Availability
1981 Pistons
Pistons, Hypereutectic, Flat, 4.040 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Set of 8
Part Number: UEM-KB198-040
Not Yet Reviewed
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, Flat, 4.040 in. Bore, Chevy, Small Block, Kit
Part Number: UEM-KB198KTD-040
Not Yet Reviewed
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, Flat, 4.000 in. Bore, Chevy, Small Block, Kit
Part Number: UEM-KB198KTD-STD
Not Yet Reviewed
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, Flat, 4.040 in. Bore, Chevy, Small Block, Kit
Part Number: UEM-KB198KTM-040
Not Yet Reviewed
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, Flat, 4.000 in. Bore, Chevy, Small Block, Kit
Part Number: UEM-KB198KTM-STD
Not Yet Reviewed
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
Pistons, Forged, Dish, 4.250 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Big Block, Set of 8
Part Number: UEM-IC947-STD
Not Yet Reviewed
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
Pistons, Hypereutectic, Step, 4.390 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Ford, Set of 8
Part Number: UEM-KB402-030
Not Yet Reviewed
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
Pistons, Hypereutectic, Step, 4.420 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Ford, Set of 8
Part Number: UEM-KB402-060
Not Yet Reviewed
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, Step Dish, 4.420 in. Bore, Ford, Big Block, Kit
Part Number: UEM-KB402KTD-060
Not Yet Reviewed
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, Dish, 4.030 in. Bore, Chevy, Small Block, Kit
Part Number: UEM-KB169KTD-030
Not Yet Reviewed
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, Dish, 4.000 in. Bore, Chevy, Small Block, Kit
Part Number: UEM-KB169KTM-STD
Not Yet Reviewed
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, Flat, 4.000 in. Bore, Chevy, Small Block, Kit
Part Number: UEM-KB171KTD-STD
Not Yet Reviewed
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, Flat, 4.000 in. Bore, Chevy, Small Block, Kit
Part Number: UEM-KB171KTM-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, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, GM, V8, V6, Each
Part Number: UEM-S9901HC-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, 4.030 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, GM, 8, V6, Each
Part Number: UEM-S9905HC-030
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, Chevy, Each
Part Number: UEM-SKB197-030
Not Yet Reviewed
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
Piston, Hypereutectic, Dish, 4.060 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Each
Part Number: UEM-SKB197-060
Not Yet Reviewed
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
Piston, Hypereutectic, Flat, 4.310 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Each
Part Number: UEM-SKB202-060
Not Yet Reviewed
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
Piston, Hypereutectic, Flat, 4.320 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Each
Part Number: UEM-SKB202-070
Not Yet Reviewed
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
Pistons, Professional Series, Quick 16, Forged Aluminum, Dome, 4.600 in. Bore, Stroked, Chevy, Big Block, Each
Part Number: WIS-60022B100
Not Yet Reviewed
Estimated Ship Date: Mar 9, 2026 if ordered today
Estimated Ship Date: Mar 9, 2026 if ordered today
Pistons, Professional Series, Quick 16, Forged Aluminum, Dome, 4.500 in. Bore, Stroked, Chevy, Big Block, Each
Part Number: WIS-60025BS
Not Yet Reviewed
Estimated Ship Date: Mar 9, 2026 if ordered today
Estimated Ship Date: Mar 9, 2026 if ordered today
Piston and Ring, Forged, Dome, 3.504 in. Bore, Toyota, 4-Cylinder, Kit
Part Number: WIS-K508M89
Not Yet Reviewed
Estimated Ship Date: Mar 9, 2026 if ordered today
Estimated Ship Date: Mar 9, 2026 if ordered today
Pistons, Professional Series, Forged Aluminum, Dome, 4.280 in. Bore, Stock/Stroked, Chevy, Big Block, Each
Part Number: WIS-60240A3
Not Yet Reviewed
Estimated Ship Date: Mar 9, 2026 if ordered today
Estimated Ship Date: Mar 9, 2026 if ordered today
Pistons, Professional Series, Forged Aluminum, Dome, 4.320 in. Bore, Stock/Stroked, Chevy, Big Block, Each
Part Number: WIS-60240A7
Not Yet Reviewed
Estimated Ship Date: Mar 9, 2026 if ordered today
Estimated Ship Date: Mar 9, 2026 if ordered today
Pistons, Professional Series, Forged Aluminum, Dome, 4.280 in. Bore, Stock/Stroked, Chevy, Big Block, Each
Part Number: WIS-60241A3
Not Yet Reviewed
Estimated Ship Date: Mar 9, 2026 if ordered today
Estimated Ship Date: Mar 9, 2026 if ordered today
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