Availability
Pistons
Piston, Coated, Cast, Flat, 4.040 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Oldsmobile, V8, Each
Part Number: KAA-PST2012T040
Not Yet Reviewed
Estimated Ship Date: Nov 24, 2026 if ordered today
Estimated Ship Date: Nov 24, 2026 if ordered today
Piston, Cast, Flat, 4.040 in. Bore, 5/64 in., 3/32 in., 3/16 in. Ring Grooves, Edsel, Ford, Big Block FE, Each
Part Number: KAA-PST2081A040
Not Yet Reviewed
Estimated Ship Date: Nov 30, 2026 if ordered today
Estimated Ship Date: Nov 30, 2026 if ordered today
Piston, Coated, Cast, Flat, 4.040 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Cadillac, V8, Each
Part Number: KAA-PST2020T040
Not Yet Reviewed
Estimated Ship Date: Nov 30, 2026 if ordered today
Estimated Ship Date: Nov 30, 2026 if ordered today
Pistons, ProMax 2618 Race Pistons, Forged, Flat Top, 4.040 in. Bore, Chevy Small Block, Set of 8
Part Number: HRS-840455305
Not Yet Reviewed
Estimated Ship Date: Dec 21, 2026 if ordered today
Estimated Ship Date: Dec 21, 2026 if ordered today
Pistons, SB Chev, DM, 4.040"
Part Number: HRS-840425613R
Not Yet Reviewed
Estimated Ship Date: Dec 21, 2026 if ordered today
Estimated Ship Date: Dec 21, 2026 if ordered today
Pistons, SB Ford, FT, 4.040"
Part Number: HRS-860410305-1
Not Yet Reviewed
Estimated Ship Date: Dec 21, 2026 if ordered today
Estimated Ship Date: Dec 21, 2026 if ordered today
Pistons, SB Chev, 4 VR, 4.040"
Part Number: HRS-840456405
Not Yet Reviewed
Estimated Ship Date: Dec 21, 2026 if ordered today
Estimated Ship Date: Dec 21, 2026 if ordered today
Pistons, SB Chev, DM, 4.040"
Part Number: HRS-840425613L
Not Yet Reviewed
Estimated Ship Date: Dec 21, 2026 if ordered today
Estimated Ship Date: Dec 21, 2026 if ordered today
Piston -
Part Number: MAH-2242040040
Not Yet Reviewed
Estimated Ship Date: Nov 23, 2026 if ordered today
Estimated Ship Date: Nov 23, 2026 if ordered today
Pistons, Hypereutectic, Dish, 4.040 in. Bore, 1.2mm, 1.5mm, 4.0mm Ring Grooves, GM, V6, Set of 6
Part Number: UEM-3411H-040
Not Yet Reviewed
Estimated Ship Date: Nov 27, 2026 if ordered today
Estimated Ship Date: Nov 27, 2026 if ordered today
Pistons, Forged, Dome, 4.040 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Small Block, Set of 8
Part Number: UEM-IC797-040
Not Yet Reviewed
Estimated Ship Date: Nov 27, 2026 if ordered today
Estimated Ship Date: Nov 27, 2026 if ordered today
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-KB112-040
Not Yet Reviewed
Estimated Ship Date: Nov 27, 2026 if ordered today
Estimated Ship Date: Nov 27, 2026 if ordered today
Pistons, Forged, Flat, 4.040 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Ford, Small Block, Set of 8
Part Number: UEM-IC720-040
Not Yet Reviewed
Estimated Ship Date: Nov 27, 2026 if ordered today
Estimated Ship Date: Nov 27, 2026 if ordered today
Pistons, Forged, Dome, 4.040 in. Bore, Chevy, Set of 8
Part Number: UEM-IC964-040
Not Yet Reviewed
Estimated Ship Date: Nov 27, 2026 if ordered today
Estimated Ship Date: Nov 27, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, Dish, 4.040 in. Bore, Ford, Small Block, Kit
Part Number: UEM-KB192KTM-040
Not Yet Reviewed
Estimated Ship Date: Nov 27, 2026 if ordered today
Estimated Ship Date: Nov 27, 2026 if ordered today
Pistons, Hypereutectic, Dome, 4.040 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Set of 8
Part Number: UEM-KB155-040
Not Yet Reviewed
Estimated Ship Date: Nov 27, 2026 if ordered today
Estimated Ship Date: Nov 27, 2026 if ordered today
Piston, Cast, Dish, 4.040 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Small Block, Each
Part Number: UEM-S1472-040
Not Yet Reviewed
Estimated Ship Date: Nov 27, 2026 if ordered today
Estimated Ship Date: Nov 27, 2026 if ordered today
Pistons, Hypereutectic, Step, 4.040 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, Set of 8
Part Number: UEM-KB385-040
Not Yet Reviewed
Estimated Ship Date: Nov 27, 2026 if ordered today
Estimated Ship Date: Nov 27, 2026 if ordered today
Pistons, Hypereutectic, Dish, 4.040 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Set of 8
Part Number: UEM-KB197-040
Estimated Ship Date: Nov 27, 2026 if ordered today
Estimated Ship Date: Nov 27, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, Step Dish, 4.040 in. Bore, Ford, Small Block, Kit
Part Number: UEM-KB379KTM-040
Not Yet Reviewed
Estimated Ship Date: Nov 27, 2026 if ordered today
Estimated Ship Date: Nov 27, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, Step Head, 4.040 in. Bore, Mopar, Small Block, Kit
Part Number: UEM-KB356KTM-040
Not Yet Reviewed
Estimated Ship Date: Nov 27, 2026 if ordered today
Estimated Ship Date: Nov 27, 2026 if ordered today
Pistons, Hypereutectic, Dome, 4.040 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Ford, Set of 8
Part Number: UEM-KB314-040
Not Yet Reviewed
Estimated Ship Date: Nov 27, 2026 if ordered today
Estimated Ship Date: Nov 27, 2026 if ordered today
Engine Piston Set 03-06 CAD/CHV/GMC/Hummer/IZU/PON 6.0L
Part Number: EGN-P50388040
Not Yet Reviewed
Estimated Ship Date: Nov 17, 2026 if ordered today
Estimated Ship Date: Nov 17, 2026 if ordered today
Pistons, Forged, 4.040 in. Bore, 3.750 in. Stroke, Flat Top, 5.700 in. Rod Length, 0.927 in. Pin Diameter, SBC 23 degree 4.000, Chevy, Set of 8
Part Number: PIS-1000122
Not Yet Reviewed
Estimated Ship Date: Jan 6, 2027 if ordered today
Estimated Ship Date: Jan 6, 2027 if ordered today
Pistons, AutoTec SBF, 4.04, 3.25, Inverted Dome/Milled Dish 5.4, 0.927, SBF 302 20°, Sold as a set of 8.
Part Number: PIS-1000383
Not Yet Reviewed
Estimated Ship Date: Jan 6, 2027 if ordered today
Estimated Ship Date: Jan 6, 2027 if ordered today
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