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Start ShoppingHot Cams 5PK748340 Shim Package Refills - High-Performance Engine Valve Adjustment Kit
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Description
Upgrade your engine's performance with Hot Cams' precision-engineered Shim Package Refills. These essential components ensure accurate valve clearance adjustment, delivering enhanced power output, improved fuel efficiency, and long-term reliability for powersports vehicles.
Key Features
- Exact Fitment: Designed specifically for Hot Cams engines to ensure seamless compatibility and optimal performance.
- Durable Materials: High-grade alloy construction resists wear and maintains precision under extreme operating conditions.
- Easy Installation: Pre-measured shims simplify maintenance tasks, saving time and reducing labor costs.
- Performance Optimization: Fine-tune valve clearance for maximum engine efficiency and horsepower gains.
Why Choose This Product
Hot Cams Shim Package Refills are engineered to meet the rigorous demands of powersports applications. By maintaining proper valve clearance, these shims prevent engine knocking, reduce heat buildup, and extend component lifespan. Riders benefit from smoother throttle response, improved torque delivery, and enhanced overall engine performance. Whether you're modifying a motorcycle, ATV, or UTV, these refills provide a cost-effective way to achieve professional-grade results without compromising durability.
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Upgrade your engine's performance with Hot Cams' precision-engineered Shim Package Refills. These essential components ensure accurate valve clearance adjustment, delivering enhanced power output, improved fuel efficiency, and long-term reliability for powersports vehicles.
Key Features
- Exact Fitment: Designed specifically for Hot Cams engines to ensure seamless compatibility and optimal performance.
- Durable Materials: High-grade alloy construction resists wear and maintains precision under extreme operating conditions.
- Easy Installation: Pre-measured shims simplify maintenance tasks, saving time and reducing labor costs.
- Performance Optimization: Fine-tune valve clearance for maximum engine efficiency and horsepower gains.
Why Choose This Product
Hot Cams Shim Package Refills are engineered to meet the rigorous demands of powersports applications. By maintaining proper valve clearance, these shims prevent engine knocking, reduce heat buildup, and extend component lifespan. Riders benefit from smoother throttle response, improved torque delivery, and enhanced overall engine performance. Whether you're modifying a motorcycle, ATV, or UTV, these refills provide a cost-effective way to achieve professional-grade results without compromising durability.
| SKU | GMDEFB7F17 |
|---|---|
| MPN | 5PK748340 |
| Brand | Hot Cams |
| Category | Engine |
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Featured Review
| Make | Model | Years |
|---|---|---|
| Honda | TRX450R | 2009-2019 |
| Kawasaki | KFX450 | 2008-2013 |
| Yamaha | YFZ450 | 2004-2009 |
Frequently Asked Questions
Assortment of 20 shims ranging from 1.20mm to 2.00mm in 0.05mm increments.
Yes, recommended as a refill pack since cam installs often require new shim thicknesses for proper valve clearance.
Universal for both; shims are the same for shim-under-bucket systems.
Check the fitment list; primarily for Honda TRX450R, Kawasaki KFX450, Yamaha YFZ450 with Hot Cams kits.
Installation Guide
Difficulty
Medium
Est. Time
45 min
Tools Required
- micrometer or feeler gauge
- magnetic shim pick
- valve cover gasket
- torque wrench
Pro Tips
- Clean shims thoroughly before measuring
- Use shim thickness chart from Hot Cams instructions
- Verify clearances after 1 hour of break-in riding
Common Mistakes to Avoid
- Incorrect shim measurement (always measure clearance first)
- Mixing up shim sizes during reinstall
Comparison vs Stock/OEM
Aftermarket precision shims match OEM tolerances but provide full refill assortment for performance cam installs
Improvements
- Complete size range for easy adjustments
- Higher grade steel for durability
Considerations
- Requires precise measurement tools unlike some OEM auto-adjust systems
Durability & Warranty
Expected Lifespan
Matches engine life with proper torque (100,000+ miles typical)
Warranty
1 year Hot Cams warranty against defects
Maintenance
Re-check valve clearances every 10-20 hours racing or 100 hours trail use
What Others Are Saying
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