Street Bike Engine
Street Bike Engine Parts at JJ Motorsports
Rebuild and upgrade your street bike engine with precision parts from JJ Motorsports. Our inventory includes valves, complete gasket sets, and seals made from top-quality materials for optimal sealing, compression, and durability in high-performance applications. Compatible with Honda, Suzuki, BMW, Yamaha, and more, these components support full engine rebuilds, leak prevention, and enhanced reliability for sportbikes, cruisers, or tourers on the road or track.
Shop trusted brands like VESRAH for OEM-matching valves and gaskets. Explore related categories such as street bike air and fuel for intake upgrades or street bike drivetrain for transmission pairings.
Top Street Bike Engine Products
- VESRAH Exhaust Valve GG-1002-EX – Precision-made to match OEM specs for reliable exhaust flow.
- VESRAH Intake Valve GG-1002-IN – High-quality materials for smooth intake performance.
- VESRAH Exhaust Valve GG-1003-EX – Durable construction for long-lasting engine efficiency.
- VESRAH Complete Gasket Kit - Rebel 250 VG-1068 – Comprehensive set with o-rings and seals for full rebuilds.
- VESRAH Complete Gasket Kit - CB 700 VG-1073-M – Includes all essential gaskets for engine overhauls.
Browse our in-stock inventory below with same-day shipping and expert support. Questions? Contact us for fitment advice!
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
-
On Sale
K&L SUPPLY Shim Starter Kit - Honda - 7.5mm 13-7013
K&L SUPPLY
MSRP: $211.95Now: $136.00Was: $211.95Valve clearance maintenance is critical to engine longevity and performance, especially on shim-adjusted valve trains where precision matters. This K&L SUPPLY shim starter kit eliminates guesswork during valve adjustments, giving you the exact sizing...137013- SKU:
- 137013
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- OUTSIDE DIAMETER METRIC:
- 7.50 MM
- PRODUCT NAME:
- SHIM KIT
- TYPE:
- VALVE
- RIDING STYLE:
- STREET
- VALVE SHIM THICKNESS METRIC:
- 1.80 MM - 2.25 MM
- UNITS:
- KIT
MSRP: $211.95Now: $136.00Was: $211.95Qty in Cart: 0Quantity:Price:MSRP: $211.95Now: $136.00Was: $211.95Subtotal: -
K&L SUPPLY Shim Starter Kit - Kawasaki - 7.5mm 13-7014
K&L SUPPLY
$227.95Valve shim clearance directly impacts engine performance, fuel efficiency, and longevity on shim-adjusted Kawasaki models. This comprehensive kit eliminates guesswork and downtime by providing precision shims in the exact sizes needed for proper valve...137014- SKU:
- 137014
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
- OUTSIDE DIAMETER METRIC:
- 7.50 MM
- RIDING STYLE:
- STREET
- VALVE SHIM THICKNESS METRIC:
- 2.60 MM - 3.05 MM
- PRODUCT NAME:
- SHIM KIT
- TYPE:
- VALVE
- UNITS:
- KIT
$227.95 -
K&L SUPPLY Valve Shim - 2.50/25mm - H/Y 13-7528
K&L SUPPLY
$28.20Valve clearance directly impacts engine efficiency, fuel economy, and longevity—and shim-adjusted vehicles demand precision components to maintain proper specifications. The K&L SUPPLY Valve Shim delivers the exact tolerances your engine needs to keep...137528- SKU:
- 137528
- Availability:
- Ships Same Business Day
- Weight:
- 0.19 LBS
- RIDING STYLE:
- STREET
- RIDING STYLE:
- WATERCRAFT
- OUTSIDE DIAMETER METRIC:
- 25.00 MM
- PRODUCT NAME:
- SHIM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- UTV
- UNITS:
- 5 PACK
- VALVE SHIM THICKNESS METRIC:
- 2.50 MM
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- VALVE
$28.20 -
K&L SUPPLY Valve Shim - 2.55/25mm - H/Y 13-7529
K&L SUPPLY
$28.20Valve lash directly impacts engine efficiency, combustion timing, and component longevity—getting it right requires precision shims matched to your specific build. K&L Supply's valve shims deliver the exact clearance adjustments needed for shim-adjusted...137529- SKU:
- 137529
- Availability:
- Ships Same Business Day
- Weight:
- 0.19 LBS
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- ATV
- PRODUCT NAME:
- SHIM
- RIDING STYLE:
- STREET
- OUTSIDE DIAMETER METRIC:
- 25.00 MM
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- UTV
- TYPE:
- VALVE
- UNITS:
- 5 PACK
- VALVE SHIM THICKNESS METRIC:
- 2.55 MM
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- WATERCRAFT
$28.20 -
K&L SUPPLY Valve Shim - 2.60/25mm - H/Y 13-7622
K&L SUPPLY
$28.20Valve shim adjustment is critical for maintaining proper valve clearance, which directly impacts engine efficiency, longevity, and performance. K&L SUPPLY's precision-manufactured shim ensures exact specification tolerances, preventing valve float,...137622- SKU:
- 137622
- Availability:
- Ships Same Business Day
- Weight:
- 0.12 LBS
- RIDING STYLE:
- ATV
- RIDING STYLE:
- STREET
- OUTSIDE DIAMETER METRIC:
- 25.00 MM
- PRODUCT NAME:
- SHIM
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- UTV
- TYPE:
- VALVE
- VALVE SHIM THICKNESS METRIC:
- 2.60 MM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- WATERCRAFT
- UNITS:
- 5 PACK
$28.20 -
K&L SUPPLY Valve Shim - 2.65/25mm - H/Y 13-7623
K&L SUPPLY
$28.20Valve train precision directly impacts engine performance, reliability, and longevity. If your shim-adjusted vehicle is experiencing valve noise, improper clearance, or performance loss, this K&L Supply valve shim restores critical tolerances to factory...137623- SKU:
- 137623
- Availability:
- Ships Same Business Day
- Weight:
- 0.19 LBS
- PRODUCT NAME:
- SHIM
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- ATV
- TYPE:
- VALVE
- RIDING STYLE:
- STREET
- RIDING STYLE:
- WATERCRAFT
- OUTSIDE DIAMETER METRIC:
- 25.00 MM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- UTV
- UNITS:
- 5 PACK
- VALVE SHIM THICKNESS METRIC:
- 2.65 MM
$28.20 -
K&L SUPPLY Valve Shim - 2.70/25mm - H/Y 13-7624
K&L SUPPLY
$28.20Valve shim adjustment is critical to maintaining proper valve clearance and engine performance, especially in high-revving applications where tolerance drift can rob you of power and reliability. K&L SUPPLY's precision-manufactured shim ensures accurate...137624- SKU:
- 137624
- Availability:
- Ships Same Business Day
- Weight:
- 0.19 LBS
- RIDING STYLE:
- STREET
- RIDING STYLE:
- WATERCRAFT
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- VALVE
- VALVE SHIM THICKNESS METRIC:
- 2.70 MM
- PRODUCT NAME:
- SHIM
- OUTSIDE DIAMETER METRIC:
- 25.00 MM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- UTV
- UNITS:
- 5 PACK
$28.20 -
K&L SUPPLY Valve Shim - 2.85/25mm - H/Y 13-7627
K&L SUPPLY
$28.20Valve shim adjustments are critical to maintaining proper valve clearance and engine performance, especially as your engine ages and components wear. Using OEM-quality shims ensures your valve train operates within manufacturer specifications, preventing...137627- SKU:
- 137627
- Availability:
- Ships Same Business Day
- Weight:
- 0.19 LBS
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- ATV
- VALVE SHIM THICKNESS METRIC:
- 2.85 MM
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- WATERCRAFT
- OUTSIDE DIAMETER METRIC:
- 25.00 MM
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- UTV
- TYPE:
- VALVE
- UNITS:
- 5 PACK
- PRODUCT NAME:
- SHIM
- RIDING STYLE:
- STREET
$28.20 -
K&L SUPPLY Valve Shim - 3.10/25mm - H/Y 13-7632
K&L SUPPLY
$28.20Valve shim adjustment is critical for maintaining proper valve clearance and ensuring optimal engine performance across the RPM band. Using OEM-spec shims like this K&L SUPPLY unit guarantees precise fitment on shim-adjusted vehicles, eliminating...137632- SKU:
- 137632
- Availability:
- Ships Same Business Day
- Weight:
- 0.19 LBS
- PRODUCT NAME:
- SHIM
- RIDING STYLE:
- OFF-ROAD
- OUTSIDE DIAMETER METRIC:
- 25.00 MM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- UTV
- UNITS:
- 5 PACK
- RIDING STYLE:
- STREET
- RIDING STYLE:
- WATERCRAFT
- RIDING STYLE:
- ATV
- TYPE:
- VALVE
- VALVE SHIM THICKNESS METRIC:
- 3.10 MM
$28.20 -
K&L SUPPLY Valve Shim - 2.80/29mm - K/Y 13-7651
K&L SUPPLY
$28.20Proper valve clearance is critical for engine reliability, fuel efficiency, and peak performance—especially in high-revving or forced-induction applications. If your shim-adjusted vehicle is experiencing valve noise, compression loss, or inconsistent...137651- SKU:
- 137651
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- PRODUCT NAME:
- SHIM
- RIDING STYLE:
- OFF-ROAD
- VALVE SHIM THICKNESS METRIC:
- 2.80 MM
- RIDING STYLE:
- ATV
- TYPE:
- VALVE
- RIDING STYLE:
- STREET
- RIDING STYLE:
- WATERCRAFT
- OUTSIDE DIAMETER METRIC:
- 29.00 MM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- UTV
- UNITS:
- 5 PACK
$28.20Qty in Cart: 0Quantity:Price:$28.20Subtotal: -
K&L SUPPLY Valve Shim - 2.30/29.5mm - SZ 13-7663
K&L SUPPLY
$28.20Precise valve clearance is critical for optimal engine performance, and this K&L SUPPLY valve shim delivers exact sizing for shim-adjusted valve systems. Maintaining correct valve lash directly impacts combustion efficiency, reduces valve train noise,...137663- SKU:
- 137663
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- PRODUCT NAME:
- SHIM
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- UTV
- UNITS:
- 5 PACK
- RIDING STYLE:
- STREET
- RIDING STYLE:
- WATERCRAFT
- VALVE SHIM THICKNESS METRIC:
- 2.30 MM
- OUTSIDE DIAMETER METRIC:
- 29.50 MM
- RIDING STYLE:
- ATV
- TYPE:
- VALVE
$28.20 -
K&L SUPPLY Valve Shim - 2.40/29.5mm - SZ 13-7665
K&L SUPPLY
$28.20Valve shims are critical wear items that directly impact your engine's valve clearance, compression ratio, and overall performance consistency. If you're running a shim-adjusted valvetrain, precision-matched replacements ensure proper valve operation and...137665- SKU:
- 137665
- Availability:
- Ships Same Business Day
- Weight:
- 0.19 LBS
- OUTSIDE DIAMETER METRIC:
- 29.50 MM
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- UTV
- RIDING STYLE:
- WATERCRAFT
- UNITS:
- 5 PACK
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- VALVE
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- VALVE SHIM THICKNESS METRIC:
- 2.40 MM
- PRODUCT NAME:
- SHIM
- RIDING STYLE:
- STREET
$28.20Qty in Cart: 0Quantity:Price:$28.20Subtotal: -
K&L SUPPLY Valve Shim - 2.70/13mm - Kawasaki 13-7693
K&L SUPPLY
$28.20Precise valve clearance adjustment is critical to engine performance, fuel efficiency, and longevity—especially in high-revving Kawasaki engines where tight tolerances matter. K&L Supply's OEM-spec valve shims deliver the accuracy you need for proper...137693- SKU:
- 137693
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- OUTSIDE DIAMETER METRIC:
- 13.00 MM
- PRODUCT NAME:
- SHIM
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- UTV
- TYPE:
- VALVE
- RIDING STYLE:
- WATERCRAFT
- UNITS:
- 5 PACK
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- ATV
- VALVE SHIM THICKNESS METRIC:
- 2.70 MM
- RIDING STYLE:
- STREET
$28.20 -
K&L SUPPLY Timing Belt - Honda 15-0114
K&L SUPPLY
$61.95A timing belt failure means catastrophic engine damage—bent valves, piston collision, and thousands in repairs. The K&L SUPPLY Timing Belt (15-0114) delivers the precision synchronization your Honda demands, engineered and manufactured in Japan to OEM...150114- SKU:
- 150114
- Availability:
- Ships Same Business Day
- Weight:
- 0.19 LBS
- BASE COLOR:
- BLACK
- UNITS:
- EACH
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- TIMING BELT
$61.95 -
KIBBLEWHITE Valve Springs - Standard 40-0449
KIBBLEWHITE
$71.06OEM valve springs are a common failure point under sustained high RPM operation, leading to valve float, loss of compression, and catastrophic engine damage. KIBBLEWHITE Valve Springs deliver the reliability of premium materials and meticulous...09260332- SKU:
- 09260332
- Availability:
- Ships Same Business Day
- Weight:
- 0.90 LBS
- UNITS:
- KIT
- RIDING STYLE:
- SNOW
- TYPE:
- VALVE
- SPRING SEAT PRESSURE:
- 90 LB
- PRODUCT NAME:
- SPRING
- RIDING STYLE:
- STREET
- SPRING LIFT IMPERIAL:
- 0.425'
- SPRING OPEN PRESSURE:
- 245 LB
$71.06 -
KIBBLEWHITE Intake Valve Guide 40-0478
KIBBLEWHITE
$19.83If you're building a high-performance engine or restoring a classic with modern reliability in mind, valve guides are non-negotiable—they control oil consumption, maintain valve seat concentricity, and directly impact combustion efficiency. Kibblewhite's...09260333- SKU:
- 09260333
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- BASE COLOR:
- BROWN
- RIDING STYLE:
- STREET
- SIZE IMPERIAL:
- STANDARD
- MATERIAL:
- C630 BRONZE
- APPLICATION:
- INTAKE
- COLOR/FINISH:
- BRONZE
- PRODUCT NAME:
- VALVE GUIDE
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- UNITS:
- EACH
- INSIDE DIAMETER IMPERIAL:
- 0.2745'
- OUTSIDE DIAMETER IMPERIAL:
- 0.4752'
$19.83 -
KIBBLEWHITE Intake Valve Guide 40-0479
KIBBLEWHITE
$19.83If you're building a high-revving engine or restoring a classic with modern reliability demands, valve guide quality directly impacts flow efficiency, longevity, and overall engine durability. The KIBBLEWHITE 40-0479 is precision-machined to OEM...09260334- SKU:
- 09260334
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- BASE COLOR:
- BROWN
- MATERIAL:
- C630 BRONZE
- OUTSIDE DIAMETER IMPERIAL:
- 0.4772'
- RIDING STYLE:
- STREET
- SIZE IMPERIAL:
- OVERSIZE (+0.002')
- APPLICATION:
- INTAKE
- PRODUCT NAME:
- VALVE GUIDE
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- UNITS:
- EACH
- COLOR/FINISH:
- BRONZE
- INSIDE DIAMETER IMPERIAL:
- 0.2745'
$19.83 -
KIBBLEWHITE Exhaust Valve Guide 40-0482
KIBBLEWHITE
$19.83Valve guide wear is one of the most overlooked sources of performance loss and oil consumption in high-revving engines. The KIBBLEWHITE 40-0482 Exhaust Valve Guide is precision-machined from C630 material to deliver the tight tolerances and durability...09260335- SKU:
- 09260335
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- MATERIAL:
- C630 BRONZE
- RIDING STYLE:
- STREET
- SIZE IMPERIAL:
- STANDARD
- APPLICATION:
- EXHAUST
- BASE COLOR:
- BROWN
- PRODUCT NAME:
- VALVE GUIDE
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- UNITS:
- EACH
- COLOR/FINISH:
- BRONZE
- INSIDE DIAMETER IMPERIAL:
- 0.2745'
- OUTSIDE DIAMETER IMPERIAL:
- 0.4752'
$19.83 -
KIBBLEWHITE Intake Valve 40-4180H
KIBBLEWHITE
$37.55Precision intake valve operation directly impacts combustion efficiency and engine reliability—especially under high RPM and boost conditions. The KIBBLEWHITE White Diamond™ valve delivers superior heat resistance and durability through its forged...09260349- SKU:
- 09260349
- Availability:
- Ships Same Business Day
- Weight:
- 0.14 LBS
- RIDING STYLE:
- STREET
- TULIP ANGLE:
- 23°
- HEAD DIAMETER METRIC:
- 36.00 MM
- LENGTH IMPERIAL:
- 3.615'
- PRODUCT NAME:
- VALVE
- MODEL:
- WHITE DIAMOND™
- STEM DIAMETER IMPERIAL:
- 0.2745'
- APPLICATION:
- INTAKE
- MATERIAL:
- STAINLESS STEEL
- SIZE METRIC:
- STANDARD
- UNITS:
- EACH
$37.55 -
KIBBLEWHITE Exhaust Valve 40-4183H
KIBBLEWHITE
$37.55Exhaust valves are mission-critical components that endure extreme temperatures and pressure cycles—failure means lost performance and potential engine damage. The KIBBLEWHITE 40-4183H White Diamond™ exhaust valve delivers the durability and precision...09260351- SKU:
- 09260351
- Availability:
- Ships Same Business Day
- Weight:
- 0.11 LBS
- APPLICATION:
- EXHAUST
- LENGTH IMPERIAL:
- 3.555'
- RIDING STYLE:
- STREET
- STEM DIAMETER IMPERIAL:
- 0.2745'
- TULIP ANGLE:
- 29°
- HEAD DIAMETER METRIC:
- 30.00 MM
- UNITS:
- EACH
- MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- VALVE
- SIZE METRIC:
- STANDARD
- MODEL:
- WHITE DIAMOND™
$37.55
