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
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- Price
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KIBBLEWHITE Cast Iron Valve Guide 20-2064C
KIBBLEWHITE
$8.83Precision-machined from cast iron, Compatible with no-lead fuel and accept any type of valve-stem material, Accept special valve guide seals (sold separately), Made in the U.S.A.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
$8.83Qty in Cart: 0Quantity:Price:$8.83Subtotal: -
KIBBLEWHITE Valve Guide 20-20700
KIBBLEWHITE
$29.60Precision-machined from C630, Compatible with no-lead fuel and accept any type of valve-stem material, Provide maximum service with chromed valve stems, Feature a tapered nose design for maximum...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
$29.60 -
KIBBLEWHITE Valve Guide - Big Twin 20-30HSC
KIBBLEWHITE
$8.83Precision-machined from cast iron, Compatible with no-lead fuel and accept any type of valve-stem material, Made in the U.S.A.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
$8.83Qty in Cart: 0Quantity:Price:$8.83Subtotal: -
KIBBLEWHITE Valve Guide 20-2029M
KIBBLEWHITE
$15.10Precision-machined guides, Manganese bronze guide material is softer than nickel aluminum bronze valve guides, Excellent heat conductivity which promotes long valve life, Guides can be easily reamed...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
$15.10Qty in Cart: 0Quantity:Price:$15.10Subtotal: -
KIBBLEWHITE Valve Guide 20-2060M
KIBBLEWHITE
$15.10Precision-machined guides, Manganese bronze guide material is softer than nickel aluminum bronze valve guides, Excellent heat conductivity which promotes long valve life, Guides can be easily reamed...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'
$15.10 -
KIBBLEWHITE Valve Guide 20-2064M
KIBBLEWHITE
$15.10Precision-machined guides, Manganese bronze guide material is softer than nickel aluminum bronze valve guides, Excellent heat conductivity which promotes long valve life, Guides can be easily reamed...09262290- SKU:
- 09262290
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- UNITS:
- EACH
- APPLICATION:
- EXHAUST
- INSIDE DIAMETER IMPERIAL:
- 0.3745'
- OUTSIDE DIAMETER IMPERIAL:
- 0.6290'
- MATERIAL:
- BRONZE
- SIZE IMPERIAL:
- OVERSIZE (+0.004')
- PRODUCT NAME:
- VALVE GUIDE
- RIDING STYLE:
- STREET
$15.10 -
KIBBLEWHITE Valve Guide 20-2066M
KIBBLEWHITE
$15.10Precision-machined guides, Manganese bronze guide material is softer than nickel aluminum bronze valve guides, Excellent heat conductivity which promotes long valve life, Guides can be easily reamed...09262291- SKU:
- 09262291
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- OUTSIDE DIAMETER IMPERIAL:
- 0.6310'
- PRODUCT NAME:
- VALVE GUIDE
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- SIZE IMPERIAL:
- OVERSIZE (+0.006')
- APPLICATION:
- EXHAUST
- INSIDE DIAMETER IMPERIAL:
- 0.3745'
- MATERIAL:
- BRONZE
$15.10Qty in Cart: 0Quantity:Price:$15.10Subtotal: -
KIBBLEWHITE Valve Guide 20-2132M
KIBBLEWHITE
$15.10Precision-machined guides, Manganese bronze guide material is softer than nickel aluminum bronze valve guides, Excellent heat conductivity which promotes long valve life, Guides can be easily reamed...09262309- SKU:
- 09262309
- Availability:
- Ships Same Business Day
- Weight:
- 0.16 LBS
- MATERIAL:
- BRONZE
- OUTSIDE DIAMETER IMPERIAL:
- 0.5640'
- APPLICATION:
- EXHAUST
- UNITS:
- EACH
- INSIDE DIAMETER IMPERIAL:
- 0.3098'
- PRODUCT NAME:
- VALVE GUIDE
- RIDING STYLE:
- STREET
- SIZE IMPERIAL:
- OVERSIZE (+0.002')
$15.10 -
KIBBLEWHITE Valve Guide - Big Twin 20-2132C
KIBBLEWHITE
$8.83Precision-machined from cast iron, Compatible with no-lead fuel and accept any type of valve-stem material, Made in the U.S.A.09260724- SKU:
- 09260724
- Availability:
- Ships Same Business Day
- Weight:
- 0.16 LBS
- RIDING STYLE:
- STREET
- INSIDE DIAMETER IMPERIAL:
- 0.3085'
- OUTSIDE DIAMETER IMPERIAL:
- 0.5640'
- PRODUCT NAME:
- VALVE GUIDE
- APPLICATION:
- EXHAUST
- MATERIAL:
- CAST IRON
- SIZE IMPERIAL:
- OVERSIZE (+0.002')
- UNITS:
- EACH
$8.83Qty in Cart: 0Quantity:Price:$8.83Subtotal: -
KIBBLEWHITE Valve Guide - Big Twin 20-2034C
KIBBLEWHITE
$8.83Precision-machined from cast iron, Compatible with no-lead fuel and accept any type of valve-stem material, Made in the U.S.A.09260753- SKU:
- 09260753
- Availability:
- Ships Same Business Day
- Weight:
- 0.09 LBS
- PRODUCT NAME:
- VALVE GUIDE
- SIZE IMPERIAL:
- OVERSIZE (+0.004')
- UNITS:
- EACH
- APPLICATION:
- EXHAUST
- MATERIAL:
- CAST IRON
- INSIDE DIAMETER IMPERIAL:
- 0.3760'
- OUTSIDE DIAMETER IMPERIAL:
- 0.5690'
- RIDING STYLE:
- STREET
$8.83