Availability
Pistons
Piston Set, 393C / Boss Stroker SBF 351C K3-FX Series -13cc Dish Top Boss/Canted Piston Set. 4.040 bore
Part Number: DMS-K3-3821-4040
Not Yet Reviewed
Estimated Ship Date: Nov 11, 2026 if ordered today
Estimated Ship Date: Nov 11, 2026 if ordered today
Piston Set, 289 / 302 / 5.0 SBF 289 - 302 K3-FX Series -2cc Flat Top Twisted Wedge Piston Set. 4.040 bore
Part Number: DMS-K3-3502-4040
Not Yet Reviewed
Estimated Ship Date: Nov 11, 2026 if ordered today
Estimated Ship Date: Nov 11, 2026 if ordered today
Piston Set, 289 / 302 / 5.0 SBF 289 - 302 2-FX Series -13cc Dish Top Inline / Twisted Wedge Piston Set. 4.040 bore
Part Number: DMS-2-3406-4040
Not Yet Reviewed
Estimated Ship Date: Nov 11, 2026 if ordered today
Estimated Ship Date: Nov 11, 2026 if ordered today
Piston Set, 347 Stroker SBF 289 - 302 2-FX Series -18cc Dish Top Inline / Twisted Wedge Piston Set. 4.040 bore
Part Number: DMS-2-3158-4040
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, 22.00cc Dish, 4.040 in. Bore, Chevy LS, Set of 8
Part Number: DMS-K2-2884-4040
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 4032, 29.00cc Dish, 4.040 in. Bore, Chevy LS, Set of 8
Part Number: DMS-1-2945-4040
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, 22.00cc Dish, 4.040 in. Bore, Chevy LS, Set of 8
Part Number: DMS-K1874-4040
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, 10.00cc Dish, 4.040 in. Bore, Chevy LS, Set of 8
Part Number: DMS-K1831-4040
Not Yet Reviewed
Estimated Ship Date: Nov 11, 2026 if ordered today
Estimated Ship Date: Nov 11, 2026 if ordered today
Piston Set, Boss 302 SBF 289 - 302 K2-FX Series -3cc Flat Top Boss/Canted Piston Set. 4.040 bore
Part Number: DMS-K2-3870-4040
Not Yet Reviewed
Estimated Ship Date: Nov 11, 2026 if ordered today
Estimated Ship Date: Nov 11, 2026 if ordered today
Piston Set, Boss 347 Stroker SBF 289 - 302 K2-FX Series +7.5cc Dome Top Cleveland Open & Closed Chamber Piston Set. 4.040 bore
Part Number: DMS-K2-3175-4040
Not Yet Reviewed
Estimated Ship Date: Nov 11, 2026 if ordered today
Estimated Ship Date: Nov 11, 2026 if ordered today
Piston Set, 289 / 302 / 5.0 SBF 289 - 302 K3-FX Series -13cc Dish Top Inline / Twisted Wedge Piston Set. 4.040 bore
Part Number: DMS-K3-3406-4040
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, 15.00cc Dish, 4.040 in. Bore, Chevy LS, Set of 8
Part Number: DMS-K1-2933-4040
Not Yet Reviewed
Estimated Ship Date: Nov 11, 2026 if ordered today
Estimated Ship Date: Nov 11, 2026 if ordered today
Piston Set, 289 / 302 / 5.0 SBF 289 - 302 K1-FX Series +6cc Dome Top inline Piston Set. 4.040 bore
Part Number: DMS-K1-3416-4040
Not Yet Reviewed
Estimated Ship Date: Nov 11, 2026 if ordered today
Estimated Ship Date: Nov 11, 2026 if ordered today
Piston Set, 351W / 5.8 Clevor SBF 351W K1-FX Series +7.5cc Dome Top Cleveland Open & Closed Chamber Piston Set. 4.040 bore
Part Number: DMS-K1-3575-4040
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, 5.00cc Flat, 4.040 in. Bore, Chevy LS, Set of 8
Part Number: DMS-K2-2880-4040
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, 6.00cc Dome, 4.040 in. Bore, Chevy LS, Set of 8
Part Number: DMS-K3-2922-4040
Not Yet Reviewed
Estimated Ship Date: Nov 11, 2026 if ordered today
Estimated Ship Date: Nov 11, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, Dome, 4.040 in. Bore, Chevy, Small Block, Kit
Part Number: UEM-KB113KTM-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, Forged, Flat, 4.040 in. Bore, Ford, Cleveland, Kit
Part Number: UEM-IC874KTD-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, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Each
Part Number: UEM-SKB119-040
Not Yet Reviewed
Estimated Ship Date: Dec 1, 2026 if ordered today
Estimated Ship Date: Dec 1, 2026 if ordered today
Pistons, Hypereutectic, Flat, 4.040 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Set of 8
Part Number: UEM-KB253-040
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, Forged, Dome, 4.040 in. Bore, Chevy, Small Block, Kit
Part Number: UEM-IC732KTD-040
Not Yet Reviewed
Estimated Ship Date: Dec 1, 2026 if ordered today
Estimated Ship Date: Dec 1, 2026 if ordered today
Piston, Cast, Flat, 4.040 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Pontiac, V8, Each
Part Number: UEM-S1527-040
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-KB112KTM-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, Claimer, Hypereutectic, Dish, 4.040 in. Bore, Chevy, Small Block, Kit
Part Number: UEM-9912HCKTM040
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, Claimer, Hypereutectic, Dome, 4.040 in. Bore, Chevy, Small Block, Kit
Part Number: UEM-9910HCKTM040
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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