Pro Magnum Hydraulic Flat Lifter for Oldsmobile 260-455 and Pontiac 326-455.
This Pro Magnum lifter is designed to perform at higher RPM without any harmful pumping up. This lifter for Oldsmobile 260-455 and Pontiac 326-455 yields significant power increase over standard hydraulic lifters.
- Unique design yields significant power increase over standard hydraulic lifters
- Proper position of internal piston at higher RPM prevents lifters from harmful pumping up
- Adjustable valve train required
- Specifically designed to perform at higher engine speeds
- Adjustable valve train required
