1978 Pistons & Piston Rings

Pistons, Cast, Flat, 4.342 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Big Block, Set of 8

Part Number: UEM-1274-STD

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Pistons, Cast, Dish, 3.750 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, AMC, L6, Set of 6

Part Number: UEM-2226-STD

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Pistons, Hypereutectic, Dish, 4.020 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, Set of 6

Part Number: UEM-3158HC-020

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Pistons, Cast, Dish, 3.770 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, AMC, L6, Set of 6

Part Number: UEM-2226-020

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Pistons, Hypereutectic, Dish, 4.020 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, L6, Set of 6

Part Number: UEM-3118H-020

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Pistons, Cast, Dish, 3.820 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, GM, V6, Set of 6

Part Number: UEM-1731-020

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Pistons, Cast, Dish, 3.800 in. Bore, Buick, Chevy, GMC, Oldsmobile, Pontiac, 3.8L, Set of 6

Part Number: UEM-1731-STD

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Pistons, Hypereutectic, Dish, 3.800 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, GM, V6, Set of 6

Part Number: UEM-1735HC-STD

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Pistons, Cast, Dish, 3.800 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Buick, V8, Set of 8

Part Number: UEM-1746-STD

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Pistons, Hypereutectic, 4.402 in. Bore, Flat, 1.752 in. CH, Press Fit Pin, 5/64 x 5/64 x 3/16 Rg Grooves, Ford, Lincoln, Mercury, Mercruiser, Set of 8

Part Number: UEM-3191HC-040

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Engine Piston, Yamaha 440 Exciter '75-81 2697CS

Part Number: WIS-2284M06850

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Estimated Ship Date: Feb 25, 2026 if ordered today

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Engine Piston, Yamaha 440 Exciter '75-81 2736CS

Part Number: WIS-2284M06950

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Estimated Ship Date: Feb 25, 2026 if ordered today

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Engine Piston, A-Cat 440/JohnDeere/Kaw ProLite 2697CD

Part Number: WIS-2084M06850

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Estimated Ship Date: Feb 25, 2026 if ordered today

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Engine Piston, A-Cat 440/JohnDeere/Kaw ProLite 2736CD

Part Number: WIS-2084M06950

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Estimated Ship Date: Feb 25, 2026 if ordered today

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Engine Piston, Yamaha DT400 '75-78, MX400 '75-76 3347TD

Part Number: WIS-232M08500

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Estimated Ship Date: Feb 25, 2026 if ordered today

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Piston and Ring Kit, Forged Aluminum, 85.500mm Bore, Yamaha, Kit

Part Number: WIS-232M08550

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Estimated Ship Date: Feb 25, 2026 if ordered today

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Engine Piston, Yamaha DT400 '75-78, MX400 '75-76 3405TD

Part Number: WIS-232M08650

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Estimated Ship Date: Feb 25, 2026 if ordered today

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Piston and Ring Kit, Forged Aluminum, 56.500mm Bore, Yamaha, Kit

Part Number: WIS-236M05650

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Estimated Ship Date: Feb 25, 2026 if ordered today

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Piston and Ring Kit, Forged Aluminum, 70.500mm Bore, Yamaha, Kit

Part Number: WIS-234M07050

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Piston and Ring Kit, Forged Aluminum, 72.000mm Bore, Yamaha, Kit

Part Number: WIS-234M07200

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Engine Piston, Yamaha DT100, MX100, LT100 All 2067CD

Part Number: WIS-235M05250

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Engine Piston, Yamaha DT100, MX100, LT100 All 2106CD

Part Number: WIS-235M05350

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Piston and Ring Kit, Forged Aluminum, 87.000mm Bore, Yamaha, Kit

Part Number: WIS-4045M08700

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Estimated Ship Date: Feb 25, 2026 if ordered today

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Piston and Ring Kit, Forged Aluminum, 89.000mm Bore, Yamaha, Kit

Part Number: WIS-4045M08900

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Piston and Ring Kit, Forged Aluminum, 72.000mm Bore, Kawasaki, Kit

Part Number: WIS-4052M07200

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Estimated Ship Date: Feb 25, 2026 if ordered today

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