Availability
Pistons
Piston, Flat Top, 4.040 in. Bore, 3.480 in. Stroke, 5.700 in. Rod Length, 1.5mm, 1.5mm, 3.0mm Ring Grooves, Chevy Small Block, Set of 8.
Part Number: PIS-1000104
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Piston, Flat Top, 4.040 in. Bore, 3.480 in. Stroke, 6.125 in. Rod Length, 1.5mm, 1.5mm, 3.0mm Ring Grooves, Chevy Small Block, Set of 8.
Part Number: PIS-1000116
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Pistons, Rings, SX-Series, Forged, 5.00cc Flat, 4.040 in. Bore, Chevy LS, Set of 8
Part Number: DMS-K1930-4040
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Pistons, Rings, SX-Series, Forged, 15.00cc Dish, 4.040 in. Bore, Chevy LS, Set of 8
Part Number: DMS-K1823-4040
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Piston Set, 331 Stroker SBF 289 - 302 K1-FX Series +6cc Dome Top Twisted Wedge Piston Set. 4.040 bore
Part Number: DMS-K1-3268-4040
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Estimated Ship Date: Today
Estimated Ship Date: Today
k2-2468-4040-396-small-block-chevy-k2-fx-series-4cc-dome-top-forged-piston-set-4-040-bore
Part Number: DMS-K2-2468-4040
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Estimated Ship Date: Today
Estimated Ship Date: Today
Pistons, Hypereutectic, Flat, 4.040 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Set of 8
Part Number: UEM-KB228-040
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Pistons, Hypereutectic, Dish, 4.040 in. Bore, Chevy, GMC, Set of 8
Part Number: SLP-H580CP40
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Piston Set, 350 SBC K1-FX Series -5cc Flat Top Piston Set. 4.040 bore
Part Number: DMS-K1-2100-4040
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Pistons, Hypereutectic, Flat, 4.040 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, Set of 8
Part Number: UEM-KB281-040
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Pistons, Forged, 4.040 in. Bore, 3.400 in. Stroke, Flat Top, 5.400 in. Rod Length, 0.927 in. Pin Diameter, SBF 302 20 degree, Ford, Set of 8
Part Number: PIS-1000350
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Pistons, Hypereutectic, Dish, 4.040 in. Bore, L6, Ford, Set of 6
Part Number: SLP-H554CP40
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Piston Set, 351W / 5.8 SBF 351W 1-FX Series -18cc Dish Top Inline / Twisted Wedge Piston Set. 4.040 bore
Part Number: DMS-1-3558-4040
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: 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: Today
Estimated Ship Date: 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: Today
Estimated Ship Date: Today
Replacement Piston and Components: If not in stock, order MUST be placed to trigger singles. Average ETA of 3 business days if kits are in stock
Part Number: SUM-110S274040-8
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Estimated Ship Date: Today
Estimated Ship Date: Today
Forged Pro pistons for 302 Windsor, 4.040 bore, 1.605 C.H., 3 in. stroke, 5.090 in. rod, 3cc flat top 9.9@58cc, 9.7@60cc, 9.2@64cc, 9:1@66cc.
Part Number: SUM-SBF302040F
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Pistons, Forged, Dish, 4.040 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Small Block, Set of 8
Part Number: UEM-IC734-040
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Forged Pro pistons for SB Chevy 350, 4.040 bore, 1.560 C.H., 3.48 in. stroke, 5.7 in. rod, 5cc flat top 11:1@58cc, 10.2@64cc, 9.9@67cc, 9.4@72cc.
Part Number: SUM-SBC350040
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Forged Pro pistons for 351W Stroker, 4.040 bore, 1.280 C.H., 4 in. stroke, 6.200 in. rod, 18cc dish Inline and Twisted Wedge, 10.5@60cc, 10.2@64cc.
Part Number: SUM-SBF408040
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Replacement Piston and Components: If not in stock, order MUST be placed to trigger singles. Average ETA of 3 business days if kits are in stock
Part Number: SUM-299S274040-2
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Engine Piston Set 80-93 AMC/BUI/CHV/GMC/JEP/PON 2.5L
Part Number: EGN-P30024040
Not Yet Reviewed
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
Engine Piston Set 65-96 FRD 4.9L
Part Number: EGN-P15976040
Not Yet Reviewed
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
Engine Piston Kit 65-96 FRD 4.9L
Part Number: EGN-K15976P040
Not Yet Reviewed
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
Engine Piston Kit 85-95 CHV/GM/GMC/OLD/PON 4.3L
Part Number: EGN-K15056P040
Not Yet Reviewed
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
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