Engine Blocks & Accessories

Rear Main Seal Cover, Aluminum, Natural, Buick, Cadillac, Chevy, GMC, Hummer, Pontiac, Saab, Kit

Part Number: RNB-635-518

3.89 out of 5 stars ( 9 )

Estimated Ship Date: Today

Rear Main Seal Housing, Engine Crankshaft Seal Housing, Rear Main Seal, V6, One-Piece, Each

Part Number: ADO-12595923

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Cylinder Sleeve, Cast Iron, 4.000 in. Bore I.D., 0.125 in. Wall Thickness, 5.500 in. Length, Each

Part Number: MEL-590259

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Estimated Ship Date: Today

Cylinder Sleeve, Cast Iron, 4.110 in. Bore I.D., 0.125 in. Wall Thickness, 6.875 in. Length, Each

Part Number: MEL-592274

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Estimated Ship Date: Today

Cylinder Sleeve, Cast Iron, 4.312 in. Bore I.D., 0.125 in. Wall Thickness, 12.750 in. Length, Each

Part Number: MEL-CSL520A

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Estimated Ship Date: Today

Cylinder Sleeve, Cast Iron, 5.000 in. Bore I.D., 0.094 in. Wall Thickness, 14.000 in. Length, Each

Part Number: MEL-CSL426

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Estimated Ship Date: May 8, 2026 if ordered today

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Cylinder Sleeve, Cast Iron, 5.250 in. Bore I.D., 0.125 in. Wall Thickness, 14.250 in. Length, Each

Part Number: MEL-CSL568

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Estimated Ship Date: Today

Cylinder Sleeve, Cast Iron, 4.375 in. Bore I.D., 0.125 in. Wall Thickness, 12.250 in. Length, Each

Part Number: MEL-CSL521A

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Cylinder Sleeve, Cast Iron, 2.992 in. Bore I.D., 0.125 in. Wall Thickness, 7.000 in. Length, Each

Part Number: MEL-CSL721

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Estimated Ship Date: May 8, 2026 if ordered today

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Cylinder Sleeve, Cast Iron, 4.750 in. Bore I.D., 0.094 in. Wall Thickness, 14.000 in. Length, Each

Part Number: MEL-CSL465

5.0 out of 5 stars ( 2 )

Estimated Ship Date: May 8, 2026 if ordered today

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Cylinder Sleeve, Cast Iron, 4.000 in. Bore I.D., 0.125 in. Wall Thickness, 6.500 in. Length, Each

Part Number: MEL-590280

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Estimated Ship Date: May 8, 2026 if ordered today

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Cylinder Head Dowel Pins, 0.250 in. O.D., Chevrolet, Small Block, Set of 25

Part Number: PIO-PG-653-25

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Estimated Ship Date: Apr 28, 2026 if ordered today

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Cylinder Sleeve, Cast Iron, 5. in. Bore I.D., 0.125 in. Wall Thickness, 13 in. Length, Each

Part Number: MEL-CSL526

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Cylinder Sleeve, Cast Iron, 4.437 in. Bore I.D., 0.094 in. Wall Thickness, 12.750 in. Length, Each

Part Number: MEL-CSL427

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Cylinder Sleeve, Cast Iron, 4.250 in. Bore I.D., 0.125 in. Wall Thickness, 12.250 in. Length, Each

Part Number: MEL-CSL519A

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Estimated Ship Date: May 11, 2026 if ordered today

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Cylinder Sleeve, Cast Iron, 3.900 in. Bore I.D., 0.100 in. Wall Thickness, 6.940 in. Length, Each

Part Number: MEL-CSL308F

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Estimated Ship Date: May 11, 2026 if ordered today

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Cylinder Sleeve, Cast Iron, 4.188 in. Bore I.D., 0.125 in. Wall Thickness, 12.250 in. Length, Each

Part Number: MEL-CSL532A

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Estimated Ship Date: May 11, 2026 if ordered today

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Cylinder Sleeve, Cast Iron, 4.250 in. Bore I.D., 7.000 in. Length, Each

Part Number: MEL-590297

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Estimated Ship Date: Today

Cylinder Sleeve, Cast Iron, 4.625 in. Bore I.D., 0.125 in. Wall Thickness, 12.500 in. Length, Each

Part Number: MEL-CSL523

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Estimated Ship Date: May 8, 2026 if ordered today

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Cylinder Sleeve, Cast Iron, 4.625 in. Bore I.D., 0.094 in. Wall Thickness, 12.500 in. Length, Each

Part Number: MEL-CSL423

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Estimated Ship Date: May 11, 2026 if ordered today

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Main Stud Kit

Part Number: PIO-855016

Not Yet Reviewed

Estimated Ship Date: Apr 28, 2026 if ordered today

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Cylinder Sleeve, Cast Iron, 4.437 in. Bore I.D., 0.125 in. Wall Thickness, 12.750 in. Length, Each

Part Number: MEL-CSL527

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Estimated Ship Date: May 11, 2026 if ordered today

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Cylinder Sleeve, Cast Iron, 4.063 in. Bore I.D., 0.125 in. Wall Thickness, 11.000 in. Length, Each

Part Number: MEL-CSL530

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Estimated Ship Date: May 8, 2026 if ordered today

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CYL SLEEVE (DRY)

Part Number: CLE-226-4493X

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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