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Stef's Tapered Ring Compressors

5.0 out of 5 stars 3 Customer Reviews

Stef's tapered ring compressors do the hard work for you by eliminating distortion and breakage while reducing assembly time. These ring compressors are heat-treated, feature Posi-Grip outer surfaces to prevent mishandling, use a finish honed I.D. for proper tolerance, and are hard anodized for longevity. When it comes to installing pistons, you can make your life easier in every way with Stef's Tapered ring compressors.

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Piston Ring Compressor, Tapered, Aluminum, Black Anodized, 4.420 in. Diameter, Each

Part Number: STF-41527

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Piston Ring Compressor, Tapered, Aluminum, Black Anodized, 3.875 in. Diameter, Each

Part Number: STF-41220

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Piston Ring Compressor, Tapered, Aluminum, Black Anodized, 3.766 in. Diameter, Each

Part Number: STF-41160

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Estimated Ship Date: Nov 3, 2025 if ordered today

Piston Ring Compressor, Tapered, Aluminum, Black Anodized, 4.400 in. Diameter, Each

Part Number: STF-41525

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Estimated Ship Date: Nov 3, 2025 if ordered today

Piston Ring Compressor, Tapered, Aluminum, Black Anodized, 4.380 in. Diameter, Each

Part Number: STF-41515

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Piston Ring Compressor, Tapered, Aluminum, Black Anodized, 4.310 in. Diameter, Each

Part Number: STF-41470

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Estimated Ship Date: Nov 14, 2025 if ordered today

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Estimated Ship Date: Nov 14, 2025 if ordered today

Piston Ring Compressor, Tapered, Aluminum, Black Anodized, 4.170 in. Diameter, Each

Part Number: STF-41402

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Estimated Ship Date: Nov 13, 2025 if ordered today

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Estimated Ship Date: Nov 13, 2025 if ordered today

Piston Ring Compressor, Tapered, Aluminum, Black Anodized, 4.750 in. Diameter, Each

Part Number: STF-41600

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Estimated Ship Date: Nov 14, 2025 if ordered today

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Estimated Ship Date: Nov 14, 2025 if ordered today

Piston Ring Compressor, Tapered, Aluminum, Black Anodized, 4.320 in. Diameter, Each

Part Number: STF-41480

5.0 out of 5 stars ( 1 )

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Piston Ring Compressor, Tapered, Aluminum, Black Anodized, 4.530 in. Diameter, Each

Part Number: STF-41550

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Estimated Ship Date: Nov 14, 2025 if ordered today

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Estimated Ship Date: Nov 14, 2025 if ordered today

TAPERED RING COMPRESSORS

Part Number: STF-41400

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Piston Ring Compressor, Tapered, Aluminum, Black Anodized, 4.080 in. Diameter, Each

Part Number: STF-41350

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Estimated Ship Date: Nov 3, 2025 if ordered today

TAPERED RING COMPRESSORS

Part Number: STF-41605

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Estimated Ship Date: Nov 14, 2025 if ordered today

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Estimated Ship Date: Nov 14, 2025 if ordered today

Piston Ring Compressor, Tapered, Aluminum, Black Anodized, 4.340 in. Diameter, Each

Part Number: STF-41485

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Estimated Ship Date: Nov 6, 2025 if ordered today

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Estimated Ship Date: Nov 6, 2025 if ordered today

TAPERED RING COMPRESSORS

Part Number: STF-41368

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Estimated Ship Date: Nov 3, 2025 if ordered today

TAPERED RING COMPRESSORS

Part Number: STF-41596

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Estimated Ship Date: Nov 3, 2025 if ordered today

Piston Ring Compressor, Tapered, Aluminum, Black Anodized, 4.135 in. Diameter, Each

Part Number: STF-41374

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Estimated Ship Date: Nov 3, 2025 if ordered today

TAPERED RING COMPRESSORS

Part Number: STF-41135

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TAPERED RING COMPRESSORS

Part Number: STF-41260

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TAPERED RING COMPRESSORS

Part Number: STF-41320

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Piston Ring Compressor, Tapered, Aluminum, Black Anodized, 4.040 in. Diameter, Each

Part Number: STF-41330

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Piston Ring Compressor, Tapered, Aluminum, Black Anodized, 4.180 in. Diameter, Each

Part Number: STF-41408

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Piston Ring Compressor, Tapered, Aluminum, Black Anodized, 4.190 in. Diameter, Each

Part Number: STF-41412

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TAPERED RING COMPRESSORS

Part Number: STF-41500

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Piston Ring Compressor, Tapered, Aluminum, Black Anodized, 4.375 in. Diameter, Each

Part Number: STF-41510

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