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Harley Valves and Parts

Harley Valves and Parts

Harley Valves and Parts

Harley Bike Valves & Parts at JJ Motorsports

Revitalize your Harley's valvetrain with premium valves and springs from JJ Motorsports, featuring Kibblewhite stainless steel valves and beehive springs for increased lift, better flow, and high-RPM durability on Twin Cam, Evo, and Big Twin engines. These precision components ensure reliable sealing and performance.

Shop Kibblewhite and Feuling valves and parts for race-proven quality. Explore related categories such as Harley engine for cams and lifters, or Harley for exhaust and heads to complete your top-end rebuild.

Top Harley Valves & Parts

Browse our in-stock inventory below with same-day shipping and expert support. Free shipping on orders over $99! Questions? Contact us for fitment advice!

  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • On Sale
    KIBBLEWHITE Valve Guide 20-20702

    KIBBLEWHITE Valve Guide 20-20702

    KIBBLEWHITE

    MSRP: $29.60
    Now: $26.64
    Was: $29.60
    If you're rebuilding a high-mileage engine or restoring a classic, worn valve guides compromise both performance and reliability. The KIBBLEWHITE 20-20702 valve guide is precision-machined from C630...
    09262018
    SKU:
    09262018
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    COLOR/FINISH:
    BRONZE
    OUTSIDE DIAMETER IMPERIAL:
    0.5640'
    INSIDE DIAMETER IMPERIAL:
    0.2750'
    PRODUCT NAME:
    VALVE GUIDE
    RIDING STYLE:
    STREET
    SIZE IMPERIAL:
    OVERSIZE (+0.002')
    MATERIAL:
    C630 BRONZE
    UNITS:
    EACH
    APPLICATION:
    EXHAUST
    BASE COLOR:
    BROWN
    MSRP: $29.60
    Now: $26.64
    Was: $29.60
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $29.60
    Now: $26.64
    Was: $29.60
    Subtotal:
  • On Sale
    KIBBLEWHITE Valve Guide - Twin Cam 20-20702C KIBBLEWHITE Valve Guide - Twin Cam 20-20702C

    KIBBLEWHITE Valve Guide - Twin Cam 20-20702C

    KIBBLEWHITE

    MSRP: $11.98
    Now: $10.78
    Was: $11.98
    Valve guides are critical components that determine how precisely your valve seats and operates—poor guides lead to excessive wear, oil consumption, and power loss. KIBBLEWHITE's precision-machined...
    09262019
    SKU:
    09262019
    Availability:
    Ships Same Business Day
    Weight:
    0.11 LBS
    MATERIAL:
    CAST IRON
    OUTSIDE DIAMETER IMPERIAL:
    0.5640'
    APPLICATION:
    EXHAUST
    SIZE IMPERIAL:
    OVERSIZE (+0.002')
    INSIDE DIAMETER IMPERIAL:
    0.2750'
    PRODUCT NAME:
    VALVE GUIDE
    RIDING STYLE:
    STREET
    UNITS:
    EACH
    MSRP: $11.98
    Now: $10.78
    Was: $11.98
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $11.98
    Now: $10.78
    Was: $11.98
    Subtotal:
  • On Sale
    KIBBLEWHITE Valve Guide 20-20709

    KIBBLEWHITE Valve Guide 20-20709

    KIBBLEWHITE

    MSRP: $29.60
    Now: $26.64
    Was: $29.60
    Factory valve guides wear out—especially under sustained high RPM or aggressive tuning. KIBBLEWHITE's precision-machined C630 guides restore proper valve sealing, concentrating flow and eliminating...
    09262020
    SKU:
    09262020
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    INSIDE DIAMETER IMPERIAL:
    0.2750'
    APPLICATION:
    EXHAUST
    COLOR/FINISH:
    BRONZE
    BASE COLOR:
    BROWN
    MATERIAL:
    C630 BRONZE
    OUTSIDE DIAMETER IMPERIAL:
    0.5720'
    PRODUCT NAME:
    VALVE GUIDE
    RIDING STYLE:
    STREET
    SIZE IMPERIAL:
    OVERSIZE (+0.010')
    UNITS:
    EACH
    MSRP: $29.60
    Now: $26.64
    Was: $29.60
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $29.60
    Now: $26.64
    Was: $29.60
    Subtotal:
  • On Sale
    KIBBLEWHITE Valve Guide - Twin Cam 20-20709C

    KIBBLEWHITE Valve Guide - Twin Cam 20-20709C

    KIBBLEWHITE

    MSRP: $11.98
    Now: $10.78
    Was: $11.98
    Valve guides are critical to engine longevity—they maintain proper valve alignment, reduce wear on valve stems, and prevent oil leakage into the combustion chamber. The KIBBLEWHITE 20-20709C Twin Cam...
    09262021
    SKU:
    09262021
    Availability:
    Ships Same Business Day
    Weight:
    0.11 LBS
    INSIDE DIAMETER IMPERIAL:
    0.2750'
    UNITS:
    EACH
    OUTSIDE DIAMETER IMPERIAL:
    0.5720'
    PRODUCT NAME:
    VALVE GUIDE
    RIDING STYLE:
    STREET
    SIZE IMPERIAL:
    OVERSIZE (+0.010')
    APPLICATION:
    EXHAUST
    MATERIAL:
    CAST IRON
    MSRP: $11.98
    Now: $10.78
    Was: $11.98
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $11.98
    Now: $10.78
    Was: $11.98
    Subtotal:
  • On Sale
    KIBBLEWHITE Valve Guide - Big Twin 20-20HS KIBBLEWHITE Valve Guide - Big Twin 20-20HS

    KIBBLEWHITE Valve Guide - Big Twin 20-20HS

    KIBBLEWHITE

    MSRP: $34.40
    Now: $30.96
    Was: $34.40
    Valve guides are critical to engine longevity—they prevent excessive valve stem wear, maintain precise valve seating, and protect against catastrophic cylinder head damage. The KIBBLEWHITE 20-20HS is...
    09262022
    SKU:
    09262022
    Availability:
    Ships Same Business Day
    Weight:
    0.09 LBS
    APPLICATION:
    INTAKE
    MATERIAL:
    BRONZE
    OUTSIDE DIAMETER IMPERIAL:
    0.5900'
    INSIDE DIAMETER IMPERIAL:
    0.3760'
    PRODUCT NAME:
    VALVE GUIDE
    RIDING STYLE:
    STREET
    SIZE IMPERIAL:
    OVERSIZE (+0.025')
    UNITS:
    EACH
    MSRP: $34.40
    Now: $30.96
    Was: $34.40
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $34.40
    Now: $30.96
    Was: $34.40
    Subtotal:
  • On Sale
    KIBBLEWHITE Valve Guide - Big Twin 20-20HSC

    KIBBLEWHITE Valve Guide - Big Twin 20-20HSC

    KIBBLEWHITE

    MSRP: $9.71
    Now: $8.86
    Was: $9.71
    Valve guides are critical wear surfaces that directly impact engine sealing, oil consumption, and overall reliability—especially in high-performance Big Twin applications where precision tolerances...
    09262023
    SKU:
    09262023
    Availability:
    Ships Same Business Day
    Weight:
    0.08 LBS
    MATERIAL:
    CAST IRON
    APPLICATION:
    INTAKE
    INSIDE DIAMETER IMPERIAL:
    0.3760'
    PRODUCT NAME:
    VALVE GUIDE
    RIDING STYLE:
    STREET
    SIZE IMPERIAL:
    OVERSIZE (+0.025')
    OUTSIDE DIAMETER IMPERIAL:
    0.5900'
    UNITS:
    EACH
    MSRP: $9.71
    Now: $8.86
    Was: $9.71
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $9.71
    Now: $8.86
    Was: $9.71
    Subtotal:
  • On Sale
    KIBBLEWHITE Valve Guide 20-2329

    KIBBLEWHITE Valve Guide 20-2329

    KIBBLEWHITE

    MSRP: $34.40
    Now: $30.96
    Was: $34.40
    If you're rebuilding a high-revving engine or restoring a classic with modern performance expectations, valve guide quality directly impacts cylinder head longevity and flow efficiency. KIBBLEWHITE's...
    09262024
    SKU:
    09262024
    Availability:
    Ships Same Business Day
    Weight:
    0.08 LBS
    SIZE IMPERIAL:
    OVERSIZE (+0.010')
    UNITS:
    EACH
    APPLICATION:
    INTAKE
    PRODUCT NAME:
    VALVE GUIDE
    RIDING STYLE:
    STREET
    COLOR/FINISH:
    BRONZE
    INSIDE DIAMETER IMPERIAL:
    0.3085'
    OUTSIDE DIAMETER IMPERIAL:
    0.5750'
    BASE COLOR:
    BROWN
    MATERIAL:
    C630 BRONZE
    MSRP: $34.40
    Now: $30.96
    Was: $34.40
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $34.40
    Now: $30.96
    Was: $34.40
    Subtotal:
  • On Sale
    KIBBLEWHITE Valve Guide 20-2339

    KIBBLEWHITE Valve Guide 20-2339

    KIBBLEWHITE

    MSRP: $34.40
    Now: $30.96
    Was: $34.40
    If you're rebuilding a high-revving engine or restoring a classic with modern fuel standards in mind, quality valve guides are non-negotiable. The KIBBLEWHITE Valve Guide 20-2339 delivers precision...
    09262026
    SKU:
    09262026
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    APPLICATION:
    EXHAUST
    UNITS:
    EACH
    COLOR/FINISH:
    BRONZE
    INSIDE DIAMETER IMPERIAL:
    0.3375'
    PRODUCT NAME:
    VALVE GUIDE
    RIDING STYLE:
    STREET
    BASE COLOR:
    BROWN
    MATERIAL:
    C630 BRONZE
    OUTSIDE DIAMETER IMPERIAL:
    0.5750'
    SIZE IMPERIAL:
    OVERSIZE (+0.010')
    MSRP: $34.40
    Now: $30.96
    Was: $34.40
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $34.40
    Now: $30.96
    Was: $34.40
    Subtotal:
  • On Sale
    KIBBLEWHITE Cast Iron Valve Guide - XL 20-2339C

    KIBBLEWHITE Cast Iron Valve Guide - XL 20-2339C

    KIBBLEWHITE

    MSRP: $9.71
    Now: $8.86
    Was: $9.71
    Valve guides are the silent workhorses of your cylinder head—they keep your valves perfectly centered, minimize lateral wear, and maintain tight tolerances under extreme heat and RPM. KIBBLEWHITE's...
    09262027
    SKU:
    09262027
    Availability:
    Ships Same Business Day
    Weight:
    0.16 LBS
    APPLICATION:
    EXHAUST
    OUTSIDE DIAMETER IMPERIAL:
    0.5750'
    SIZE IMPERIAL:
    OVERSIZE (+0.010')
    UNITS:
    EACH
    INSIDE DIAMETER IMPERIAL:
    0.3375'
    PRODUCT NAME:
    VALVE GUIDE
    RIDING STYLE:
    STREET
    MATERIAL:
    CAST IRON
    MSRP: $9.71
    Now: $8.86
    Was: $9.71
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $9.71
    Now: $8.86
    Was: $9.71
    Subtotal:
  • On Sale
    KIBBLEWHITE Valve Guide - Big Twin 20-30HS KIBBLEWHITE Valve Guide - Big Twin 20-30HS

    KIBBLEWHITE Valve Guide - Big Twin 20-30HS

    KIBBLEWHITE

    MSRP: $34.40
    Now: $30.96
    Was: $34.40
    Valve guides are critical to engine longevity—they keep your intake and exhaust valves properly seated and aligned under extreme heat and combustion pressures. The KIBBLEWHITE 20-30HS delivers the...
    09262028
    SKU:
    09262028
    Availability:
    Ships Same Business Day
    Weight:
    0.08 LBS
    PRODUCT NAME:
    VALVE GUIDE
    RIDING STYLE:
    STREET
    SIZE IMPERIAL:
    OVERSIZE (+0.025')
    INSIDE DIAMETER IMPERIAL:
    0.3760'
    UNITS:
    EACH
    APPLICATION:
    EXHAUST
    MATERIAL:
    BRONZE
    OUTSIDE DIAMETER IMPERIAL:
    0.5900'
    MSRP: $34.40
    Now: $30.96
    Was: $34.40
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $34.40
    Now: $30.96
    Was: $34.40
    Subtotal:
  • On Sale
    KIBBLEWHITE Valve Guide 20-4329

    KIBBLEWHITE Valve Guide 20-4329

    KIBBLEWHITE

    MSRP: $37.93
    Now: $34.14
    Was: $37.93
    If you're rebuilding a cylinder head or restoring an engine to factory specifications, valve guide wear is often the silent culprit behind oil consumption, blow-by, and compromised ring seal. The...
    09262030
    SKU:
    09262030
    Availability:
    Ships Same Business Day
    Weight:
    0.11 LBS
    BASE COLOR:
    BROWN
    OUTSIDE DIAMETER IMPERIAL:
    0.5720'
    PRODUCT NAME:
    VALVE GUIDE
    RIDING STYLE:
    STREET
    MATERIAL:
    C630 BRONZE
    SIZE IMPERIAL:
    OVERSIZE (+0.010')
    UNITS:
    EACH
    APPLICATION:
    EXHAUST
    APPLICATION:
    INTAKE
    INSIDE DIAMETER IMPERIAL:
    0.3090'
    COLOR/FINISH:
    BRONZE
    MSRP: $37.93
    Now: $34.14
    Was: $37.93
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $37.93
    Now: $34.14
    Was: $37.93
    Subtotal:
  • On Sale
    KIBBLEWHITE Valve Guide - Big Twin 20-4329C

    KIBBLEWHITE Valve Guide - Big Twin 20-4329C

    KIBBLEWHITE

    MSRP: $9.71
    Now: $8.86
    Was: $9.71
    Valve guides are critical to engine longevity and performance—they control oil consumption, maintain proper valve sealing, and prevent costly cylinder head damage. The KIBBLEWHITE 20-4329C Big Twin...
    09262031
    SKU:
    09262031
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    APPLICATION:
    EXHAUST
    UNITS:
    EACH
    OUTSIDE DIAMETER IMPERIAL:
    0.5720'
    SIZE IMPERIAL:
    OVERSIZE (+0.010')
    INSIDE DIAMETER IMPERIAL:
    0.3098'
    PRODUCT NAME:
    VALVE GUIDE
    RIDING STYLE:
    STREET
    MATERIAL:
    CAST IRON
    MSRP: $9.71
    Now: $8.86
    Was: $9.71
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $9.71
    Now: $8.86
    Was: $9.71
    Subtotal:
  • On Sale
    KIBBLEWHITE Valve Guide - Big Twin 20-50HS

    KIBBLEWHITE Valve Guide - Big Twin 20-50HS

    KIBBLEWHITE

    MSRP: $30.95
    Now: $27.86
    Was: $30.95
    Valve guides are critical to engine longevity—they control oil consumption, maintain proper valve sealing, and prevent catastrophic wear in high-RPM applications. The KIBBLEWHITE 20-50HS uses a...
    09262032
    SKU:
    09262032
    Availability:
    Ships Same Business Day
    Weight:
    0.11 LBS
    INSIDE DIAMETER IMPERIAL:
    0.3755'
    OUTSIDE DIAMETER IMPERIAL:
    0.6500'
    UNITS:
    EACH
    APPLICATION:
    INTAKE
    PRODUCT NAME:
    VALVE GUIDE
    RIDING STYLE:
    STREET
    MATERIAL:
    BRONZE
    SIZE IMPERIAL:
    OVERSIZE (+0.025')
    MSRP: $30.95
    Now: $27.86
    Was: $30.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $30.95
    Now: $27.86
    Was: $30.95
    Subtotal:
  • On Sale
    KIBBLEWHITE Cast Iron Valve Guide 20-50HSC

    KIBBLEWHITE Cast Iron Valve Guide 20-50HSC

    KIBBLEWHITE

    MSRP: $9.71
    Now: $8.86
    Was: $9.71
    Valve guide wear compromises cylinder head integrity and fuel efficiency—replacing worn guides with precision-machined components restores proper valve sealing and extends engine life. The...
    09262033
    SKU:
    09262033
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    UNITS:
    EACH
    INSIDE DIAMETER IMPERIAL:
    0.3745'
    MATERIAL:
    CAST IRON
    APPLICATION:
    INTAKE
    OUTSIDE DIAMETER IMPERIAL:
    0.6500'
    PRODUCT NAME:
    VALVE GUIDE
    RIDING STYLE:
    STREET
    MSRP: $9.71
    Now: $8.86
    Was: $9.71
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $9.71
    Now: $8.86
    Was: $9.71
    Subtotal:
  • On Sale
    KIBBLEWHITE Cast Iron Valve Guide 20-60HSC

    KIBBLEWHITE Cast Iron Valve Guide 20-60HSC

    KIBBLEWHITE

    MSRP: $9.71
    Now: $8.86
    Was: $9.71
    Precision valve guides are critical to maintaining proper valve sealing, reducing blow-by, and extending engine life—especially in high-performance or rebuilt applications. The KIBBLEWHITE Cast Iron...
    09262035
    SKU:
    09262035
    Availability:
    Ships Same Business Day
    Weight:
    0.11 LBS
    OUTSIDE DIAMETER IMPERIAL:
    0.6500'
    PRODUCT NAME:
    VALVE GUIDE
    RIDING STYLE:
    STREET
    UNITS:
    EACH
    APPLICATION:
    EXHAUST
    INSIDE DIAMETER IMPERIAL:
    0.3745'
    MATERIAL:
    CAST IRON
    MSRP: $9.71
    Now: $8.86
    Was: $9.71
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $9.71
    Now: $8.86
    Was: $9.71
    Subtotal:
  • On Sale
    KIBBLEWHITE SEAL VALVE BT 84-04 EA 71032-4

    KIBBLEWHITE SEAL VALVE BT 84-04 EA 71032-4

    KIBBLEWHITE

    MSRP: $8.16
    Now: $7.34
    Was: $8.16
    Valve seals are critical to preventing oil blow-by and maintaining proper crankcase pressure in vintage Harley-Davidson engines. Kibblewhite's OEM-quality seals ensure consistent valve stem...
    09262041
    SKU:
    09262041
    Availability:
    Ships Same Business Day
    Weight:
    0.02 LBS
    STEM DIAMETER IMPERIAL:
    0.3125'
    APPLICATION:
    EXHAUST
    LENGTH IMPERIAL:
    0.385'
    PRODUCT NAME:
    SEAL
    UNITS:
    4 PACK
    APPLICATION:
    INTAKE
    HEAD DIAMETER IMPERIAL:
    0.4200'
    OUTSIDE DIAMETER IMPERIAL:
    0.5650'
    RIDING STYLE:
    STREET
    TYPE:
    VALVE GUIDE
    MSRP: $8.16
    Now: $7.34
    Was: $8.16
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $8.16
    Now: $7.34
    Was: $8.16
    Subtotal:
  • On Sale
    KIBBLEWHITE SEAL VALVE INT XL 57-85EA 71033-4

    KIBBLEWHITE SEAL VALVE INT XL 57-85EA 71033-4

    KIBBLEWHITE

    MSRP: $8.16
    Now: $7.34
    Was: $8.16
    A worn or leaking intake valve seal compromises combustion efficiency and can lead to oil consumption issues that damage engine performance over time. Kibblewhite's precision-engineered valve seals...
    09262044
    SKU:
    09262044
    Availability:
    Ships Same Business Day
    Weight:
    0.02 LBS
    APPLICATION:
    INTAKE
    LENGTH IMPERIAL:
    0.375'
    STEM DIAMETER IMPERIAL:
    0.3125'
    HEAD DIAMETER IMPERIAL:
    0.531'
    RIDING STYLE:
    STREET
    TYPE:
    VALVE GUIDE
    PRODUCT NAME:
    SEAL
    UNITS:
    4 PACK
    OUTSIDE DIAMETER IMPERIAL:
    0.6300'
    MSRP: $8.16
    Now: $7.34
    Was: $8.16
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $8.16
    Now: $7.34
    Was: $8.16
    Subtotal:
  • On Sale
    KIBBLEWHITE SEAL VLV EX XL 57-85 EA 71034-4 KIBBLEWHITE SEAL VLV EX XL 57-85 EA 71034-4

    KIBBLEWHITE SEAL VLV EX XL 57-85 EA 71034-4

    KIBBLEWHITE

    MSRP: $8.16
    Now: $7.34
    Was: $8.16
    Exhaust valve seals are critical to maintaining compression and preventing oil burn-off in your engine—neglecting them leads to blue smoke, performance loss, and costly damage. The Kibblewhite Seal...
    09262047
    SKU:
    09262047
    Availability:
    Ships Same Business Day
    Weight:
    0.03 LBS
    TYPE:
    VALVE GUIDE
    LENGTH IMPERIAL:
    0.375'
    OUTSIDE DIAMETER IMPERIAL:
    0.6300'
    UNITS:
    4 PACK
    APPLICATION:
    EXHAUST
    HEAD DIAMETER IMPERIAL:
    0.531'
    PRODUCT NAME:
    SEAL
    STEM DIAMETER IMPERIAL:
    0.3438'
    RIDING STYLE:
    STREET
    MSRP: $8.16
    Now: $7.34
    Was: $8.16
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $8.16
    Now: $7.34
    Was: $8.16
    Subtotal:
  • On Sale
    KIBBLEWHITE SEAL VLV 48-E79 BT EA 71035-4 KIBBLEWHITE SEAL VLV 48-E79 BT EA 71035-4

    KIBBLEWHITE SEAL VLV 48-E79 BT EA 71035-4

    KIBBLEWHITE

    MSRP: $8.16
    Now: $7.34
    Was: $8.16
    Valve seal integrity is critical to maintaining proper compression and preventing oil blowby in high-performance engines. The Kibblewhite Seal VLV 48-E79 BT delivers OEM-quality sealing with the...
    09262050
    SKU:
    09262050
    Availability:
    Ships Same Business Day
    Weight:
    0.02 LBS
    TYPE:
    VALVE GUIDE
    HEAD DIAMETER IMPERIAL:
    0.562'
    LENGTH IMPERIAL:
    3.375'
    STEM DIAMETER IMPERIAL:
    0.3750'
    UNITS:
    4 PACK
    APPLICATION:
    EXHAUST
    OUTSIDE DIAMETER IMPERIAL:
    0.5620'
    PRODUCT NAME:
    SEAL
    APPLICATION:
    INTAKE
    RIDING STYLE:
    STREET
    MSRP: $8.16
    Now: $7.34
    Was: $8.16
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $8.16
    Now: $7.34
    Was: $8.16
    Subtotal:
  • On Sale
    KIBBLEWHITE SEAL VLV L79-E84 BT EA 71036-4

    KIBBLEWHITE SEAL VLV L79-E84 BT EA 71036-4

    KIBBLEWHITE

    MSRP: $8.16
    Now: $7.34
    Was: $8.16
    Kibblewhite valve seals are engineered to withstand extreme combustion pressures and temperature cycles without degradation, ensuring your engine maintains proper oil control and peak performance...
    09262053
    SKU:
    09262053
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    LENGTH IMPERIAL:
    0.400'
    PRODUCT NAME:
    SEAL
    STEM DIAMETER IMPERIAL:
    0.3750'
    UNITS:
    4 PACK
    APPLICATION:
    EXHAUST
    OUTSIDE DIAMETER IMPERIAL:
    0.5620'
    APPLICATION:
    INTAKE
    RIDING STYLE:
    STREET
    TYPE:
    VALVE GUIDE
    MSRP: $8.16
    Now: $7.34
    Was: $8.16
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $8.16
    Now: $7.34
    Was: $8.16
    Subtotal:
  • Total: items /

Adding your products to cart

Buying Guide and FAQs

Buying Guide: Factors to Consider When Choosing Harley Bike Engine Valves and Parts

  • Compatibility: Ensure parts match your Harley's engine (e.g., Twin Cam, Evo, Big Twin, M8, XL Sportster, Shovelhead). Use the vehicle selector for model-specific fits, including intake/exhaust applications to avoid performance issues.
  • Type of Use: For standard street riding, opt for OEM-style valves and springs; high-RPM or performance builds benefit from upgraded beehive springs and coated valves for durability in demanding conditions.
  • Components and Upgrades: Select valves (intake/exhaust), kits (with springs/guides/seals), springs (beehive/dual), guides (cast iron/bronze), or seals (PTFE). Upgrade to nitrided or Black Diamond coated valves for wear resistance.
  • Brand and Quality: Choose Kibblewhite (KPMI) for stainless steel valves and kits or Feuling for valve springs. Prioritize materials like stainless steel with stellite tips, chrome silicon springs, and bronze guides for longevity and flow.
  • Installation and Cost: Parts are precision-machined for direct replacement; kits simplify rebuilds. Prices range from $8 for guides to $255 for kits—factor in oversize options and free shipping over $99 for value.

Frequently Asked Questions (FAQs)

  1. What Harley engines do these valves and parts support? Parts support Twin Cam, Evo, Big Twin, M8, XL Sportster, and Shovelhead engines—use the year/make/model filter for exact compatibility.
  2. How do coated valves improve performance? Nitriding and Black Diamond coatings reduce friction, improve wear resistance, and enhance corrosion protection for better longevity and flow.
  3. What is typically included in a valve kit? Kits include intake/exhaust valves, guides, seals, keepers, and springs for complete top-end rebuilds.
  4. Are these parts suitable for no-lead fuel? Yes, cast iron guides are compatible with no-lead fuel and any valve-stem material.
  5. What if a part doesn't fit my Harley? Verify engine type and size (standard/oversize) before buying. Our returns policy allows exchanges or refunds if it doesn't match.
  6. Can I find related engine parts? Yes—explore pistons/rings, gaskets, or cams in the Harley engine category to complement your valves upgrade for a full rebuild.

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

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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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