Ultra Series Mechanical Roller Lifters For Small Block Chevy / Buick With .180 Inch Left Intakeake Offset Pushrod Seat With .903 Inch Body And .810 Inch Roller Wheel

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Engine Pro's Ultra Series Mechanical Lifters Are Made From A Billet Body With A Clipped Axle And Have 8000 + Rpm Capability. Additional Features Include Edm Oiling Circuit To Needle Bearings For Direct Lubrication To Axle Assembly, Reduction In Mass Of Lifter, Machined To Accept All Reduced Base Circle Cams, And Modified Oiling Groove To Feed Hole For Positive Oil Flow To Rockers. The .842 .875 Inch Diameter Lifters In This Series Have A .750 Inch Diameter Roller Wheel. The .903 Inch Diameter Lifters Have A .810 Inch Diameter Roller Wheel And The .936 Inch Diameter Lifters Have A .850 Inch Diameter Wheel. Recommended Spring Pressure 250-350 Lbs Seat Pressure And 600-850 Lbs Open Pressure.

• Made From A Billet Body With A Clipped Axle And Have 8000 + RPM Capability
• Made In USA
• Pressurized Oiling To The Rollers
• Recommended Spring Pressure 250-350 Lbs Seat Pressure And 600-850 Lbs Open Pressure