Upgrade your R45 to 860cc! For bikes produced up to 09/1980 only.
This kit replaces the original heavy cast iron barrels with lightweight Nikasil plated aluminium items.
- Easy to install
- Power increased throughout the range
- Lightweight high compression pistons
- Nikasil plated barrels
- Includes fitted stainless steel pushrod tubes
- Includes top end gasket set