Availability
1981 Pistons
Piston, Cast, Dish, 4.030 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, L6, Each
Part Number: UEM-S1170-030
Not Yet Reviewed
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 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: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
Piston, Hypereutectic, Dish, 4.030 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, Each
Part Number: UEM-S1171HC-030
Not Yet Reviewed
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
Piston, Hypereutectic, Dish, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, Each
Part Number: UEM-S1171HC-STD
Not Yet Reviewed
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
Piston, Hypereutectic, Flat, 4.020 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Ford, Each
Part Number: UEM-SKB246-020
Not Yet Reviewed
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
Piston, Hypereutectic, Flat, 4.060 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Ford, Each
Part Number: UEM-SKB246-060
Not Yet Reviewed
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
Piston, Hypereutectic, Flat, 4.000 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Ford, Each
Part Number: UEM-SKB246-STD
Not Yet Reviewed
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
Piston, Hypereutectic, Dish, 4.040 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Ford, Each
Part Number: UEM-SKB319-040
Not Yet Reviewed
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
Piston, Hypereutectic, Step, 4.030 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Each
Part Number: UEM-SKB356-030
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
Piston, Hypereutectic, Dome, 4.250 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Each
Part Number: UEM-SKB397-STD
Not Yet Reviewed
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 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: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
Piston, Hypereutectic, Dome, 4.310 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Each
Part Number: UEM-SKB398-060
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
Piston, Hypereutectic, Flat, 4.040 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Ford, Each
Part Number: UEM-SKB246-040
Not Yet Reviewed
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
Pistons, Cast, Dish, 3.915 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, GM, L6, Set of 6
Part Number: UEM-1446C-040
Not Yet Reviewed
Estimated Ship Date: Mar 18, 2026 if ordered today
Estimated Ship Date: Mar 18, 2026 if ordered today
Piston and Ring Kit, Forged, Flat, 4.070 in. Bore, Mopar, Small Block, Kit
Part Number: UEM-IC744KTD-070
Not Yet Reviewed
Estimated Ship Date: Mar 18, 2026 if ordered today
Estimated Ship Date: Mar 18, 2026 if ordered today
Pistons, Forged, Dome, 4.310 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Big Block, Set of 8
Part Number: UEM-IC779-060
Not Yet Reviewed
Estimated Ship Date: Mar 18, 2026 if ordered today
Estimated Ship Date: Mar 18, 2026 if ordered today
Pistons, Forged, Dome, 4.310 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Big Block, Set of 8
Part Number: UEM-IC789-060
Estimated Ship Date: Mar 18, 2026 if ordered today
Estimated Ship Date: Mar 18, 2026 if ordered today
Pistons, Forged, Flat, 3.820 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Ford, L4, Set of 4
Part Number: UEM-IC939-040
Estimated Ship Date: Mar 18, 2026 if ordered today
Estimated Ship Date: Mar 18, 2026 if ordered today
Pistons, Forged, Flat, 4.390 in. Bore, Ford, Set of 8
Part Number: UEM-IC953-030
Not Yet Reviewed
Estimated Ship Date: Mar 18, 2026 if ordered today
Estimated Ship Date: Mar 18, 2026 if ordered today
Piston and Ring Kit, Forged, Flat, 4.390 in. Bore, Ford, Big Block, Kit
Part Number: UEM-IC953KTD-030
Not Yet Reviewed
Estimated Ship Date: Mar 18, 2026 if ordered today
Estimated Ship Date: Mar 18, 2026 if ordered today
Piston, Forged Dome, 4.250 in. Bore, Chevy, Big Block, Set of 8
Part Number: UEM-IC990-STD
Not Yet Reviewed
Estimated Ship Date: Mar 18, 2026 if ordered today
Estimated Ship Date: Mar 18, 2026 if ordered today
Pistons, Forged, Flat, 4.290 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Big Block, Set of 8
Part Number: UEM-IC9920-040
Not Yet Reviewed
Estimated Ship Date: Mar 18, 2026 if ordered today
Estimated Ship Date: Mar 18, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, Flat, 4.060 in. Bore, Chevy, Small Block, Kit
Part Number: UEM-KB106KTM-060
Not Yet Reviewed
Estimated Ship Date: Mar 18, 2026 if ordered today
Estimated Ship Date: Mar 18, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, Flat, 4.020 in. Bore, Ford, Small Block, Kit
Part Number: UEM-KB124KTM-020
Not Yet Reviewed
Estimated Ship Date: Mar 18, 2026 if ordered today
Estimated Ship Date: Mar 18, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, Dome, 4.060 in. Bore, Ford, Small Block, Kit
Part Number: UEM-KB136KTD-060
Not Yet Reviewed
Estimated Ship Date: Mar 18, 2026 if ordered today
Estimated Ship Date: Mar 18, 2026 if ordered today
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