1966 Pistons & Piston Rings

Piston and Ring Kits, FHR, Forged 4032 Aluminum, 4.320 in. Bore, 3.750 in. Stroke, Flat Top, Dodge, Big Block, RB, Set of 8

Part Number: UEM-IC9953KTMSTD

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Estimated Ship Date: Apr 2, 2026 if ordered today

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Pistons, Forged, Flat Top, Single Valve Relief, 4.500 in. Bore, 4.250 in. Stroke, 6.385 in. Rod, 1.270 in. Compression, Chevy, Set of 8

Part Number: JEP-142984

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Estimated Ship Date: Mar 16, 2026 if ordered today

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Piston Rings, Premium Ductile Ring Sets, Standard Size, 3.875 in. Bore, Plasma-moly, 5/64 in., 5/64 in., 3/16 in. Ring Thickness, L8, V8, Set of 8

Part Number: HSN-2M660

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Pistons, Hypereutectic, Flat, 4.290 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Set of 8

Part Number: UEM-KB162-040

2.0 out of 5 stars ( 1 )

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Pistons, Forged, Flat, 4.380 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Mopar, Big Block, Set of 8

Part Number: UEM-IC826-060

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 2, 2026 if ordered today

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Piston Rings, Moly, 4.134 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SLP-E-232K40

5.0 out of 5 stars ( 5 )

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Piston and Ring Kit, Forged, Flat, 4.040 in. Bore, Chevy, Small Block, Kit

Part Number: UEM-IC792KTD-040

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Estimated Ship Date: Apr 2, 2026 if ordered today

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Pistons, Hypereutectic, Flat, 4.110 in. Bore, 5/64 in., 3/32 in. 3/16 in. Ring Grooves, Ford, Set of 8

Part Number: UEM-1131H-060

4.0 out of 5 stars ( 1 )

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Piston Rings, Plasma-moly, 4.080 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HSN-2M139080

5.0 out of 5 stars ( 1 )

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Piston and Ring Kit, Forged, Dome, 4.04 in. Bore, Chevy, Small Block, Kit

Part Number: UEM-IC793KTD-040

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 1, 2026 if ordered today

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Pistons, Forged, Flat, 4.040 in. Bore, Chevy, 327, Set of 8

Part Number: UEM-IC792-040

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Estimated Ship Date: Apr 2, 2026 if ordered today

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Pistons, Hypereutectic, Dome, 3.905 in. Bore, Chevy, 283, Set of 8

Part Number: UEM-KB166-030

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Estimated Ship Date: Mar 30, 2026 if ordered today

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Piston Rings, Phosphate Coated, 4.250 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HSN-683

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Piston Rings, Plasma-moly, 4.155 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HSN-2M661030

5.0 out of 5 stars ( 1 )

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Piston Rings, Premium Ductile Ring Sets, Plasma-moly, 4.350 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, Chrysler, Dodge, Jensen, V8, Set of 8

Part Number: HSN-2M5528030

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Piston Rings, Cast, 4.125 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SLP-E-243X

4.75 out of 5 stars ( 4 )

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Pistons, Forged, Flat Top, Single Valve Relief, 4.310 in. Bore, 4.250 in. Stroke, 6.385 in. Rod, 1.270 in. Compression, Chevy, Set of 8

Part Number: JEP-257964-8

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 11, 2026 if ordered today

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Piston Rings, Moly, 4.090 in. Bore, 5/64 in., 3/32 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SLP-E-180K40

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Piston Rings, Plasma-moly, 4.050 in. Bore, 5/64 in., 3/32 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HSN-2M574

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Pistons, PowerPak Piston and Ring Kits, Stroked, 4.165 in. Bore, Forged Aluminum, Flat Top, Rings, Chevrolet, 302/327/350 Small Block, Set of 8

Part Number: MLE-930201165

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 12, 2026 if ordered today

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Piston and Ring Kit, PowerPak Plus, 4.080 in. Bore, 4.250 in. Stroke, 6.70 in. Rod, Dish, Forged, Ford, Big Block FE, Kit

Part Number: MLE-930264480

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 9, 2026 if ordered today

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Piston and Ring Kit, Forged, Dome, 4.060 in. Bore, Chevy, Small Block, Kit

Part Number: UEM-IC793KTD-060

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Estimated Ship Date: Mar 31, 2026 if ordered today

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Pistons, Hypereutectic, Flat, 4.000 in. Bore, Ford, Set of 8

Part Number: SUM-17303C-00

3.67 out of 5 stars ( 3 )

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Pistons, Forged, Dome, 4.030 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Small Block, Set of 8

Part Number: UEM-IC793-030

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Estimated Ship Date: Apr 2, 2026 if ordered today

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Piston Set, 289 / 302 / 5.0 SBF 289 - 302 K3-FX Series -4cc Flat Top inline Piston Set. 4.000 bore

Part Number: DMS-K3-3400-4000

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Estimated Ship Date: Mar 12, 2026 if ordered today

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