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The Black Mamba Mechanical Lifters are made from a billet body with a pined axle and have 9,000+ RPM capability. The Black Mamba have an axle diameter of .470" with full time pressurized oiling. The .842" & .875" diameter lifters in this series have a .750" diameter roller wheel. The .903" diameter lifters have a .810" diameter roller wheel and the .936" diameter lifters have a .850" diameter wheel. These lifters have a special break-in lube between the axle and roller wheel and should not be washed with solvent prior to installation. These lifters also require a break-in period of 25-30 minutes varying the RPM from 1,800-2,200 RPM.
Recommended Spring Pressures are 150-400 lbs Seat Pressure and 550-1,000 lbs Open Pressure.
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Morel 6475 Morel 6475 Black Mamba Series SBC .842" Diameter .300" Tall Mechanical Roller Lifters

The Morel 6475 Black Mamba Mechanical Roller Lifters features a DLC coated billet steel body, pinned axle, full-time pressurized oiling, and support 9,000+ RPM.

Our Price: $1,394.99
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Morel 6478 Morel 6478 Black Mamba Series SBC .842" Diameter .300" Tall .150" Left & Right Intake Offset Mechanical Roller Lifters

The Morel 6478 Black Mamba Mechanical Roller Lifters features a DLC coated billet steel body, pinned axle, full-time pressurized oiling, and support 9,000+ RPM.

Our Price: $1,419.99
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Morel 6480 Morel 6480 Black Mamba Series SBC .842" Diameter .300" Tall .150" Intake & Exhaust Mechanical Roller Lifters

The Morel 6480 Black Mamba Mechanical Roller Lifters features a DLC coated billet steel body, pinned axle, full-time pressurized oiling, and support 9,000+ RPM.

Our Price: $1,424.99
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Morel 6483 Morel 6483 Black Mamba Series LS .842" Diameter .300" Tall Mechanical Roller Lifters

The Morel 6483 Black Mamba Mechanical Roller Lifters features a DLC coated billet steel body, pinned axle, full-time pressurized oiling, and support 9,000+ RPM.

Our Price: $1,394.99
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Morel 6485 Morel 6485 Black Mamba Series LS .842" Diameter .300" Tall Mechanical Roller Lifters

The Morel 6485 Black Mamba Mechanical Roller Lifters features a DLC coated billet steel body, pinned axle, full-time pressurized oiling, and support 9,000+ RPM.

Our Price: $1,419.99
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Morel 6487 Morel 6487 Black Mamba Series LS .842" Diameter .300" Tall Mechanical Roller Lifters

The Morel 6487 Black Mamba Mechanical Roller Lifters features a DLC coated billet steel body, pinned axle, full-time pressurized oiling, and support 9,000+ RPM.

Our Price: $1,424.99
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Morel 6489 Morel 6489 Black Mamba Series BBC .842" Diameter .300" Tall Mechanical Roller Lifters

The Morel 6489 Black Mamba Mechanical Roller Lifters features a DLC coated billet steel body, pinned axle, full-time pressurized oiling, and support 9,000+ RPM.

Our Price: $1,414.99
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Morel 6492 Morel 6492 Black Mamba Series BBC .842" Diameter .300" Tall .150" Left & Right Intake Offset Mechanical Roller Lifters

The Morel 6492 Black Mamba Mechanical Roller Lifters features a DLC coated billet steel body, pinned axle, full-time pressurized oiling, and support 9,000+ RPM.

Our Price: $1,439.99
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Morel 6494 Morel 6494 Black Mamba Series BBC .842" Diameter .300" Tall .150" Intake & Exhaust Offset Mechanical Roller Lifters

The Morel 6494 Black Mamba Mechanical Roller Lifters features a DLC coated billet steel body, pinned axle, full-time pressurized oiling, and support 9,000+ RPM.

Our Price: $1,444.99
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Morel 6498 Morel 6498 Black Mamba Series Pontiac .842" Diameter .300" Tall Mechanical Roller Lifters

The Morel 6498 Black Mamba Mechanical Roller Lifters features a DLC coated billet steel body, pinned axle, full-time pressurized oiling, and support 9,000+ RPM.

Our Price: $1,394.99
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Morel 6537 Morel 6537 Black Mamba Series SBF Cleveland 351-400 .875" Diameter Mechanical Roller Lifters

The Morel 6537 Black Mamba Mechanical Roller Lifters features a DLC coated billet steel body, pinned axle, full-time pressurized oiling, and support 9,000+ RPM.

Our Price: $1,404.99
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Morel 6545 Morel 6545 Black Mamba Series BBF & FE .875" Diameter Mechanical Roller Lifters

The Morel 6545 Black Mamba Mechanical Roller Lifters features a DLC coated billet steel body, pinned axle, full-time pressurized oiling, and support 9,000+ RPM.

Our Price: $1,404.99
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Morel 6563 Morel 6563 Black Mamba Series SBC .936" Diameter .300" Tall Mechanical Roller Lifters

The Morel 6563 Black Mamba Mechanical Roller Lifters features a DLC coated billet steel body, pinned axle, full-time pressurized oiling, and support 9,000+ RPM.

Our Price: $2,429.99
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Morel 6564 Morel 6564 Black Mamba Series SBC .936" Diameter .300" Tall .180" Left & Right Intake Offset Mechanical Roller Lifters

The Morel 6564 Black Mamba Mechanical Roller Lifters features a DLC coated billet steel body, pinned axle, full-time pressurized oiling, and support 9,000+ RPM.

Our Price: $2,429.99
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Morel 6565 Morel 6565 Black Mamba Series LS .936" Diameter Mechanical Roller Lifters

The Morel 6565 Black Mamba Mechanical Roller Lifters features a DLC coated billet steel body, pinned axle, full-time pressurized oiling, and support 9,000+ RPM.

Our Price: $2,429.99
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Morel 6568 Morel 6568 Black Mamba Series BBC .936" Diameter .300" Tall Mechanical Roller Lifters

The Morel 6568 Black Mamba Mechanical Roller Lifters features a DLC coated billet steel body, pinned axle, full-time pressurized oiling, and support 9,000+ RPM.

Our Price: $2,429.99
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Morel 6580 Morel 6580 Black Mamba Series BBC .936" Diameter .300" Tall .180" Left & Right Intake Offset Mechanical Roller Lifters

The Morel 6580 Black Mamba Mechanical Roller Lifters features a DLC coated billet steel body, pinned axle, full-time pressurized oiling, and support 9,000+ RPM.

Our Price: $2,429.99
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Morel 6582 Morel 6582 Black Mamba Series SBF Windsor .936" Diameter Mechanical Roller Lifters

The Morel 6582 Black Mamba Mechanical Roller Lifters features a DLC coated billet steel body, pinned axle, full-time pressurized oiling, and support 9,000+ RPM.

Our Price: $2,429.99
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Morel 6584 Morel 6584 Black Mamba Series SBF Windsor .936" Diameter .180" Right Intake Offset Mechanical Roller Lifters

The Morel 6584 Black Mamba Mechanical Roller Lifters features a DLC coated billet steel body, pinned axle, full-time pressurized oiling, and support 9,000+ RPM.

Our Price: $2,429.99
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Morel 6651 Morel 6651 Black Mamba Series SBC .903" Diameter .300" Tall Mechanical Roller Lifters

The Morel 6651 Black Mamba Mechanical Roller Lifters features a DLC coated billet steel body, pinned axle, full-time pressurized oiling, and support 9,000+ RPM.

Our Price: $1,694.99
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Morel 6654 Morel 6654 Black Mamba Series SBC .903" Diameter .300" Tall .180" Left & Right Intake Offset Mechanical Roller Lifters

The Morel 6654 Black Mamba Mechanical Roller Lifters features a DLC coated billet steel body, pinned axle, full-time pressurized oiling, and support 9,000+ RPM.

Our Price: $1,719.99
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Morel 6656 Morel 6656 Black Mamba Series SBC .903" Diameter .300" Tall .180" Intake & Exhaust Mechanical Roller Lifters

The Morel 6656 Black Mamba Mechanical Roller Lifters features a DLC coated billet steel body, pinned axle, full-time pressurized oiling, and support 9,000+ RPM.

Our Price: $1,729.99
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Morel 6659 Morel 6659 Black Mamba Series LS .903" Diameter .300" Tall Mechanical Roller Lifters

The Morel 6659 Black Mamba Mechanical Roller Lifters features a DLC coated billet steel body, pinned axle, full-time pressurized oiling, and support 9,000+ RPM.

Our Price: $1,694.99
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Morel 6661 Morel 6661 Black Mamba Series LS .903" Diameter .300" Tall .180" Left Intake Offset Mechanical Roller Lifters

The Morel 6661 Black Mamba Mechanical Roller Lifters features a DLC coated billet steel body, pinned axle, full-time pressurized oiling, and support 9,000+ RPM.

Our Price: $1,719.99
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Morel 6663 Morel 6663 Black Mamba Series BBC .903" Diameter .300" Tall Mechanical Roller Lifters

The Morel 6663 Black Mamba Mechanical Roller Lifters features a DLC coated billet steel body, pinned axle, full-time pressurized oiling, and support 9,000+ RPM.

Our Price: $1,694.99
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Morel 6666 Morel 6666 Black Mamba Series BBC .903" Diameter .300" Tall .180" Left & Right Intake Offset Mechanical Roller Lifters

The Morel 6666 Black Mamba Mechanical Roller Lifters features a DLC coated billet steel body, pinned axle, full-time pressurized oiling, and support 9,000+ RPM.

Our Price: $1,719.99
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Morel 6667 Morel 6667 Black Mamba Series BBC .903" Diameter .300" Tall .180" Right Intake Offset Mechanical Roller Lifters

The Morel 6667 Black Mamba Mechanical Roller Lifters features a DLC coated billet steel body, pinned axle, full-time pressurized oiling, and support 9,000+ RPM.

Our Price: $1,719.99
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Morel 6669 Morel 6669 Black Mamba Series BBC .903" Diameter .300" Tall .180" Intake & Exhaust Offset Mechanical Roller Lifters

The Morel 6669 Black Mamba Mechanical Roller Lifters features a DLC coated billet steel body, pinned axle, full-time pressurized oiling, and support 9,000+ RPM.

Our Price: $1,729.99
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Morel 6671 Morel 6671 Black Mamba Series Pontiac .903" Diameter .300" Tall Mechanical Roller Lifters

The Morel 6671 Black Mamba Mechanical Roller Lifters features a DLC coated billet steel body, pinned axle, full-time pressurized oiling, and support 9,000+ RPM.

Our Price: $1,694.99
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Morel 6673 Morel 6673 Black Mamba Series SBF Windsor .903" Diameter Mechanical Roller Lifters

The Morel 6673 Black Mamba Mechanical Roller Lifters features a DLC coated billet steel body, pinned axle, full-time pressurized oiling, and support 9,000+ RPM.

Our Price: $1,694.99
Free Shipping