Availability
Pistons
Pistons, Forged, Dome, 2-Valve Reliefs, 4.040 in. Bore, 3.750 in. Stroke, 5.700 in. Rod, 1.425 in. Compression, Chevy, Set of 8
Part Number: JEP-140345
Not Yet Reviewed
Estimated Ship Date: Nov 16, 2026 if ordered today
Estimated Ship Date: Nov 16, 2026 if ordered today
Piston Set, Boss 347 Stroker SBF 289 - 302 K3-FX Series +7.5cc Dome Top Cleveland Open & Closed Chamber Piston Set. 4.040 bore
Part Number: DMS-K3-3125-4040
Not Yet Reviewed
Estimated Ship Date: Nov 11, 2026 if ordered today
Estimated Ship Date: Nov 11, 2026 if ordered today
Piston Set, 350 SBC K2-FX Series -21cc Dish Top Piston Set. 4.040 bore
Part Number: DMS-K2-2005-4040
Not Yet Reviewed
Estimated Ship Date: Nov 11, 2026 if ordered today
Estimated Ship Date: Nov 11, 2026 if ordered today
Piston Set, 506 Viper/SRT K2-FX Series -25cc Viper Dish Top Piston Set. 4.040 bore
Part Number: DMS-K2-6475-4040
Not Yet Reviewed
Estimated Ship Date: Nov 11, 2026 if ordered today
Estimated Ship Date: Nov 11, 2026 if ordered today
Piston Set, 396 SBC K1-FX Series -16cc Dish Top Piston Set. 4.040 bore
Part Number: DMS-K1-2453-4040
Not Yet Reviewed
Estimated Ship Date: Nov 11, 2026 if ordered today
Estimated Ship Date: Nov 11, 2026 if ordered today
Pistons, Rings, SX-Series, Forged, 5.00cc Flat, 4.040 in. Bore, Chevy LS, Set of 8
Part Number: DMS-K1870-4040
Not Yet Reviewed
Estimated Ship Date: Nov 11, 2026 if ordered today
Estimated Ship Date: Nov 11, 2026 if ordered today
Pistons, Rings, FX-Series, XR Wrist Pins, Forged, 5.00cc Flat, 4.040 in. Bore, Chevy LS, Set of 8
Part Number: DMS-K3-2820-4040
Not Yet Reviewed
Estimated Ship Date: Nov 11, 2026 if ordered today
Estimated Ship Date: Nov 11, 2026 if ordered today
Pistons, FX-Series, Forged, 29.00cc Dish, 4.040 in. Bore, Chevy LS, Set of 8
Part Number: DMS-2-2935-4040
Not Yet Reviewed
Estimated Ship Date: Nov 11, 2026 if ordered today
Estimated Ship Date: Nov 11, 2026 if ordered today
Piston Set, 4.3 Chevy V6 2-FX Series -5cc Flat Top Piston Set. 4.040 bore
Part Number: DMS-2-2000-4040C
Not Yet Reviewed
Estimated Ship Date: Nov 11, 2026 if ordered today
Estimated Ship Date: Nov 11, 2026 if ordered today
Piston Set, 400 Olds. 1-FX Series -12cc Olds Flat Top Piston Set. 4.040 bore
Part Number: DMS-1-6020-4040C
Not Yet Reviewed
Estimated Ship Date: Nov 11, 2026 if ordered today
Estimated Ship Date: Nov 11, 2026 if ordered today
Pistons, Rings, FX-Series, Forged 4032, 15.00cc Dish, 4.040 in. Bore, Chevy LS, Set of 8
Part Number: DMS-K1-2923-4040
Not Yet Reviewed
Estimated Ship Date: Nov 11, 2026 if ordered today
Estimated Ship Date: Nov 11, 2026 if ordered today
Piston Set, 506 Viper/SRT K1-FX Series -25cc Viper Dish Top Piston Set. 4.040 bore
Part Number: DMS-K1-6475-4040
Not Yet Reviewed
Estimated Ship Date: Nov 11, 2026 if ordered today
Estimated Ship Date: Nov 11, 2026 if ordered today
Piston Set, 427W / 5.8 Stroker SBF 351W K2-FX Series -22cc Dish Top Inline / Twisted Wedge Piston Set. 4.040 bore
Part Number: DMS-K2-3210-4040
Not Yet Reviewed
Estimated Ship Date: Nov 11, 2026 if ordered today
Estimated Ship Date: Nov 11, 2026 if ordered today
Piston Set, 327 SBC 1-FX Series -5cc Flat Top Piston Set. 4.040 bore
Part Number: DMS-1-2200-4040
Not Yet Reviewed
Estimated Ship Date: Nov 11, 2026 if ordered today
Estimated Ship Date: Nov 11, 2026 if ordered today
Pistons, FX-Series, Forged, 29.00cc Dish, 4.040 in. Bore, Chevy LS, Set of 8
Part Number: DMS-2-2885-4040
Not Yet Reviewed
Estimated Ship Date: Nov 11, 2026 if ordered today
Estimated Ship Date: Nov 11, 2026 if ordered today
PISTONS
Part Number: DMS-2-3370-4040
Not Yet Reviewed
Estimated Ship Date: Nov 11, 2026 if ordered today
Estimated Ship Date: Nov 11, 2026 if ordered today
Pistons, FX-Series, Forged, 6.00cc Dome, 4.040 in. Bore, Chevy LS, Set of 8
Part Number: DMS-2-2822-4040
Not Yet Reviewed
Estimated Ship Date: Nov 11, 2026 if ordered today
Estimated Ship Date: Nov 11, 2026 if ordered today
Pistons, Rings, FX-Series, Forged 4032, 29.00cc Dish, 4.040 in. Bore, Chevy LS, Set of 8
Part Number: DMS-K1-2835-4040
Not Yet Reviewed
Estimated Ship Date: Nov 11, 2026 if ordered today
Estimated Ship Date: Nov 11, 2026 if ordered today
Piston, Hypereutectic, Dome, 4.040 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Ford, Each
Part Number: UEM-SKB149-040
Not Yet Reviewed
Estimated Ship Date: Dec 1, 2026 if ordered today
Estimated Ship Date: Dec 1, 2026 if ordered today
Piston, Hypereutectic, Flat, 4.040 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Each
Part Number: UEM-SKB106-040
Not Yet Reviewed
Estimated Ship Date: Dec 1, 2026 if ordered today
Estimated Ship Date: Dec 1, 2026 if ordered today
Piston, Hypereutectic, Dome, 4.040 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Each
Part Number: UEM-SKB105-040
Not Yet Reviewed
Estimated Ship Date: Dec 1, 2026 if ordered today
Estimated Ship Date: Dec 1, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, Flat, 4.040 in. Bore, Chevy, Small Block, Kit
Part Number: UEM-KB120KTM-040
Not Yet Reviewed
Estimated Ship Date: Dec 1, 2026 if ordered today
Estimated Ship Date: Dec 1, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, Dome, 4.040 in. Bore, Chevy, Small Block, Kit
Part Number: UEM-KB113KTD-040
Not Yet Reviewed
Estimated Ship Date: Dec 1, 2026 if ordered today
Estimated Ship Date: Dec 1, 2026 if ordered today
Pistons, Premium, Forged 2618 Aluminum, 4.040 in. Bore, 3.562 in. Stroke, Dome, Left Side, Chevy, Small Block, Each
Part Number: UEM-SIC605L-040
Not Yet Reviewed
Estimated Ship Date: Dec 1, 2026 if ordered today
Estimated Ship Date: Dec 1, 2026 if ordered today
Pistons, Forged, Flat, 4.040 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Ford, Cleveland, Set of 8
Part Number: UEM-IC876-040
Not Yet Reviewed
Estimated Ship Date: Dec 1, 2026 if ordered today
Estimated Ship Date: Dec 1, 2026 if ordered today
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