Availability
Pistons
Pistons, E-Series, Forged, Flat, 4.040 in. Bore, Ford, Set of 8
Part Number: DMS-8750-4040
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
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-9909HC-040
Not Yet Reviewed
Estimated Ship Date: May 21, 2026 if ordered today
Estimated Ship Date: May 21, 2026 if ordered today
Pistons, Hypereutectic, Flat, 4.040 in. Bore, Chrysler, Dodge, Plymouth, Set of 8
Part Number: UEM-KB107-040
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Pistons, Hypereutectic, Dome with 2 Valve Reliefs, 4.040 in. Bore, w/Wrist Pins/Retainers, for 3.250 in. Stroke/5.700 in. Rods, Chevy, 327, Set of 8
Part Number: UEM-KB157-040
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Piston - GM 5.7L (350) V8 FLATTOP COAT (040) W/P AFTERMARKET VERSION
Part Number: MAH-2243547040
Not Yet Reviewed
Estimated Ship Date: May 18, 2026 if ordered today
Estimated Ship Date: May 18, 2026 if ordered today
Pistons, Hypereutectic, Flat, 4.040 in. Bore, Dodge, Plymouth, Set of 8
Part Number: UEM-KB243-STD
Not Yet Reviewed
Estimated Ship Date: May 22, 2026 if ordered today
Estimated Ship Date: May 22, 2026 if ordered today
1 Set IC9971.040/1 Set 4000BD8.045
Part Number: UEM-IC9971KTD040
Not Yet Reviewed
Estimated Ship Date: May 22, 2026 if ordered today
Estimated Ship Date: May 22, 2026 if ordered today
Pistons, Hypereutectic, Flat, 4.040 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Set of 8
Part Number: UEM-9906HC-040
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Pistons, PowerPak Plus Piston and Ring Kits, 4.040 in. Bore, Forged Aluminum, Flat Top, Rings, Chevrolet, 302/327/350 Small Block, Set of 8
Part Number: MLE-930202640
Not Yet Reviewed
Estimated Ship Date: Apr 29, 2026 if ordered today
Estimated Ship Date: Apr 29, 2026 if ordered today
Pistons, Hypereutectic, Flat, 4.040 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Set of 8
Part Number: UEM-9901HC-040
Not Yet Reviewed
Estimated Ship Date: May 21, 2026 if ordered today
Estimated Ship Date: May 21, 2026 if ordered today
Pistons, Hypereutectic, Flat, 4.040 in. Bore, Ford, Set of 8
Part Number: SUM-17303C-40
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Pistons, Cast, Dish, 4.040 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, Modified, Set of 8
Part Number: UEM-1160-040
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Piston and Ring Kit, Forged, Flat, 4.040 in. Bore, Chevy, Small Block, Kit
Part Number: UEM-IC792KTD-040
Not Yet Reviewed
Estimated Ship Date: May 22, 2026 if ordered today
Estimated Ship Date: May 22, 2026 if ordered today
Piston and Ring Kit, Forged, 4.040 in. Bore, Ford, Kit
Part Number: MLE-930244740
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Pistons, Hypereutectic, Flat, 4.040 in. Bore, Ford, Set of 8
Part Number: UEM-KB115-040
Estimated Ship Date: May 21, 2026 if ordered today
Estimated Ship Date: May 21, 2026 if ordered today
Piston and Ring Kit, Forged, 4.040 in. Bore, Ford, Kit
Part Number: MLE-930248240
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Pistons, Forged, Dish, 4.040 in. Bore, Ford, Set of 8
Part Number: TFS-51404331-40
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Piston and Ring Kit, Forged, Step Dish, 4.040 in. Bore, Chevy, Small Block, Kit
Part Number: UEM-IC726KTD-040
Not Yet Reviewed
Estimated Ship Date: May 21, 2026 if ordered today
Estimated Ship Date: May 21, 2026 if ordered today
Piston and Ring Kit, Forged, Flat, 4.040 in. Bore, Mopar, Small Block, Kit
Part Number: UEM-IC744KTD-040
Not Yet Reviewed
Estimated Ship Date: May 21, 2026 if ordered today
Estimated Ship Date: May 21, 2026 if ordered today
Piston, Forged Dish, 4.040 in. Bore, Dodge, Small Block Magnum, Set of 8
Part Number: UEM-IC984-040
Not Yet Reviewed
Estimated Ship Date: May 21, 2026 if ordered today
Estimated Ship Date: May 21, 2026 if ordered today
Pistons, Hypereutectic, Flat, 4.040 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Set of 8
Part Number: UEM-3437HC-040
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Pro LS 2618 Forged Piston, 4.040 bore, 1.326 C.H., 12cc dish, Std. Stroke, .945 pin Press or Float, NA/Boost/Nitrous, Cathedral/Rect. 6.0L LQ4 LQ9
Part Number: SUM-326945404012
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Pistons, Forged, 4.040 in. Bore, 3.250 in. Stroke, Flat Top, 5.400 in. Rod Length, 0.927 in. Pin Diameter, SBF 302 20 degree, Ford, Set of 8
Part Number: PIS-1000342
Not Yet Reviewed
Estimated Ship Date: Jun 1, 2026 if ordered today
Estimated Ship Date: Jun 1, 2026 if ordered today
Pistons, Hypereutectic, Flat, 4.040 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, Set of 8
Part Number: UEM-1144HC-040
Not Yet Reviewed
Estimated Ship Date: May 21, 2026 if ordered today
Estimated Ship Date: May 21, 2026 if ordered today
Piston, Forged, Dome, 2-Valve Reliefs, 4.040 in. Bore, 3.750 in. Stroke, 6.000 in. Rod, 1.125 in. Compression, Chevy, Each
Part Number: JEP-140349S
Not Yet Reviewed
Estimated Ship Date: May 5, 2026 if ordered today
Estimated Ship Date: May 5, 2026 if ordered today
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