Pistons

Pistons, Forged, 4.040 in. Bore, 3.250 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-1000342

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Estimated Ship Date: Tomorrow

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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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Pistons, AutoTec SBF, 4.04, 3.25, Inverted Dome/Milled Dish 5.4, 0.927, SBF 302 20°, Sold as a set of 8.

Part Number: PIS-1000383

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Estimated Ship Date: Apr 6, 2026 if ordered today

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Pistons, AutoTec SBF, 4.04, 3.25, Dome 5.4, 0.927, SBF 302 20°, Sold as a set of 8.

Part Number: PIS-1000420

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Estimated Ship Date: Apr 6, 2026 if ordered today

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Piston, Forged, Dome, 2-Valve Reliefs, 4.040 in. Bore, 3.250 in. Stroke, 5.700 in. Rod, 1.675 in. Compression, Chevy, Each

Part Number: JEP-147753S

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Piston and Ring Kits, FHR, Forged 4032 Aluminum, 4.040 in. Bore, 3.250 in. Stroke, Flat Top, Ford, Small Block, Set of 8

Part Number: UEM-IC9970KTD040

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Estimated Ship Date: Mar 26, 2026 if ordered today

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Piston Set, 327 SBC K2-FX Series -5cc Flat Top Piston Set. 4.040 bore

Part Number: DMS-K2-2200-4040

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Piston Set, 327 SBC K2-FX Series -13cc Dish Top Piston Set. 4.040 bore

Part Number: DMS-K2-2203-4040

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Piston Set, 331 Stroker SBF 289 - 302 K2-FX Series -5cc Flat Top Inline/ Twisted Wedge Piston Set. 4.040 bore

Part Number: DMS-K2-3251-4040

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Piston Set, 331 Stroker SBF 289 - 302 K2-FX Series -18cc Dish Top Inline / Twisted Wedge Piston Set. 4.040 bore

Part Number: DMS-K2-3258-4040

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Piston Set, 331 Stroker SBF 289 - 302 K2-FX Series +6cc Dome Top inline Piston Set. 4.040 bore

Part Number: DMS-K2-3266-4040

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Piston Set, 331 Stroker SBF 289 - 302 K2-FX Series +6cc Dome Top Twisted Wedge Piston Set. 4.040 bore

Part Number: DMS-K2-3268-4040

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Piston Set, 331 Stroker SBF 289 - 302 K1-FX Series -18cc Dish Top Inline / Twisted Wedge Piston Set. 4.040 bore

Part Number: DMS-K1-3258-4040

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Piston Set, 331 Stroker SBF 289 - 302 K1-FX Series +6cc Dome Top inline Piston Set. 4.040 bore

Part Number: DMS-K1-3266-4040

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Piston Set, Boss 331 Stroker SBF 289 - 302 K1-FX Series -3cc Flat Top Boss/Canted Piston Set. 4.040 bore

Part Number: DMS-K1-3270-4040

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Piston Set, Boss 331 Stroker SBF 289 - 302 K1-FX Series -13cc Dish Top Boss/Canted Piston Set. 4.040 bore

Part Number: DMS-K1-3271-4040

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Piston Set, Boss 331 Stroker SBF 289 - 302 K1-FX Series +7.5cc Dome Top Cleveland Open & Closed Chamber Piston Set. 4.040 bore

Part Number: DMS-K1-3275-4040

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Piston Set, 331 Stroker SBF 289 - 302 K1-FX Series -4cc Flat Top inline Piston Set. 4.040 bore

Part Number: DMS-K1-3250-4040

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Piston Set, 331 Stroker SBF 289 - 302 K1-FX Series -5cc Flat Top Inline/ Twisted Wedge Piston Set. 4.040 bore

Part Number: DMS-K1-3251-4040

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Piston Set, 331 Stroker SBF 289 - 302 K1-FX Series -13cc Dish Top Inline / Twisted Wedge Piston Set. 4.040 bore

Part Number: DMS-K1-3256-4040

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Estimated Ship Date: Mar 9, 2026 if ordered today

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PISTON AND RING KIT

Part Number: DMS-K1-3252-4040

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Piston Set, Boss 331 Stroker SBF 289 - 302 K2-FX Series -3cc Flat Top Boss/Canted Piston Set. 4.040 bore

Part Number: DMS-K2-3270-4040

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Piston Set, Boss 331 Stroker SBF 289 - 302 K2-FX Series -13cc Dish Top Boss/Canted Piston Set. 4.040 bore

Part Number: DMS-K2-3271-4040

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Piston Set, Boss 331 Stroker SBF 289 - 302 K2-FX Series +7.5cc Dome Top Cleveland Open & Closed Chamber Piston Set. 4.040 bore

Part Number: DMS-K2-3275-4040

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Piston Set, 331 Stroker SBF 289 - 302 K2-FX Series -2cc Flat Top Twisted Wedge Piston Set. 4.040 bore

Part Number: DMS-K2-3252-4040

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Estimated Ship Date: Mar 9, 2026 if ordered today

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