Howards Cams Pistons & Piston Rings

Piston Rings, Ring, Oil, 4.045"

Part Number: HRS-H485040405O

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Estimated Ship Date: Oct 23, 2025 if ordered today

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Piston Rings, Ring, Second, 4.045"

Part Number: HRS-H485040405S

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Piston Rings, Ring, Top, 4.045"

Part Number: HRS-H485040405T

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Ring, Oil, 4.005"

Part Number: HRS-H486040005O

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Estimated Ship Date: Oct 23, 2025 if ordered today

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Ring, Second, 4.005"

Part Number: HRS-H486040005S

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Ring, Oil, 4.045"

Part Number: HRS-H486040405O

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Pistons, ProMax Race, Forged, Flat, 4.030 in. Bore, Chevy, Set of 8

Part Number: HRS-840322305

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Estimated Ship Date: Oct 22, 2025 if ordered today

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Pistons, SB Chev, FT, 4.030"

Part Number: HRS-840322305L

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Estimated Ship Date: Oct 22, 2025 if ordered today

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Pistons, SB Chev, FT, 4.030"

Part Number: HRS-840322305R

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Estimated Ship Date: Oct 22, 2025 if ordered today

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Piston Rings, Plasma-Moly, 4.000 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HRS-HRC486040005

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Piston Rings, Plasma-Moly, 4.040 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HRS-HRC486040405

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Piston Rings, Plasma-Moly, 4.250 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HRS-HRC486042505

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 23, 2025 if ordered today

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Piston Rings, Plasma-Moly, 4.500 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HRS-HRC486045005

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Piston Rings, Plasma-Moly, 4.530 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HRS-HRC486045305

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Piston Rings, Plasma-Moly, 4.600 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HRS-HRC486046005

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Piston Rings, Plasma-Moly, 4.125 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HRS-HRC486241255

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Piston Rings, Plasma-Moly, 4.155 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HRS-HRC486241555

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 23, 2025 if ordered today

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Piston Rings, Plasma-Moly, 4.500 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HRS-HRC486245005

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Piston Rings, Plasma-Moly, 4.600 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HRS-HRC486246005

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Piston Rings, Plasma-Moly, 4.030 in. Bore, 1/16 in., 1/16 in., 1/8 in. Thickness, 8-Cylinder, Set

Part Number: HRS-HRC487040305

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Piston Rings, Plasma-Moly, 4.040 in. Bore, 1/16 in., 1/16 in., 1/8 in. Thickness, 8-Cylinder, Set

Part Number: HRS-HRC487040405

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Estimated Ship Date: Oct 23, 2025 if ordered today

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Ring, Oil, 4.005"

Part Number: HRS-S0029

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Estimated Ship Date: Oct 23, 2025 if ordered today

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Ring, Second, 4.005"

Part Number: HRS-S0030

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Estimated Ship Date: Oct 23, 2025 if ordered today

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Ring, Top, 4.005"

Part Number: HRS-S0031

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Estimated Ship Date: Oct 23, 2025 if ordered today

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Ring, Oil, 4.170"

Part Number: HRS-S0032

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Estimated Ship Date: Oct 23, 2025 if ordered today

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