Availability
Pistons
Piston Set, Boss 347 Stroker SBF 289 - 302 K2-FX Series -13cc Dish Top Boss/Canted Piston Set. 4.040 bore
Part Number: DMS-K2-3171-4040
Not Yet Reviewed
Estimated Ship Date: Mar 4, 2026 if ordered today
Estimated Ship Date: Mar 4, 2026 if ordered today
Piston Set, 351C /Boss SBF 351C K2-FX Series -18cc Dish Top Boss/Canted Piston Set. 4.040 bore
Part Number: DMS-K2-3922-4040
Not Yet Reviewed
Estimated Ship Date: Mar 4, 2026 if ordered today
Estimated Ship Date: Mar 4, 2026 if ordered today
Piston Set, 418W / 5.8 Stroker SBF 351W K2-FX Series +6cc Dome Top inline Piston Set. 4.040 bore
Part Number: DMS-K2-3316-4040
Not Yet Reviewed
Estimated Ship Date: Mar 4, 2026 if ordered today
Estimated Ship Date: Mar 4, 2026 if ordered today
Piston Set, 408W /5.8 Clevor Stroker SBF 351W K1-FX Series -18cc Dish Top Boss/Canted Piston Set. 4.040 bore
Part Number: DMS-K1-3372-4040
Not Yet Reviewed
Estimated Ship Date: Mar 4, 2026 if ordered today
Estimated Ship Date: Mar 4, 2026 if ordered today
Piston Set, 351C /Boss SBF 351C K1-FX Series -3cc Flat Top Boss/Canted Piston Set. 4.040 bore
Part Number: DMS-K1-3920-4040
Not Yet Reviewed
Estimated Ship Date: Mar 4, 2026 if ordered today
Estimated Ship Date: Mar 4, 2026 if ordered today
Piston Set, 400M SBF 400M K1-FX Series -3cc Flat Top Boss/Canted Piston Set. 4.040 bore
Part Number: DMS-K1-3970-4040
Not Yet Reviewed
Estimated Ship Date: Mar 4, 2026 if ordered today
Estimated Ship Date: Mar 4, 2026 if ordered today
Piston Set, 408C / Boss Stroker SBF 351C K1-FX Series -18cc Dish Top Boss/Canted Piston Set. 4.040 bore
Part Number: DMS-K1-3722-4040
Not Yet Reviewed
Estimated Ship Date: Mar 4, 2026 if ordered today
Estimated Ship Date: Mar 4, 2026 if ordered today
Pistons, Hypereutectic, Dish, 4.040 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, L6, Set of 6
Part Number: UEM-3118H-040
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Piston and Ring Kit, Forged, 4.040 in. Bore, Chrysler, Dodge, Plymouth, Kit
Part Number: MLE-930271040
Estimated Ship Date: Mar 5, 2026 if ordered today
Estimated Ship Date: Mar 5, 2026 if ordered today
Pistons, PowerPak Plus, Forged 2618 Aluminum, 4.040 in. Bore, Dish, Rings Included, Ford, Small Block, Set of 8
Part Number: MLE-930247840
Not Yet Reviewed
Estimated Ship Date: Mar 5, 2026 if ordered today
Estimated Ship Date: Mar 5, 2026 if ordered today
Piston Set, 350 SBC 3-FX Series -13cc Dish Top Piston Set. 4.040 bore
Part Number: DMS-3-2003-4040
Not Yet Reviewed
Estimated Ship Date: Mar 4, 2026 if ordered today
Estimated Ship Date: Mar 4, 2026 if ordered today
Pistons, Rings, FX-Series, Forged, 22.00cc Dish, 4.040 in. Bore, Chevy LS, Set of 8
Part Number: DMS-K2-2924-4040
Not Yet Reviewed
Estimated Ship Date: Mar 4, 2026 if ordered today
Estimated Ship Date: Mar 4, 2026 if ordered today
Piston Set, 418W / 5.8 Stroker SBF 351W K2-FX Series -4cc Flat Top inline Piston Set. 4.040 bore
Part Number: DMS-K2-3300-4040
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Piston Set, 340 Mopar K2-FX Series -3cc Small Block Mopar Flat Top Piston Set. 4.040 bore
Part Number: DMS-K2-6300-4040
Not Yet Reviewed
Estimated Ship Date: Mar 4, 2026 if ordered today
Estimated Ship Date: Mar 4, 2026 if ordered today
Piston Set, 302 SBC K2-FX Series -5cc Flat Top Piston Set. 4.040 bore
Part Number: DMS-K2-2020-4040
Not Yet Reviewed
Estimated Ship Date: Mar 4, 2026 if ordered today
Estimated Ship Date: Mar 4, 2026 if ordered today
Pistons, Rings, FX-Series, Forged, 6.00cc Dome, 4.040 in. Bore, Chevy LS, Set of 8
Part Number: DMS-K2-2832-4040
Not Yet Reviewed
Estimated Ship Date: Mar 4, 2026 if ordered today
Estimated Ship Date: Mar 4, 2026 if ordered today
Pistons, PowerPak Piston Kits, De-stroked, 4.040 in. Bore, Forged Aluminum, Step Head, Rings, Chevrolet, 327, Set of 8
Part Number: MLE-930208940
Not Yet Reviewed
Estimated Ship Date: Mar 5, 2026 if ordered today
Estimated Ship Date: Mar 5, 2026 if ordered today
Pistons, Premium, Forged 4032 Aluminum, 4.040 in. Bore, 3.000 in. Stroke, Dome, Ford, Boss, Set of 8
Part Number: UEM-IC686040
Not Yet Reviewed
Estimated Ship Date: Mar 25, 2026 if ordered today
Estimated Ship Date: Mar 25, 2026 if ordered today
Pistons, Rings, FX-Series, Forged 4032, 10.00cc Dish, 4.040 in. Bore, Chevy LS, Set of 8
Part Number: DMS-K1-2821-4040
Not Yet Reviewed
Estimated Ship Date: Mar 4, 2026 if ordered today
Estimated Ship Date: Mar 4, 2026 if ordered today
Piston Set, 396 SBC K1-FX Series -16cc Dish Top Piston Set. 4.040 bore
Part Number: DMS-K1-2463-4040
Not Yet Reviewed
Estimated Ship Date: Mar 4, 2026 if ordered today
Estimated Ship Date: Mar 4, 2026 if ordered today
Pistons, OE Replacement, Dished, Cast Aluminum, Dodge, Cummins, Set of 6
Part Number: MAH-2243355WR020
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Pistons, Forged, Dome, 4.040 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Ford, Small Block, Set of 8
Part Number: UEM-IC739-040
Not Yet Reviewed
Estimated Ship Date: Mar 25, 2026 if ordered today
Estimated Ship Date: Mar 25, 2026 if ordered today
Piston and Ring Kit, Forged, 4.040 in. Bore, Chevy, Kit
Part Number: MLE-930210240
Not Yet Reviewed
Estimated Ship Date: Mar 5, 2026 if ordered today
Estimated Ship Date: Mar 5, 2026 if ordered today
Piston and Ring Kit, Forged, 4.040 in. Bore, Chevy, Kit
Part Number: MLE-930210840
Not Yet Reviewed
Estimated Ship Date: Mar 5, 2026 if ordered today
Estimated Ship Date: Mar 5, 2026 if ordered today
Piston and Ring Kit, Forged, 4.040 in. Bore, Chevy, Kit
Part Number: MLE-930211040
Not Yet Reviewed
Estimated Ship Date: Mar 5, 2026 if ordered today
Estimated Ship Date: Mar 5, 2026 if ordered today
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