- Precision-machined guides
- Manganese bronze guide material is softer than nickel aluminum bronze valve guides
- Excellent heat conductivity which promotes long valve life
- Guides can be easily reamed with a battery-operated or electric drill and finished with a high-quality ball hone
- Eliminates the need for expensive honing equipment that would be required for nickel bronze valve guides
- Machined to accept OEM and aftermarket seals
- Made in the USA
| Compatible Vehicles | |||
| Years | Make | Make | Notes |
| 1983-1984 | BMW | R100 | |
| 1991 | BMW | R100 | |
| 1976-1978 | BMW | R100 7 | |
| 1985-1987 | BMW | R80 | |
| 1976-1984 | BMW | R80 7 | |
| 1973-1976 | BMW | R90 6 | |