Availability
Pistons
Replacement Piston and Components: If not in stock, order MUST be placed to trigger singles. Average ETA of 3 business days if kits are in stock
Part Number: SUM-326S43785-2F
Not Yet Reviewed
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Pistons and Rings, Forged, Dome, 3.903 in. Bore, Chevy, Kit
Part Number: WIS-K451X3
Not Yet Reviewed
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Piston and Ring Kit, Forged, Dish, 3.780 in. Bore, Chevy, Small Block LS, Kit
Part Number: WIS-K0042XS
Not Yet Reviewed
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Pistons, 15-Degree, Forged, Flat Top, 2-Valve Reliefs, 3.905 in. Bore, 3.622 in. Stroke, 6.098 in. Rod, 1.315 in. Compression, Chevy, Set of 8
Part Number: JEP-194884-8
Not Yet Reviewed
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Estimated Ship Date: Monday 3/9/2026 if shipped by air
378cid 4.075 x 1.330CH, 3.622stroke,6.098rod,0.945pin,-0.4cc,517g,10.7CR, 2618, TBC coated
Part Number: MLE-197739275T
Not Yet Reviewed
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Estimated Ship Date: Monday 3/9/2026 if shipped by air
5.3L 327 LS PISTONS 2V (EA)
Part Number: SUM-17400C-1
Not Yet Reviewed
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Replacement Piston and Components: If not in stock, order MUST be placed to trigger singles. Average ETA of 3 business days if kits are in stock
Part Number: SUM-326S434075-2
Not Yet Reviewed
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Piston, OE Replacement, Cast Aluminum, Dish, 4.020 in. Bore, Chevy, Small Block, Each
Part Number: MAH-S0055
Not Yet Reviewed
Estimated Ship Date: Apr 8, 2026 if ordered today
Estimated Ship Date: Apr 8, 2026 if ordered today
Pistons, FX-Series, XR Wrist Pins, Forged, 6.00cc Dome, 3.785 in. Bore, Chevy LS, Set of 8
Part Number: DMS-3-2912-3785
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Pistons, FX-Series, XR Wrist Pins, Forged, 6.00cc Dome, 3.810 in. Bore, Chevy LS, Set of 8
Part Number: DMS-3-2912-3810
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Pistons, FX-Series, XR Wrist Pins, Forged, 6.00cc Dome, 3.820 in. Bore, Chevy LS, Set of 8
Part Number: DMS-3-2912-3820
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Pistons, FX-Series, XR Wrist Pins, Forged, 6.00cc Dome, 3.840 in. Bore, Chevy LS, Set of 8
Part Number: DMS-3-2912-3840
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Pistons, FX-Series, XR Wrist Pins, Forged, 6.00cc Dome, 3.898 in. Bore, Chevy LS, Set of 8
Part Number: DMS-3-2912-3898
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Pistons, FX-Series, XR Wrist Pins, Forged, 6.00cc Dome, 3.903 in. Bore, Chevy LS, Set of 8
Part Number: DMS-3-2912-3903
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Pistons, FX-Series, XR Wrist Pins, Forged, 6.00cc Dome, 3.913 in. Bore, Chevy LS, Set of 8
Part Number: DMS-3-2912-3913
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Pistons, FX-Series, XR Wrist Pins, Forged, 15.00cc Dish, 3.780 in. Bore, Chevy LS, Set of 8
Part Number: DMS-3-2913-3780
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Pistons, FX-Series, XR Wrist Pins, Forged, 15.00cc Dish, 3.785 in. Bore, Chevy LS, Set of 8
Part Number: DMS-3-2913-3785
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Pistons, FX-Series, XR Wrist Pins, Forged, 15.00cc Dish, 3.810 in. Bore, Chevy LS, Set of 8
Part Number: DMS-3-2913-3810
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Pistons, FX-Series, XR Wrist Pins, Forged, 15.00cc Dish, 3.820 in. Bore, Chevy LS, Set of 8
Part Number: DMS-3-2913-3820
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Pistons, FX-Series, XR Wrist Pins, Forged, 15.00cc Dish, 3.840 in. Bore, Chevy LS, Set of 8
Part Number: DMS-3-2913-3840
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Pistons, FX-Series, XR Wrist Pins, Forged, 15.00cc Dish, 3.903 in. Bore, Chevy LS, Set of 8
Part Number: DMS-3-2913-3903
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Pistons, FX-Series, XR Wrist Pins, Forged, 15.00cc Dish, 3.913 in. Bore, Chevy LS, Set of 8
Part Number: DMS-3-2913-3913
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Pistons, FX-Series, XR Wrist Pins, Forged, 22.00cc Dish, 3.780 in. Bore, Chevy LS, Set of 8
Part Number: DMS-3-2914-3780
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Pistons, FX-Series, XR Wrist Pins, Forged, 22.00cc Dish, 3.785 in. Bore, Chevy LS, Set of 8
Part Number: DMS-3-2914-3785
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Pistons, FX-Series, XR Wrist Pins, Forged, 22.00cc Dish, 3.810 in. Bore, Chevy LS, Set of 8
Part Number: DMS-3-2914-3810
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
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