Engine Pro Performance Roller Valve Lifters 17-5884-2

Engine Pro Performance Roller Valve Lifters 17-5884-2 Specifications

• Bodyd: 0.842
• Rolld: 0.700
• Description: Pontiac .842D T/B Street Perf Hyd Roller 400-421-428-455 Cu In

Legend for Spec Description

P/O - Pressurized Oiling, HLT - HYD Limited Travel 0 to .005" Preload, NBA - Nascar Bearing and Axle, U/P - Ultra Pro Pressurized Oiling, T/B - Tie Bar (Vertical or Horizontal), O/C - Pushrod Seat On Center, UFRS - Ultimate Fighter Roller Series

Applies to:

• Pontiac 400-421-428-455 Cu In Hydraulic Roller Lifters

Description:

Retro Fit Hydraulic Roller Valve Lifters

• Designed to update vintage engines to modern hydraulic roller lifters
• Fully machined bodies ensure stability in blocks not originally designed for roller lifters
• .700 wheel diameter yields accurate valve lift with mild to moderate cam designs with up to .370 lobe lift
• All axles are located with a lock wire

Pro Series Hydraulic Roller Valve Lifters

• Designed for maximum performance using Hydraulic roller lifters
• Good for over 7000 RPM with compatible valve train
• Machined from tool steel
• Centerless ground to .0003 tolerance
• Precision oil control ensures minimal bleed down
• Larger .750 wheel works with even the most aggressive hydraulic profiles
• Each lifter is individually pressure tested to validate performance