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Pro LS 2618 Forged Piston, 4.040 bore, 1.110 C.H., 8cc dish, 4.000in. Stroke, 6.125 Rod, NA/Boost/Nitrous, Cathedral/Rect., 6.0 LY6 LQ4 LQ9, Set of 8
Part Number: SUM-1109274040-8
Estimated Ship Date: Monday 1/5/2026
Estimated Ship Date: Monday 1/5/2026
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Pro LS 2618 Forged Piston, 4.040 bore, 1.299 C.H., 2cc Flat, Std. Stroke, 6.125 .927 Rod, NA/Boost/Nitrous, Cathedral/Rect. 6.0L LY6 LQ4 LQ9, Set of 8
Part Number: SUM-2999274040-2
Estimated Ship Date: Monday 1/5/2026
Estimated Ship Date: Monday 1/5/2026
Pistons, Pro Tru Street Pistons, 4.040 in. Bore, Forged, Flat Top, 1/16 in., 1/16 in., 3/16 in. Rings, Chevrolet, Kit
Part Number: WIS-PTS503A4
Not Yet Reviewed
Estimated Ship Date: Monday 1/5/2026
Estimated Ship Date: Monday 1/5/2026
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: Monday 1/5/2026
Estimated Ship Date: Monday 1/5/2026
Pistons, OE Replacement, 4.040 in. Bore, Flat Top, Cast Aluminum, 2.00mm x 2.00mm x 2.80mm Ring Thickness, Ford, 6.9L Diesel, Set of 8
Part Number: MAH-2242190040
Not Yet Reviewed
Estimated Ship Date: Feb 4, 2026 if ordered today
Estimated Ship Date: Feb 4, 2026 if ordered today
Pistons, Rings, SX-Series, Forged, 15.00cc Dish, 4.040 in. Bore, Chevy LS, Set of 8
Part Number: DMS-K1923-4040
Not Yet Reviewed
Estimated Ship Date: Jan 22, 2026 if ordered today
Estimated Ship Date: Jan 22, 2026 if ordered today
Piston Set, 383 SBC E Series -4cc Flat Top Piston Set. 4.040 bore
Part Number: DMS-K8710-4040
Not Yet Reviewed
Estimated Ship Date: Jan 22, 2026 if ordered today
Estimated Ship Date: Jan 22, 2026 if ordered today
Piston Set, 350 SBC E Series -4cc Flat Top Piston Set. 4.040 bore
Part Number: DMS-K8700-4040
Not Yet Reviewed
Estimated Ship Date: Jan 22, 2026 if ordered today
Estimated Ship Date: Jan 22, 2026 if ordered today
Piston, SX-Series, Forged, Flat Top, 4.040 in. Bore, Chevy, Set of 8
Part Number: DMS-8130-4040
Not Yet Reviewed
Estimated Ship Date: Jan 22, 2026 if ordered today
Estimated Ship Date: Jan 22, 2026 if ordered today
Pistons, Hypereutectic, Dish, 4.040 in. Bore, Chevy, Set of 8
Part Number: SLP-H859CP40
Not Yet Reviewed
Estimated Ship Date: Monday 1/5/2026
Estimated Ship Date: Monday 1/5/2026
Piston and Ring Kit, Forged, Step Dish, 4.040 in. Bore, Chevy, Small Block, Kit
Part Number: UEM-IC735KTD-040
Not Yet Reviewed
Estimated Ship Date: Feb 6, 2026 if ordered today
Estimated Ship Date: Feb 6, 2026 if ordered today
Piston Set, 383 SBC SX Series -28cc Dish Top Piston Set. 4.040 bore
Part Number: DMS-K8126-4040
Not Yet Reviewed
Estimated Ship Date: Jan 22, 2026 if ordered today
Estimated Ship Date: Jan 22, 2026 if ordered today
Pistons, AutoTec SBF, 4.04, 3.75, Flat Top 6.125, 0.927, SBF 351 Cleveland, Sold as a set of 8.
Part Number: PIS-1000517
Not Yet Reviewed
Estimated Ship Date: Monday 1/5/2026
Estimated Ship Date: Monday 1/5/2026
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: Feb 11, 2026 if ordered today
Estimated Ship Date: Feb 11, 2026 if ordered today
Forged Pro pistons for SB Chevy 327, 4.040 bore, 1.671 C.H., 3.25 in. stroke, 5.7 in. rod, 0cc net vol. dome. 11:1@58cc, 10.2@64cc, 9.8@67cc, 9.3@72cc
Part Number: SUM-SBC327040
Not Yet Reviewed
Estimated Ship Date: Monday 1/5/2026
Estimated Ship Date: Monday 1/5/2026
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: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
Piston Set, 360 Mopar 1-FX Series -18cc Small Block Mopar Dish Top Piston Set. 4.040 bore
Part Number: DMS-1-6353-4040
Not Yet Reviewed
Estimated Ship Date: Jan 22, 2026 if ordered today
Estimated Ship Date: Jan 22, 2026 if ordered today
Pistons, Forged, Flat Top, 2-Valve Reliefs, 4.040 in. Bore, 3.480 in. Stroke, 5.700 in. Rod, 1.560 in. Compression, Chevy, Set of 8
Part Number: JEP-373701
Not Yet Reviewed
Estimated Ship Date: Jan 22, 2026 if ordered today
Estimated Ship Date: Jan 22, 2026 if ordered today
Piston and Ring Kits, Premium, Forged 2618 Aluminum, 4.040 in. Bore, 4.000 in. Stroke, Dish, Dodge, Small Block, Magnum, Set of 8
Part Number: UEM-IC984KTD-040
Not Yet Reviewed
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
Pistons, Premium Forged, 4.040 in. Bore, Dish, 1.445 in. Compression Height, Press/Float Pin, 1/16 x 1/16 x 3/16 Ring Grooves, Dodge, Jeep, Set of 8
Part Number: UEM-IC983-040
Not Yet Reviewed
Estimated Ship Date: Feb 11, 2026 if ordered today
Estimated Ship Date: Feb 11, 2026 if ordered today
Pro LS 2618 Forged Piston, 4.040 bore, 1.326 C.H., 2cc Flat, Std. Stroke, Full Float Rod, NA/Boost/Nitrous, Cathedral/Rect. 6.0L LY6 LQ4 LQ9, Set of 8
Part Number: SUM-3269434040-2
Estimated Ship Date: Monday 1/5/2026
Estimated Ship Date: Monday 1/5/2026
Pistons, Forged, Dish, 4.040 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Mopar, Small Block, Set of 8
Part Number: UEM-IC745-040
Not Yet Reviewed
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
Pistons, SX-Series, Forged, Dome, 4.040 in. Bore, Chevy, Set of 8
Part Number: DMS-8107-4040
Not Yet Reviewed
Estimated Ship Date: Jan 22, 2026 if ordered today
Estimated Ship Date: Jan 22, 2026 if ordered today
Piston and Ring Kits, Premium, Forged 2618 Aluminum, 4.040 in. Bore, 4.000 in. Stroke, Dish, Dodge, Small Block, Magnum, Set of 8
Part Number: UEM-IC982KTD-040
Not Yet Reviewed
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
Piston Set, 383 SBC E Series -18cc Dish Top Piston Set. 4.040 bore
Part Number: DMS-K8712-4040
Not Yet Reviewed
Estimated Ship Date: Jan 22, 2026 if ordered today
Estimated Ship Date: Jan 22, 2026 if ordered today
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