Business Day
- Weight:
- 2.35 LBS
- MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- ENGINE KIT
- MODEL:
- BLACK DIAMOND™
- RIDING STYLE:
- STREET
- SPRING LIFT:
- 0,465'
- SPRING LIFT IMPERIAL:
- 0.465'
- SPRING OPEN PRESSURE:
- 212 LB
- SPRING SEAT PRESSURE:
- 80 IB
- UNITS:
- KIT
MSRP: $508.87Now: $457.98Was: $508.87Qty in Cart: 0Quantity:Price:MSRP: $508.87Now: $457.98Was: $508.87Subtotal: -
On Sale
KIBBLEWHITE Cylinder Head Service Kit 30-33460
KIBBLEWHITE
MSRP: $431.48Now: $362.92Was: $431.48A complete top-end refresh requires precision components engineered to withstand the demands of high-RPM racing. The KIBBLEWHITE Cylinder Head Service Kit 30-33460 consolidates every critical...09263225- SKU:
- 09263225
- Availability:
- Ships Same Business Day
- Weight:
- 2.71 LBS
- APPLICATION:
- EXHAUST
- MATERIAL:
- TITANIUM
- SPRING LIFT:
- 0,300'
- MATERIAL:
- C630 BRONZE
- SPRING OPEN PRESSURE:
- 157 LB
- UNITS:
- KIT
- APPLICATION:
- INTAKE
- MODEL:
- BLACK DIAMOND™
- PRODUCT NAME:
- CYLINDER HEAD SERVICE KIT
- RIDING STYLE:
- ATV
- SPRING LIFT IMPERIAL:
- 0.300'
- SPRING SEAT PRESSURE:
- 70 LB
MSRP: $431.48Now: $362.92Was: $431.48 -
On Sale
KIBBLEWHITE Intake Valve - Standard - M8 20-21012H
KIBBLEWHITE
MSRP: $36.98Now: $29.50Was: $36.98If you're running an M8 engine at the limit, valve durability becomes non-negotiable. KIBBLEWHITE's Black Diamond intake valves are engineered to outlast OEM components through advanced metallurgy...09263305- SKU:
- 09263305
- Availability:
- Ships Same Business Day
- Weight:
- 0.11 LBS
- STEM DIAMETER IMPERIAL:
- 0.2347'
- RIDING STYLE:
- STREET
- TULIP ANGLE:
- 10°
- UNITS:
- EACH
- APPLICATION:
- INTAKE
- HEAD DIAMETER IMPERIAL:
- 1.571'
- LENGTH IMPERIAL:
- 4.015'
- PRODUCT NAME:
- VALVE
MSRP: $36.98Now: $29.50Was: $36.98 -
On Sale
KIBBLEWHITE Valve Kit - Knucklehead 20-22000
KIBBLEWHITE
MSRP: $128.06Now: $106.07Was: $128.06Valve degradation is one of the fastest paths to power loss and engine reliability issues in high-performance applications. The KIBBLEWHITE Valve Kit delivers Black Diamond™ stainless steel valves...09263307- SKU:
- 09263307
- Availability:
- Ships Same Business Day
- Weight:
- 0.95 LBS
- MODEL:
- BLACK DIAMOND™
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- VALVE KIT
- UNITS:
- KIT
- MATERIAL:
- STAINLESS STEEL
MSRP: $128.06Now: $106.07Was: $128.06 -
On Sale
KIBBLEWHITE Piston System 30-32500
KIBBLEWHITE
MSRP: $660.02Now: $594.02Was: $660.02If you're chasing higher compression ratios without sacrificing reliability, the KIBBLEWHITE Piston System 30-32500 is engineered specifically for that purpose. The convex valve reliefs match your...09031586- SKU:
- 09031586
- Availability:
- Ships Same Business Day
- Weight:
- 1.91 LBS
- BORE SIZE METRIC:
- 94.00 MM
- PRODUCT NAME:
- SERVICE KIT
- RIDING STYLE:
- ATV
- UNITS:
- KIT
- TYPE:
- TOP END
MSRP: $660.02Now: $594.02Was: $660.02Qty in Cart: 0Quantity:Price:MSRP: $660.02Now: $594.02Was: $660.02Subtotal: -
On Sale
KIBBLEWHITE Valve Guide 20-4322C
KIBBLEWHITE
MSRP: $9.71Now: $8.86Was: $9.71Valve guide wear is one of the most common culprits behind oil consumption, loss of compression, and eventual catastrophic engine failure. The KIBBLEWHITE 20-4322C replaces worn guides with...DS199761- SKU:
- DS199761
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- MATERIAL:
- CAST IRON
- PRODUCT NAME:
- VALVE GUIDE
- RIDING STYLE:
- STREET
- APPLICATION:
- EXHAUST
- INSIDE DIAMETER IMPERIAL:
- 0.3090'
- UNITS:
- EACH
- OUTSIDE DIAMETER IMPERIAL:
- 0.5640'
- SIZE IMPERIAL:
- OVERSIZE (+0.002')
MSRP: $9.71Now: $8.86Was: $9.71 -
On Sale
KIBBLEWHITE Tool Hone Valve Guide 5.5Mm GH-2165
KIBBLEWHITE
MSRP: $40.14Now: $36.13Was: $40.14Precision valve guide sizing is critical to engine longevity and performance—oversized or undersized guides compromise oil control and valve sealing. The KIBBLEWHITE Tool Hone Valve Guide 5.5mm...38010220- SKU:
- 38010220
- Availability:
- Ships Same Business Day
- Weight:
- 0.09 LBS
- WIDTH:
- 5.5 MM
- PRODUCT NAME:
- BALL HONER
- APPLICATION:
- VALVE GUIDE
- RIDING STYLE:
- STREET
- MEASUREMENT SYSTEM:
- METRIC
- UNITS:
- EACH
MSRP: $40.14Now: $36.13Was: $40.14 -
On Sale
KIBBLEWHITE Tool Reamer 7Mm GR-2770
KIBBLEWHITE
MSRP: $113.56Now: $102.20Was: $113.56Precision valve guide sizing demands a reamer engineered for the specific material you're working with—guesswork here costs you both time and parts. The KIBBLEWHITE Tool Reamer 7MM GR-2770 is...38010253- SKU:
- 38010253
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- MEASUREMENT SYSTEM:
- SAE
- RIDING STYLE:
- STREET
- TYPE:
- VALVE GUIDE
- UNITS:
- EACH
- MATERIAL:
- STEEL
- PRODUCT NAME:
- REAMER
- OVERALL LENGTH IMPERIAL:
- 7.125'
- COLOR/FINISH:
- NICKEL
- OUTSIDE DIAMETER IMPERIAL:
- 0.2770'
- OVERALL LENGTH METRIC:
- 181 MM
MSRP: $113.56Now: $102.20Was: $113.56 -
On Sale
KIBBLEWHITE Clutch Springs - 3 Pack 70-0124
KIBBLEWHITE
MSRP: $13.33Now: $12.00Was: $13.33Clutch spring wear is often the first point of failure in high-revving engines, leading to inconsistent engagement and slippage under load. KIBBLEWHITE Clutch Springs deliver the consistent pressure...11312312- SKU:
- 11312312
- Availability:
- Ships Same Business Day
- Weight:
- 0.12 LBS
- COLOR/FINISH:
- RED
- RIDING STYLE:
- STREET
- TYPE:
- CLUTCH
- UNITS:
- 3 PACK
- PRODUCT NAME:
- SPRING
MSRP: $13.33Now: $12.00Was: $13.33Qty in Cart: 0Quantity:Price:MSRP: $13.33Now: $12.00Was: $13.33Subtotal: -
On Sale
KIBBLEWHITE Intake Valve - CRF150R - Standard 30-30910
KIBBLEWHITE
MSRP: $37.55Now: $33.80Was: $37.55OEM valves wear down with hard use, causing compression loss and throttle response lag that compounds over time. The Kibblewhite Black Diamond™ intake valve restores full flow efficiency while...09260298- SKU:
- 09260298
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- MODEL:
- BLACK DIAMOND™
- STEM DIAMETER IMPERIAL:
- 0.1765'
- MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- VALVE
- APPLICATION:
- INTAKE
- TULIP ANGLE:
- 19°
- UNITS:
- EACH
- HEAD DIAMETER METRIC:
- 26.00 MM
- LENGTH IMPERIAL:
- 3.065'
- RIDING STYLE:
- OFF-ROAD
MSRP: $37.55Now: $33.80Was: $37.55 -
On Sale
KIBBLEWHITE Cast Iron Valve Seat - Intake/Exhaust - Big Twin 10-SC494
KIBBLEWHITE
MSRP: $12.26Now: $11.03Was: $12.26Valve seats are critical wear points in any high-performance engine, and OEM replacements often fall short under sustained racing conditions. The KIBBLEWHITE Cast Iron Valve Seat delivers superior...09261440- SKU:
- 09261440
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- MATERIAL:
- CAST IRON
- VALVE SEAT HEIGHT IMPERIAL:
- 0.450'
- APPLICATION:
- INTAKE
- RIDING STYLE:
- STREET
- INSIDE DIAMETER IMPERIAL:
- 1.500'
- OUTSIDE DIAMETER IMPERIAL:
- 1.9450'
- APPLICATION:
- EXHAUST
- PRODUCT NAME:
- VALVE SEAT
- UNITS:
- EACH
MSRP: $12.26Now: $11.03Was: $12.26Qty in Cart: 0Quantity:Price:MSRP: $12.26Now: $11.03Was: $12.26Subtotal: -
On Sale
KIBBLEWHITE Intake Valve 40-40412
KIBBLEWHITE
MSRP: $35.22Now: $27.91Was: $35.22Kibblewhite's Black Diamond™ intake valves are engineered for engines that demand precision and longevity. Built from EV8 stainless steel forgings, these valves deliver reduced friction and...09261649- SKU:
- 09261649
- Availability:
- Ships Same Business Day
- Weight:
- 0.08 LBS
- RIDING STYLE:
- UTV
- APPLICATION:
- INTAKE
- HEAD DIAMETER METRIC:
- 30.00 MM
- MATERIAL:
- STAINLESS STEEL
- MODEL:
- BLACK DIAMOND™
- PRODUCT NAME:
- VALVE
- LENGTH IMPERIAL:
- 3.600'
- RIDING STYLE:
- ATV
- STEM DIAMETER IMPERIAL:
- 0.1960'
- TULIP ANGLE:
- 10°
- UNITS:
- EACH
MSRP: $35.22Now: $27.91Was: $35.22 -
On Sale
KIBBLEWHITE Exhaust Valve Guide 96-96280
KIBBLEWHITE
MSRP: $24.89Now: $22.40Was: $24.89Valve guide wear is one of the most common culprits behind oil consumption, loss of compression, and erratic idle in high-performance engines. The KIBBLEWHITE Exhaust Valve Guide 96-96280 replaces...09261716- SKU:
- 09261716
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- INSIDE DIAMETER IMPERIAL:
- 0.1960'
- MATERIAL:
- C630 BRONZE
- SIZE IMPERIAL:
- STANDARD
- UNITS:
- EACH
- APPLICATION:
- EXHAUST
- OUTSIDE DIAMETER IMPERIAL:
- 0.3958'
- PRODUCT NAME:
- VALVE GUIDE
- RIDING STYLE:
- OFF-ROAD
MSRP: $24.89Now: $22.40Was: $24.89 -
On Sale
KIBBLEWHITE Valve Guide - Big Twin 20-2038C
KIBBLEWHITE
MSRP: $9.71Now: $8.86Was: $9.71Worn valve guides compromise cylinder head integrity and increase blowby, robbing your Big Twin of power and reliability. The KIBBLEWHITE 20-2038C restores precise valve-to-guide clearance, ensuring...09261985- SKU:
- 09261985
- Availability:
- Ships Same Business Day
- Weight:
- 0.09 LBS
- INSIDE DIAMETER IMPERIAL:
- 0.3760'
- MATERIAL:
- CAST IRON
- OUTSIDE DIAMETER IMPERIAL:
- 0.5730'
- PRODUCT NAME:
- VALVE GUIDE
- RIDING STYLE:
- STREET
- APPLICATION:
- EXHAUST
- SIZE IMPERIAL:
- OVERSIZE (+0.010')
- UNITS:
- EACH
MSRP: $9.71Now: $8.86Was: $9.71 -
On Sale
KIBBLEWHITE Cast Iron Valve Guide 20-2064C
KIBBLEWHITE
MSRP: $9.71Now: $8.86Was: $9.71A precision-machined valve guide engineered for durability in modern fuel systems and demanding engine builds. KIBBLEWHITE's cast iron construction ensures reliable performance whether you're running...09261996- SKU:
- 09261996
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- APPLICATION:
- EXHAUST
- UNITS:
- EACH
- PRODUCT NAME:
- VALVE GUIDE
- INSIDE DIAMETER IMPERIAL:
- 0.3745'
- MATERIAL:
- CAST IRON
- OUTSIDE DIAMETER IMPERIAL:
- 0.6290'
- RIDING STYLE:
- STREET
MSRP: $9.71Now: $8.86Was: $9.71 -
On Sale
KIBBLEWHITE Valve Guide 20-20700
KIBBLEWHITE
MSRP: $29.60Now: $26.64Was: $29.60If you're rebuilding a high-revving engine or replacing worn valve guides, precision matters. KIBBLEWHITE's C630 machined guides deliver reliable service across naturally aspirated and...09262014- SKU:
- 09262014
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- PRODUCT NAME:
- VALVE GUIDE
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- BRONZE
- OUTSIDE DIAMETER IMPERIAL:
- 0.5620'
- SIZE IMPERIAL:
- STANDARD
- APPLICATION:
- EXHAUST
- INSIDE DIAMETER IMPERIAL:
- 0.2750'
- BASE COLOR:
- BROWN
- MATERIAL:
- C630 BRONZE
- UNITS:
- EACH
MSRP: $29.60Now: $26.64Was: $29.60 -
On Sale
KIBBLEWHITE Valve Guide - Big Twin 20-30HSC
KIBBLEWHITE
MSRP: $9.71Now: $8.86Was: $9.71Proper valve guide clearance is critical to engine reliability and longevity, especially in high-performance Big Twin applications where tight tolerances directly impact compression and seal...09262029- SKU:
- 09262029
- Availability:
- Ships Same Business Day
- Weight:
- 0.09 LBS
- PRODUCT NAME:
- VALVE GUIDE
- RIDING STYLE:
- STREET
- APPLICATION:
- EXHAUST
- MATERIAL:
- CAST IRON
- OUTSIDE DIAMETER IMPERIAL:
- 0.5900'
- INSIDE DIAMETER IMPERIAL:
- 0.3760'
- SIZE IMPERIAL:
- OVERSIZE (+0.025')
- UNITS:
- EACH
MSRP: $9.71Now: $8.86Was: $9.71 -
On Sale
KIBBLEWHITE Valve Guide 20-2029M
KIBBLEWHITE
MSRP: $15.10Now: $13.59Was: $15.10Valve guide wear can compromise your engine's compression, increase oil consumption, and accelerate valve seat degradation—all costly problems that compound over time. The KIBBLEWHITE 20-2029M...09262273- SKU:
- 09262273
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- SIZE IMPERIAL:
- OVERSIZE (+0.010')
- INSIDE DIAMETER IMPERIAL:
- 0.3760'
- PRODUCT NAME:
- VALVE GUIDE
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- APPLICATION:
- INTAKE
- OUTSIDE DIAMETER IMPERIAL:
- 0.5750'
- MATERIAL:
- BRONZE
MSRP: $15.10Now: $13.59Was: $15.10 -
On Sale
KIBBLEWHITE Valve Guide 20-2060M
KIBBLEWHITE
MSRP: $15.10Now: $13.59Was: $15.10If you're rebuilding a cylinder head and want to avoid the expense and complexity of specialized honing equipment, Kibblewhite's manganese bronze valve guides deliver precision performance without...09262287- SKU:
- 09262287
- Availability:
- Ships Same Business Day
- Weight:
- 0.16 LBS
- MATERIAL:
- BRONZE
- PRODUCT NAME:
- VALVE GUIDE
- RIDING STYLE:
- STREET
- APPLICATION:
- EXHAUST
- OUTSIDE DIAMETER IMPERIAL:
- 0.6250'
- SIZE IMPERIAL:
- STANDARD
- UNITS:
- EACH
- INSIDE DIAMETER IMPERIAL:
- 0.3745'
MSRP: $15.10Now: $13.59Was: $15.10
