Availability
Pistons
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Pro LS 2618 Forged Pistons. 3.780 bore, 1.299 C.H., 7cc dish, Std. Stroke, .6.125 Rod, NA/Boost/Nitrous, Coated, 4.8L 5.3L LS Vortec Truck, Set of 8
Part Number: SUM-2999273780-7
Estimated Ship Date: Today
Estimated Ship Date: Today
BUILD IT WITH SUMMIT!
Pistons, Forged Aluminum, Flat, 3.780 in. Bore, 1.304 in. Compression Height, 0.927 in. Pin, Chevy, LS, Set of 8
Part Number: SUM-17401C
Estimated Ship Date: Today
Estimated Ship Date: Today
Pro LS 2618 Forged Pistons. 3.780 bore, 1.299 C.H., 2cc dome, Std. Stroke, .6.125 Rod, NA/Boost/Nitrous, Coated, 4.8L 5.3L LS Vortec Truck, Set of 8
Part Number: SUM-2999273780-2
Estimated Ship Date: Today
Estimated Ship Date: Today
Pro LS 2618 Forged Piston, 3.780 bore, 1.110 C.H., 5cc dish, 4.000in. Stroke, 6.125 Rod, NA/Boost/Nitrous, Coated, 4.8L 5.3L LS Vortec Truck, Set of 8
Part Number: SUM-1109273780-5
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Pistons, Forged Aluminum, Flat, 3.780 in. Bore, 1.115 in. Compression Height, 0.927 in. Pin, Chevy, LS, Set of 8
Part Number: SUM-17402C
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Pistons, Red Series, Forged Aluminum, 3.780 Bore, -4.20cc Flat, 3.622 in. Stroke, 6.125 Rod, Chevy, LS, Set of 8
Part Number: WIS-RED0052X378
Not Yet Reviewed
Estimated Ship Date: May 19, 2026 if ordered today
Estimated Ship Date: May 19, 2026 if ordered today
Pistons, FHR Coated, Forged 4032 Aluminum, Flat Top with Two Reliefs, 3.780 in. Bore, 0.927 in. Wrist Pin, GM, LS, 4.8/5.3L, Set
Part Number: UEM-IC9986C-STD
Not Yet Reviewed
Estimated Ship Date: Jun 1, 2026 if ordered today
Estimated Ship Date: Jun 1, 2026 if ordered today
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-299S273780-2
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Pistons, Rings, FX-Series, XR Wrist Pins, Forged, 15.00cc Dish, 3.780 in. Bore, Chevy LS, Set of 8
Part Number: DMS-K3-2903-3780
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Piston and Ring Kit, Forged, Dome, 3.780 in. Bore, Chevy, LS, Kit
Part Number: MLE-930220080
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Pistons, Rings, FX-Series, Forged 4032, 5.00cc Flat, 3.780 in. Bore, Chevy LS, Set of 8
Part Number: DMS-K1-2800-3780
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
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-110S273780-5
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Pistons, SX-Series, Forged, 29.00cc Dish, 3.780 in. Bore, Chevy LS, Set of 8
Part Number: DMS-1855-3780
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Pistons, SX-Series, Forged, 5.00cc Flat, 3.780 in. Bore, Chevy LS, Set of 8
Part Number: DMS-1800-3780
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Pistons, SX-Series, Forged, 10.00cc Dish, 3.780 in. Bore, Chevy LS, Set of 8
Part Number: DMS-1801-3780
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
5.3L LS PISTON 2V (EA)
Part Number: SUM-17401C-1
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Pistons, FX-Series, Forged 4032, 6.00cc Dome, 3.780 in. Bore, Chevy LS, Set of 8
Part Number: DMS-1-2802-3780
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Pistons, SX-Series, Forged, 15.00cc Dish, 3.780 in. Bore, Chevy LS, Set of 8
Part Number: DMS-1803-3780
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
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-299S273780-7
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Pistons, Rings, SX-Series, Forged, 5.00cc Flat, 3.780 in. Bore, Chevy LS, Set of 8
Part Number: DMS-K1900-3780
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Comp Series LS FT 3.780B/3.622S/6.125R/1
Part Number: DPP-11593-R1
Not Yet Reviewed
Estimated Ship Date: May 29, 2026 if ordered today
Estimated Ship Date: May 29, 2026 if ordered today
L83 Ecotec3 3.780B/1.304CD/Kit
Part Number: DPP-21504-R1-8-H
Not Yet Reviewed
Estimated Ship Date: May 29, 2026 if ordered today
Estimated Ship Date: May 29, 2026 if ordered today
Pistons, SX-Series, Forged, 15.00cc Dish, 3.780 in. Bore, Chevy LS, Set of 8
Part Number: DMS-1863-3780
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Pistons, SX-Series, Forged, 10.00cc Dish, 3.780 in. Bore, Chevy LS, Set of 8
Part Number: DMS-1851-3780
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Pistons, SX-Series, Forged, 22.00cc Dish, 3.780 in. Bore, Chevy LS, Set of 8
Part Number: DMS-1864-3780
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
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