With a greater bleed rate, these Hi-Tech hydraulic lifters for Chevrolet 265-400 Small Block, 396-454 Big Block and 348-409 increase engine vacuum and throttle response for hot street and racing applications.
Hi-Tech(TM) Hydraulic Lifters have a greater bleed rate, which greatly increases vacuum, throttle response and noise. Hi-Tech(TM) Lifters were designed primarily for extremely hot street machines or racing applications where a vacuum rule is in place or where you must run a hydraulic cam.
Hi-Tech(TM) Hydraulic Lifters have a greater bleed rate, which greatly increases vacuum, throttle response and noise. Hi-Tech(TM) Lifters were designed primarily for extremely hot street machines or racing applications where a vacuum rule is in place or where you must run a hydraulic cam.
- Greater Bleed Rate
- Increases Vacuum
- Quickens Throttle Response
- Should Not Run For Long Periods
- Set Pre-Load Between .030-.060 Inch
- 1 Year Limited Warranty