Truck / SUV
Jeep®
Restoration
Stock Replacement
Late Model Muscle
Tools
Gifts, Clothing, & More
Circle Track
Street Rod
Powersports
Paint & Body
Marine
Jr Dragster
Availability
Pistons
Showing In Stock Items. Show All 180 Items.
Pro LS 2618 Forged Pistons. 3.780 bore, 1.326 C.H., 7cc dish, Std. Stroke, .945 pin Press or Float, NA/Boost/Nitrous, Coated, 4.8L 5.3L Vortec Truck
Part Number: SUM-326945780-7P
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
BUILD IT WITH SUMMIT!
Summit Racing™ Pro LS Forged Pistons SUM-2999273780-7
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: Tomorrow
Estimated Ship Date: Tomorrow
Pro LS 2618 Forged Pistons. 3.780 bore, 1.326 C.H., 2cc dome, Std. Stroke, .Gen.4 Rod, NA/Boost/Nitrous, Coated, 4.8L 5.3L LS Vortec Truck, Set of 8
Part Number: SUM-326943780-2F
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Pro LS 2618 Forged Pistons. 3.780 bore, 1.326 C.H., 2cc dome, Std. Stroke, .945 pin Press or Float, NA/Boost/Nitrous, Coated, 4.8L 5.3L Vortec Truck
Part Number: SUM-326945780-2P
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
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: Tomorrow
Estimated Ship Date: Tomorrow
Pro LS 2618 Forged Pistons. 3.780 bore, 1.326 C.H., 7cc dish, Std. Stroke, .Gen.4 Rod, NA/Boost/Nitrous, Coated, 4.8L 5.3L LS Vortec Truck, Set of 8
Part Number: SUM-326943780-7F
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Piston and Ring Kits, Premium, Forged Aluminum, 3.780 in. Bore, 3.622 in. Stroke, Flat Top, Chevy, LS, Set of 8
Part Number: UEM-IC545CKTSSTD
Not Yet Reviewed
Estimated Ship Date: May 27, 2026 if ordered today
Estimated Ship Date: May 27, 2026 if ordered today
Pistons, Red Series, Forged Aluminum, 3.780 Bore, -4.20cc Flat, 3.622 in. Stroke, 6.098 Rod, Chevy, LS, Set of 8
Part Number: WIS-RED0051X378
Estimated Ship Date: May 13, 2026 if ordered today
Estimated Ship Date: May 13, 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 7, 2026 if ordered today
Estimated Ship Date: May 7, 2026 if ordered today
Piston and Ring Kits, Premium, Forged Aluminum, 3.780 in. Bore, 3.622 in. Stroke, Dome, Chevy, LS, Set of 8
Part Number: UEM-IC548CKTSSTD
Not Yet Reviewed
Estimated Ship Date: May 27, 2026 if ordered today
Estimated Ship Date: May 27, 2026 if ordered today
Piston and Ring Kit, Forged, Flat Top, 3.780 in. Bore, Chevy, LS, Kit
Part Number: MLE-930217880
Not Yet Reviewed
Estimated Ship Date: May 7, 2026 if ordered today
Estimated Ship Date: May 7, 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: Tomorrow
Estimated Ship Date: Tomorrow
Pistons, Cast, Flat, 3.780 in. Bore, Diesel, Ford, Powerstroke, Set of 8
Part Number: UEM-7203D-1-0MM
Not Yet Reviewed
Estimated Ship Date: May 27, 2026 if ordered today
Estimated Ship Date: May 27, 2026 if ordered 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 6, 2026 if ordered today
Estimated Ship Date: May 6, 2026 if ordered today
Pistons, Premium, Forged 4032 Aluminum, 3.780 in. Bore, 3.622 in. Stroke, Dome, Chevy, LS, Set of 8
Part Number: UEM-IC548C-STD
Not Yet Reviewed
Estimated Ship Date: May 27, 2026 if ordered today
Estimated Ship Date: May 27, 2026 if ordered today
Piston and Ring Kit, Forged, Dome, 3.780 in. Bore, Chevy, LS, Kit
Part Number: MLE-930220280
Not Yet Reviewed
Estimated Ship Date: May 7, 2026 if ordered today
Estimated Ship Date: May 7, 2026 if ordered today
Piston and Ring Kit, Forged, Flat Top, 3.780 in. Bore, Chevy, LS, Kit
Part Number: MLE-930218880
Not Yet Reviewed
Estimated Ship Date: May 7, 2026 if ordered today
Estimated Ship Date: May 7, 2026 if ordered today
Piston and Ring Kits, Premium, Forged Aluminum, 3.780 in. Bore, 3.622 in. Stroke, Dome, Chevy, LS, Set of 8
Part Number: UEM-IC547CKTSSTD
Not Yet Reviewed
Estimated Ship Date: May 27, 2026 if ordered today
Estimated Ship Date: May 27, 2026 if ordered today
Pistons, Premium, Forged 4032 Aluminum, 3.780 in. Bore, 3.622 in. Stroke, Dome, Chevy, Gen V, Set of 8
Part Number: UEM-IC572CA-STD
Not Yet Reviewed
Estimated Ship Date: May 27, 2026 if ordered today
Estimated Ship Date: May 27, 2026 if ordered today
Piston and Ring Kit, Forged, Flat Top, 3.780 in. Bore, Chevy, LS, Kit
Part Number: MLE-930218580
Not Yet Reviewed
Estimated Ship Date: May 7, 2026 if ordered today
Estimated Ship Date: May 7, 2026 if ordered today
Piston and Ring Kits, Premium, Forged 4032 Aluminum, 3.780 in. Bore, 3.622 in. Stroke, Dome, Chevy, Gen V, Set of 8
Part Number: UEM-S00113
Not Yet Reviewed
Estimated Ship Date: May 27, 2026 if ordered today
Estimated Ship Date: May 27, 2026 if ordered today
