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
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POWERSTANDS RACING Oil Cap Kit - Gun Metal - M30 x 1.5 00-01314-29
POWERSTANDS RACING
$31.95A quality oil cap might seem like a minor component, but it's your first line of defense against contamination and pressure loss in your engine bay. POWERSTANDS Racing's CNC-machined aluminum cap...09500438- SKU:
- 09500438
- Availability:
- Ships Same Business Day
- Weight:
- 0.36 LBS
- COLOR/FINISH:
- GUNMETAL
- DIAMETER - THREAD SIZE IMPERIAL:
- M30 X 1.5
- MATERIAL:
- ALUMINUM
- RIDING STYLE:
- STREET
- UNITS:
- KIT
- TYPE:
- OIL FILLER
- COLOR/FINISH:
- ANODIZED
- PRODUCT NAME:
- CAP KIT
- RIDING STYLE:
- OFF-ROAD
$31.95 -
POWERSTANDS RACING Oil Cap Kit - Black - M25 x 1.5 00-01315-22
POWERSTANDS RACING
$31.95A quality oil cap isn't just a maintenance item—it's a critical seal that protects your engine from contamination and heat damage, especially under high-performance driving conditions. The...09500450- SKU:
- 09500450
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- DIAMETER - THREAD SIZE IMPERIAL:
- M25 X 1.5
- PRODUCT NAME:
- CAP KIT
- COLOR/FINISH:
- ANODIZED
- COLOR/FINISH:
- BLACK
- UNITS:
- KIT
- MATERIAL:
- ALUMINUM
- RIDING STYLE:
- STREET
- TYPE:
- OIL FILLER
$31.95 -
POWERSTANDS RACING Oil Cap Kit - Red - M20 x 1.5 00-01310-24
POWERSTANDS RACING
$31.95A quality oil cap isn't just about sealing your engine—it's about protecting your investment from heat damage and fluid loss during hard driving. The POWERSTANDS Racing Oil Cap Kit delivers...09500454- SKU:
- 09500454
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- DIAMETER - THREAD SIZE IMPERIAL:
- M20 X 1.5
- MATERIAL:
- ALUMINUM
- COLOR/FINISH:
- RED
- RIDING STYLE:
- STREET
- UNITS:
- KIT
- TYPE:
- OIL FILLER
- COLOR/FINISH:
- ANODIZED
- PRODUCT NAME:
- CAP KIT
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
$31.95Qty in Cart: 0Quantity:Price:$31.95Subtotal: -
POWERSTANDS RACING Oil Cap Kit - Red - M22 x 1.5 00-01312-24
POWERSTANDS RACING
$31.95A quality oil cap isn't just a cover—it's a critical seal that prevents contamination and oil loss under high-heat racing conditions. This POWERSTANDS Racing kit eliminates the risk of loose caps...09500456- SKU:
- 09500456
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- COLOR/FINISH:
- RED
- DIAMETER - THREAD SIZE IMPERIAL:
- M22 X 1.5
- MATERIAL:
- ALUMINUM
- RIDING STYLE:
- STREET
- UNITS:
- KIT
- PRODUCT NAME:
- CAP KIT
- TYPE:
- OIL FILLER
- COLOR/FINISH:
- ANODIZED
$31.95 -
SHOW CHROME Engine Side Cover - GL1800 52-963
SHOW CHROME
$199.95The GL1800's engine side covers take a beating from road debris, boots, and regular wear. This SHOW CHROME replacement set restores that polished aesthetic while protecting your engine from scuffs...09401928- SKU:
- 09401928
- Availability:
- Ships Same Business Day
- Weight:
- 1.40 LBS
- RIDING STYLE:
- STREET
- TYPE:
- SIDE COVER
- COLOR/FINISH:
- CHROME
- PRODUCT NAME:
- COVER
- UNITS:
- PAIR
$199.95Qty in Cart: 0Quantity:Price:$199.95Subtotal: -
K&L SUPPLY Valve Shim - 2.95 - 9.50mm 13-6789
K&L SUPPLY
$15.00Valve clearance drift is inevitable on high-revving engines—and even slight deviations tank performance and invite catastrophic valve damage. K&L SUPPLY valve shims are precision-engineered to...136789- SKU:
- 136789
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- UTV
- TYPE:
- VALVE
- UNITS:
- 5 PACK
- PRODUCT NAME:
- SHIM
- RIDING STYLE:
- STREET
- OUTSIDE DIAMETER METRIC:
- 9.50 MM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- WATERCRAFT
- VALVE SHIM THICKNESS METRIC:
- 2.95 MM
$15.00 -
K&L SUPPLY Shim Starter Kit - Yamaha - 7.5mm 13-7016
K&L SUPPLY
$227.95Valve shim adjustment is critical for maintaining proper valve clearance and engine performance on shim-adjusted Yamaha models. Without precise shim sizing, you risk valve float at high RPM,...137016- SKU:
- 137016
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- RIDING STYLE:
- STREET
- OUTSIDE DIAMETER METRIC:
- 7.50 MM
- PRODUCT NAME:
- SHIM KIT
- VALVE SHIM THICKNESS METRIC:
- 1.50 MM - 1.95 MM
- TYPE:
- VALVE
- UNITS:
- KIT
$227.95Qty in Cart: 0Quantity:Price:$227.95Subtotal: -
K&L SUPPLY Shim Starter Kit - Kawasaki - 9.5mm 13-7017
K&L SUPPLY
$227.95Valve shim adjustment is critical for maintaining proper valve clearance and engine performance on shim-adjusted Kawasaki motorcycles. This K&L SUPPLY kit provides precision shims in the most common...137017- SKU:
- 137017
- Availability:
- Ships Same Business Day
- Weight:
- 0.85 LBS
- UNITS:
- KIT
- TYPE:
- VALVE
- RIDING STYLE:
- STREET
- OUTSIDE DIAMETER METRIC:
- 9.50 MM
- PRODUCT NAME:
- SHIM KIT
- VALVE SHIM THICKNESS METRIC:
- 2.30 MM - 2.75 MM
$227.95 -
K&L SUPPLY Valve Shim - 2.30/25mm - H/Y 13-7524
K&L SUPPLY
$28.20Valve clearance directly impacts engine efficiency, combustion quality, and component longevity—and shim-adjusted vehicles demand precision replacements. K&L Supply's 2.30mm valve shim ensures...137524- SKU:
- 137524
- Availability:
- Ships Same Business Day
- Weight:
- 0.19 LBS
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- ATV
- RIDING STYLE:
- WATERCRAFT
- OUTSIDE DIAMETER METRIC:
- 25.00 MM
- PRODUCT NAME:
- SHIM
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- UTV
- TYPE:
- VALVE
- UNITS:
- 5 PACK
- RIDING STYLE:
- STREET
- VALVE SHIM THICKNESS METRIC:
- 2.30 MM
$28.20Qty in Cart: 0Quantity:Price:$28.20Subtotal: -
K&L SUPPLY Valve Shim - 2.75/25mm - H/Y 13-7625
K&L SUPPLY
$28.20Valve shim adjustment is critical for maintaining proper valve clearance and ensuring optimal engine performance. Using OEM-equivalent shims like the K&L SUPPLY 2.75/25mm ensures precise fitment and...137625- SKU:
- 137625
- Availability:
- Ships Same Business Day
- Weight:
- 0.19 LBS
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- VALVE
- RIDING STYLE:
- WATERCRAFT
- UNITS:
- 5 PACK
- VALVE SHIM THICKNESS METRIC:
- 2.75 MM
- OUTSIDE DIAMETER METRIC:
- 25.00 MM
- PRODUCT NAME:
- SHIM
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- STREET
- RIDING STYLE:
- UTV
$28.20Qty in Cart: 0Quantity:Price:$28.20Subtotal: -
K&L SUPPLY Valve Shim - 2.80/25mm - H/Y 13-7626
K&L SUPPLY
$28.20Valve train precision directly impacts engine performance, and worn or incorrect shims compromise both power delivery and longevity. The K&L SUPPLY 2.80/25mm valve shim ensures proper valve clearance...137626- SKU:
- 137626
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- OUTSIDE DIAMETER METRIC:
- 25.00 MM
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- UTV
- RIDING STYLE:
- WATERCRAFT
- UNITS:
- 5 PACK
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- VALVE
- VALVE SHIM THICKNESS METRIC:
- 2.80 MM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- PRODUCT NAME:
- SHIM
- RIDING STYLE:
- STREET
$28.20Qty in Cart: 0Quantity:Price:$28.20Subtotal: -
K&L SUPPLY Valve Shim - 2.50/29.5mm - SZ 13-7667
K&L SUPPLY
$28.20Valve shim adjustment is critical for maintaining proper valve clearance and ensuring optimal engine performance across the RPM range. Using OEM-spec shims like this K&L SUPPLY unit guarantees...137667- SKU:
- 137667
- Availability:
- Ships Same Business Day
- Weight:
- 0.19 LBS
- OUTSIDE DIAMETER METRIC:
- 29.50 MM
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- UTV
- TYPE:
- VALVE
- UNITS:
- 5 PACK
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- WATERCRAFT
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- ATV
- PRODUCT NAME:
- SHIM
- RIDING STYLE:
- STREET
- VALVE SHIM THICKNESS METRIC:
- 2.50 MM
$28.20Qty in Cart: 0Quantity:Price:$28.20Subtotal: -
K&L SUPPLY Valve Shim - 2.60/29.5mm - SZ 13-7669
K&L SUPPLY
$28.20Valve shim adjustment is critical for maintaining proper valve clearance and preventing costly engine damage from improper valvetrain geometry. This K&L SUPPLY shim delivers precision-engineered...137669- SKU:
- 137669
- Availability:
- Ships Same Business Day
- Weight:
- 0.19 LBS
- RIDING STYLE:
- ATV
- RIDING STYLE:
- STREET
- OUTSIDE DIAMETER METRIC:
- 29.50 MM
- PRODUCT NAME:
- SHIM
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- VALVE
- VALVE SHIM THICKNESS METRIC:
- 2.60 MM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- UTV
- RIDING STYLE:
- WATERCRAFT
- UNITS:
- 5 PACK
$28.20Qty in Cart: 0Quantity:Price:$28.20Subtotal: -
K&L SUPPLY Valve Shim - 2.65/29.5mm - SZ 13-7670
K&L SUPPLY
$28.20Valve shim adjustment is critical for maintaining proper valve clearance and preventing costly engine damage from improper valve timing. K&L SUPPLY's precision-engineered shims ensure accurate gap...137670- SKU:
- 137670
- Availability:
- Ships Same Business Day
- Weight:
- 0.19 LBS
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- ATV
- RIDING STYLE:
- STREET
- RIDING STYLE:
- WATERCRAFT
- UNITS:
- 5 PACK
- VALVE SHIM THICKNESS METRIC:
- 2.65 MM
- OUTSIDE DIAMETER METRIC:
- 29.50 MM
- PRODUCT NAME:
- SHIM
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- UTV
- TYPE:
- VALVE
$28.20 -
K&L SUPPLY Valve Shim - 2.70/29.5mm - SZ 13-7671
K&L SUPPLY
$28.20Valve shims are critical for maintaining proper valve clearance in shim-adjusted engines—tolerances measured in thousandths of an inch directly impact combustion efficiency, valve life, and overall...137671- SKU:
- 137671
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- ATV
- VALVE SHIM THICKNESS METRIC:
- 2.70 MM
- PRODUCT NAME:
- SHIM
- RIDING STYLE:
- STREET
- OUTSIDE DIAMETER METRIC:
- 29.50 MM
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- UTV
- TYPE:
- VALVE
- UNITS:
- 5 PACK
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- WATERCRAFT
$28.20Qty in Cart: 0Quantity:Price:$28.20Subtotal: -
K&L SUPPLY Valve Shim - 2.30/13mm - Kawasaki 13-7685
K&L SUPPLY
$28.20Valve shim adjustment is critical for maintaining proper valve clearance and preventing catastrophic engine damage on shim-adjusted Kawasaki models. This K&L SUPPLY shim ensures precise fitment and...137685- SKU:
- 137685
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- PRODUCT NAME:
- SHIM
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- ATV
- TYPE:
- VALVE
- RIDING STYLE:
- STREET
- RIDING STYLE:
- WATERCRAFT
- VALVE SHIM THICKNESS METRIC:
- 2.30 MM
- OUTSIDE DIAMETER METRIC:
- 13.00 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 - 2.40/13mm - Kawasaki 13-7687
K&L SUPPLY
$28.20Valve shim adjustment is critical for maintaining proper valve clearance and ensuring optimal engine performance in shim-adjusted Kawasaki models. Using OEM-spec shims like this K&L SUPPLY unit...137687- SKU:
- 137687
- 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:
- ATV
- RIDING STYLE:
- STREET
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- WATERCRAFT
- UNITS:
- 5 PACK
- VALVE SHIM THICKNESS METRIC:
- 2.40 MM
$28.20Qty in Cart: 0Quantity:Price:$28.20Subtotal: -
K&L SUPPLY Valve Shim - 2.55/13mm - Kawasaki 13-7690
K&L SUPPLY
$28.20Valve shim clearance directly impacts engine performance, reliability, and longevity—especially in high-revving applications where precision is non-negotiable. This K&L Supply shim ensures your...137690- SKU:
- 137690
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- PRODUCT NAME:
- SHIM
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- ATV
- TYPE:
- VALVE
- VALVE SHIM THICKNESS METRIC:
- 2.55 MM
- RIDING STYLE:
- STREET
- RIDING STYLE:
- WATERCRAFT
- OUTSIDE DIAMETER METRIC:
- 13.00 MM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- UTV
- UNITS:
- 5 PACK
$28.20 -
K&L SUPPLY Valve Shim - 2.60/13mm - Kawasaki 13-7691
K&L SUPPLY
$28.20Valve clearance directly impacts engine performance, fuel efficiency, and longevity—and improper shim sizing compounds wear on critical valve train components. The K&L SUPPLY 2.60/13mm valve shim is...137691- SKU:
- 137691
- Availability:
- Ships Same Business Day
- Weight:
- 0.03 LBS
- OUTSIDE DIAMETER METRIC:
- 13.00 MM
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- UTV
- TYPE:
- VALVE
- UNITS:
- 5 PACK
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- WATERCRAFT
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- ATV
- PRODUCT NAME:
- SHIM
- RIDING STYLE:
- STREET
- VALVE SHIM THICKNESS METRIC:
- 2.60 MM
$28.20 -
K&L SUPPLY Timing Belt - Honda 15-1459
K&L SUPPLY
$75.95A timing belt is critical to engine synchronization—if it fails, you're looking at catastrophic internal damage and costly repairs. The K&L SUPPLY Timing Belt (15-1459) is engineered to maintain...151459- SKU:
- 151459
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- PRODUCT NAME:
- TIMING BELT
- COLOR/FINISH:
- BLACK
- BASE COLOR:
- BLACK
- RIDING STYLE:
- STREET
- UNITS:
- EACH
$75.95
