CRANKSHAFT ASSY 02-08 CRF450R, HOTRODS 4148 ROD + 3mm
Hot Rods Stroker Crankshaft Assembly with 4148 Rod and +3mm stroke. This heavy-duty assembly increases displacement to 470cc using the stock piston. It is factory-assembled and trued to meet or exceed OEM specifications, ready for installation. Cylinder head modification is required as this is a stroker crankshaft. Main bearings are not included. Features include a +3mm stroke, compatibility with stock pistons, an included Hot Rods connecting rod, factory assembly and truing for precision, and a fully rebuildable design. Cross-references Honda part numbers 13000-MEB-671, 13000-MEB-770, 13000-MEN-670, 13000-MEN-730, 13000-MEN-850, 13000-MEN-A00, and 13000-MEN-A10. Part Number: 56-228.HR1+3.
- SKU
- 56-228.HR1+3
- Brand
- Hot Rods
- Availability
- In Stock (1)
FULL DESCRIPTION
Hot Rods Stroker Crankshaft Assembly
Upgrade your Honda CRF450R with this Hot Rods Stroker Crankshaft Assembly. Engineered for enhanced performance, this heavy-duty crankshaft is designed as a direct replacement for specific Honda models. It features a +3mm stroke, which increases the engine's displacement to 470cc when used with the stock piston.
The crankshaft comes factory-assembled and trued to meet or exceed original equipment manufacturer specifications, ensuring precise fitment and reliable operation. This assembly is ready for installation, providing a straightforward path to improved power and torque. It is also fully rebuildable, allowing for long-term service and maintenance.
Important Note: Due to the stroker design, cylinder head modification is required for proper installation. Main bearings are not included with this crankshaft assembly.
Key Features:
- Increased Displacement: +3mm stroke boosts engine capacity to 470cc.
- Stock Piston Compatibility: Designed to work with the original piston for easier integration.
- Includes Connecting Rod: Comes complete with a high-quality Hot Rods connecting rod.
- Precision Assembly: Factory-assembled and trued for optimal balance and durability.
- Ready for Installation: Prepped for immediate use, minimizing downtime.
- Rebuildable Design: Offers longevity through the ability to be rebuilt.


