1978 Pistons & Piston Rings

Piston and Ring Kit, Hypereutectic, 3.238 in. Bore, Harley-Davidson®, 8.20;1 Compression Ratio, Kit

Part Number: UEM-KB292-050

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Estimated Ship Date: May 8, 2026 if ordered today

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Piston, Hypereutectic, Flat, 4.040 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, GM, V6, V8, Each

Part Number: UEM-SKB112-040

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Estimated Ship Date: May 8, 2026 if ordered today

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Piston, 23 Degree. Forged, Dome, 2-Valve Reliefs, 4.060 in. Bore, 3.750 in. Stroke, 6.000 in. Rod, 1.125 in. Compression, Chevy, Right, Each

Part Number: JEP-182007R

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Piston, Forged, Flat Top, Single Valve Relief, 4.310 in. Bore, 4.000 in. Stroke, 6.135 in. Rod, 1.645 in. Compression, Chevy, Each

Part Number: JEP-139478S

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Estimated Ship Date: Apr 20, 2026 if ordered today

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SB Chevy DS 4.035B/1.550CD

Part Number: DPP-11421

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Estimated Ship Date: May 11, 2026 if ordered today

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CH BB DM 4.530B/4.250S/6.385R/1.270CD

Part Number: DPP-12711

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Estimated Ship Date: May 8, 2026 if ordered today

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FD BB DS 4.400B/4.150S/6.800R/1.420CD

Part Number: DPP-40411

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Estimated Ship Date: May 11, 2026 if ordered today

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SBC 23­° Nitrous FT 4.030B/1.000CD

Part Number: DPP-10304

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Estimated Ship Date: May 11, 2026 if ordered today

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Pistons, Premium, Forged 2618 Aluminum, 4.040 in. Bore, 3.750 in. Stroke, Dome, Right Side, Chevy, Small Block, Each

Part Number: UEM-SIC972R-040

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Estimated Ship Date: May 8, 2026 if ordered today

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Piston, 23 Degree. Forged, Flat Top, 2-Valve Reliefs, 4.040 in. Bore, 3.480 in. Stroke, 6.200 in. Rod, 1.050 in. Compression, Chevy, Left, Each

Part Number: JEP-181909L

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Estimated Ship Date: Apr 20, 2026 if ordered today

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BB Chevy Comp Series 24° 4.560B/1.120CD

Part Number: DPP-20026

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Estimated Ship Date: May 11, 2026 if ordered today

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Pistons, Premium, Forged 2618 Aluminum, 4.030 in. Bore, 3.480 in. Stroke, Dome, Left Side, Chevy, Small Block, Each

Part Number: UEM-SIC977L-030

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BB Chevy Comp Series 24° 4.610B/1.065CD

Part Number: DPP-20016

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Engine Piston Ring Set, 6-Cyl Ring Set; Chrome

Part Number: HSN-2C4711

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Estimated Ship Date: Apr 16, 2026 if ordered today

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Piston, Forged, Dish, 4-Valve Reliefs, 3.766 in. Bore, 3.480 in. Stroke, 5.700 in. Rod, 1.560 in. Compression, Chevy, Each

Part Number: JEP-174002-1

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Engine Piston Set 67-95 BUI/CAD/CHV/GM/GMC/OLD/PON 4.3L/5.7L

Part Number: EGN-P50178060

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Estimated Ship Date: Apr 24, 2026 if ordered today

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Piston, Ultra-Light GP, Forged, Flat Top, 2-Valve Reliefs, 4.040 in. Bore, 3.480 in. Stroke, 6.000 in. Rod, 1.250 in. Compression, Chevy, Left, Each

Part Number: JEP-173616L

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Estimated Ship Date: Apr 21, 2026 if ordered today

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Piston, Hypereutectic, Flat, 4.000 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-SKB231-STD

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Piston, Hypereutectic, Flat, 4.125 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-SKB194-STD

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Engine Piston Set 64-79 AMC/International/JEP 3.8L/4.2L

Part Number: EGN-P15196030

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Estimated Ship Date: Apr 24, 2026 if ordered today

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Engine Piston Kit 76-87 BUI/CHV/GM/GMC/OLD/PON 4.3L/5.0L

Part Number: EGN-K15038P030

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Estimated Ship Date: Apr 24, 2026 if ordered today

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Engine Piston Kit 65-96 FRD 4.9L

Part Number: EGN-K15976020

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Estimated Ship Date: Apr 24, 2026 if ordered today

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Engine Piston Set 67-95 BUI/CAD/CHV/GM/GMC/OLD/PON 4.3L/5.7L

Part Number: EGN-P15058STD

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Engine Piston Set 67-95 BUI/CAD/CHV/GM/GMC/OLD/PON 4.3L/5.7L

Part Number: EGN-P15058030

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Estimated Ship Date: Apr 24, 2026 if ordered today

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Engine Piston Set 71-93 CHR/DOD/PLY 5.9L

Part Number: EGN-P15308STD

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Estimated Ship Date: Apr 24, 2026 if ordered today

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