Availability
1978 Engines & Components
Piston, Hypereutectic, Dome, 4.290 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Each
Part Number: UEM-SKB257-040
Not Yet Reviewed
Estimated Ship Date: May 5, 2026 if ordered today
Estimated Ship Date: May 5, 2026 if ordered today
Pistons, Premium, Forged 2618 Aluminum, 4.155 in. Bore, 4.000 in. Stroke, Dish, Chevy, Small Block, Each
Part Number: UEM-SIC612-030
Not Yet Reviewed
Estimated Ship Date: May 5, 2026 if ordered today
Estimated Ship Date: May 5, 2026 if ordered today
Piston, Cast, Dish, 3.750 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, AMC, Jeep, L6, Each
Part Number: UEM-S2226-STD
Not Yet Reviewed
Estimated Ship Date: May 5, 2026 if ordered today
Estimated Ship Date: May 5, 2026 if ordered today
Piston, Hypereutectic, Dome, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, GM, V8, V6, Each
Part Number: UEM-S9903HC-STD
Not Yet Reviewed
Estimated Ship Date: May 5, 2026 if ordered today
Estimated Ship Date: May 5, 2026 if ordered today
Piston, Hypereutectic, Step, 4.060 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Each
Part Number: UEM-SKB356-060
Not Yet Reviewed
Estimated Ship Date: May 5, 2026 if ordered today
Estimated Ship Date: May 5, 2026 if ordered today
Piston, Hypereutectic, Dish, 4.040 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Each
Part Number: UEM-SKB101-040
Not Yet Reviewed
Estimated Ship Date: May 5, 2026 if ordered today
Estimated Ship Date: May 5, 2026 if ordered today
Pistons, Premium, Forged 2618 Aluminum, 4.040 in. Bore, 3.400 in. Stroke, Flat Top, Ford, Small Block, Each
Part Number: UEM-SIC613-040
Not Yet Reviewed
Estimated Ship Date: May 5, 2026 if ordered today
Estimated Ship Date: May 5, 2026 if ordered today
Piston, Hypereutectic, Dome, 4.020 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Each
Part Number: UEM-SKB190-020
Not Yet Reviewed
Estimated Ship Date: May 5, 2026 if ordered today
Estimated Ship Date: May 5, 2026 if ordered today
Piston, Hypereutectic, Dish 4.390 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, Each
Part Number: UEM-SKB206-030
Not Yet Reviewed
Estimated Ship Date: May 5, 2026 if ordered today
Estimated Ship Date: May 5, 2026 if ordered today
Piston, Hypereutectic, Flat, 4.040 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Each
Part Number: UEM-SKB231-040
Not Yet Reviewed
Estimated Ship Date: May 5, 2026 if ordered today
Estimated Ship Date: May 5, 2026 if ordered today
Piston, Cast, Dish, 3.895 in. Bore, 3/32 in., 3/32 in., 3/16 in. Ring Grooves, GM, L6, Each
Part Number: UEM-S1429-020
Not Yet Reviewed
Estimated Ship Date: May 5, 2026 if ordered today
Estimated Ship Date: May 5, 2026 if ordered today
Piston, Hypereutectic, Flat, 4.030 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, GM, V6, V8, Each
Part Number: UEM-SKB228-030
Not Yet Reviewed
Estimated Ship Date: May 5, 2026 if ordered today
Estimated Ship Date: May 5, 2026 if ordered today
Piston, Hypereutectic, Flat, 4.030 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Each
Part Number: UEM-SKB231-030
Not Yet Reviewed
Estimated Ship Date: May 5, 2026 if ordered today
Estimated Ship Date: May 5, 2026 if ordered today
Piston, Hypereutectic, Flat, 4.380 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, Each
Part Number: UEM-SKB368-020
Not Yet Reviewed
Estimated Ship Date: May 5, 2026 if ordered today
Estimated Ship Date: May 5, 2026 if ordered today
Piston, Hypereutectic, Dome, 4.040 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Each
Part Number: UEM-SKB373-040
Not Yet Reviewed
Estimated Ship Date: May 5, 2026 if ordered today
Estimated Ship Date: May 5, 2026 if ordered today
Piston, Hypereutectic, Flat, 4.185 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Each
Part Number: UEM-SKB125-060
Not Yet Reviewed
Estimated Ship Date: May 5, 2026 if ordered today
Estimated Ship Date: May 5, 2026 if ordered today
Piston, Hypereutectic, Dish, 4.040 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Each
Part Number: UEM-SKB102-040
Not Yet Reviewed
Estimated Ship Date: May 5, 2026 if ordered today
Estimated Ship Date: May 5, 2026 if ordered today
Piston, Hypereutectic, Dome, 4.030 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, GM, V6, V8, Each
Part Number: UEM-SKB213R-030
Not Yet Reviewed
Estimated Ship Date: May 5, 2026 if ordered today
Estimated Ship Date: May 5, 2026 if ordered today
Pistons, Forged, Dome, 2-Valve Reliefs, 4.185 in. Bore, 3.875 in. Stroke, 6.000 in. Rod, 1.062 in. Compression, Chevy, Set of 8
Part Number: JEP-207514
Not Yet Reviewed
Estimated Ship Date: Apr 17, 2026 if ordered today
Estimated Ship Date: Apr 17, 2026 if ordered today
Piston, Cast, Dish, 4.040 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, L6, Each
Part Number: UEM-S1170-040
Not Yet Reviewed
Estimated Ship Date: May 5, 2026 if ordered today
Estimated Ship Date: May 5, 2026 if ordered today
Piston, Hypereutectic, Flat, 4.030 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, GM, V6, V8, Each
Part Number: UEM-SKB112-030
Not Yet Reviewed
Estimated Ship Date: May 8, 2026 if ordered today
Estimated Ship Date: May 8, 2026 if ordered today
Pistons, Premium, Forged 2618 Aluminum, 4.185 in. Bore, 3.750 in. Stroke, Dome, Left Side, Chevy, Small Block, Each
Part Number: UEM-SIC640L-060
Not Yet Reviewed
Estimated Ship Date: May 8, 2026 if ordered today
Estimated Ship Date: May 8, 2026 if ordered today
Piston, Cast, Dish, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, L6, Each
Part Number: UEM-S1170-STD
Not Yet Reviewed
Estimated Ship Date: May 8, 2026 if ordered today
Estimated Ship Date: May 8, 2026 if ordered today
Piston, Cast, Dish, 3.770 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, AMC, Jeep, L6, Each
Part Number: UEM-S2226-020
Not Yet Reviewed
Estimated Ship Date: May 8, 2026 if ordered today
Estimated Ship Date: May 8, 2026 if ordered today
Piston, Hypereutectic, Dome, 4.280 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Each
Part Number: UEM-SKB398-030
Not Yet Reviewed
Estimated Ship Date: May 8, 2026 if ordered today
Estimated Ship Date: May 8, 2026 if ordered today
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