CHEVROLET Chevy small block Gen III/IV (LS-based engines) Engines & Components

Pistons, Speed of Air, Dimpled, 2618 Forged, 4.070 in. Bore, 4.000 in. Stroke, 6.125 in. Rod, +4.00cc Flat Top, Piston Rings, Chevy, 6.0L, 6.2L, Kit

Part Number: UEM-XA531-070K2

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Estimated Ship Date: Dec 12, 2025 if ordered today

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Pistons, Speed of Air, Dimpled, 2618 Forged, 4.080 in. Bore, 4.000 in. Stroke, 6.125 in. Rod, +20.00cc Dish, Piston Rings, Chevy, 6.0L, 6.2L, Kit

Part Number: UEM-XA532-080K2

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Estimated Ship Date: Dec 12, 2025 if ordered today

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Pistons, Speed of Air, Dimpled, 4032 Forged, 3.790 in. Bore, 3.622 in. Stroke, 6.098 in. Rod, +3.00cc Flat Top, PVD Rings, Chevy, 4.8L, 5.3L, Kit

Part Number: UEM-XA545-010K1

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Estimated Ship Date: Dec 12, 2025 if ordered today

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Pistons, Speed of Air, Dimpled, 2618 Forged, 4.075 in. Bore, 4.000 in. Stroke, 6.125 in. Rod, +4.00cc Flat Top, PVD Rings, Chevy, 6.0L, 6.2L, Kit

Part Number: UEM-XA531-075K1

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Estimated Ship Date: Dec 12, 2025 if ordered today

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Pistons, Speed of Air, Dimpled, 2618 Forged, 4.080 in. Bore, 4.000 in. Stroke, 6.125 in. Rod, +4.00cc Flat Top, PVD Rings, Chevy, 6.0L, 6.2L, Kit

Part Number: UEM-XA531-080K1

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Estimated Ship Date: Dec 12, 2025 if ordered today

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Pistons, Speed of Air, Dimpled, 2618 Forged, 4.080 in. Bore, 4.000 in. Stroke, 6.125 in. Rod, +4.00cc Flat Top, Piston Rings, Chevy, 6.0L, 6.2L, Kit

Part Number: UEM-XA531-080K2

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Estimated Ship Date: Dec 12, 2025 if ordered today

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Pistons, Speed of Air, Dimpled Piston, 4032 Forged, 4.020 in. Bore, 4.000 in. Stroke, 6.125 in. Rod, +4.00cc Flat Top, Piston Rings, Chevy, 6.0L, Kit

Part Number: UEM-XA552-020K2

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Estimated Ship Date: Dec 12, 2025 if ordered today

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Pistons, Speed of Air, Dimpled Piston, 2618 Forged, 4.005 in. Bore, 4.000 in. Stroke, 6.125 in. Rod, +20.00cc Dish, Piston Rings, Chevy, 6.0L, Kit

Part Number: UEM-XA532-005K2

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Estimated Ship Date: Dec 12, 2025 if ordered today

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Pistons, Speed of Air, Dimpled Piston, 2618 Forged, 4.030 in. Bore, 4.000 in. Stroke, 6.125 in. Rod, +20.00cc Dish, PVD Rings, Chevy, 6.0L, Kit

Part Number: UEM-XA532-030K1

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Estimated Ship Date: Dec 12, 2025 if ordered today

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Pistons, Speed of Air, Dimpled Piston, 2618 Forged, 4.030 in. Bore, 4.000 in. Stroke, 6.125 in. Rod, +20.00cc Dish, Piston Rings, Chevy, 6.0L, Kit

Part Number: UEM-XA532-030K2

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Estimated Ship Date: Dec 12, 2025 if ordered today

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Pistons, Speed of Air, Dimpled Piston, 2618 Forged, 4.065 in. Bore, 4.000 in. Stroke, 6.125 in. Rod, +20.00cc Dish, PVD Rings, Chevy, 6.0L, 6.2L, Kit

Part Number: UEM-XA532-065K1

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Estimated Ship Date: Dec 12, 2025 if ordered today

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Pistons, Speed of Air, Dimpled, 2618 Forged, 4.065 in. Bore, 4.000 in. Stroke, 6.125 in. Rod, +20.00cc Dish, Piston Rings, Chevy, 6.0L, 6.2L, Kit

Part Number: UEM-XA532-065K2

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Estimated Ship Date: Dec 12, 2025 if ordered today

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Pistons, Speed of Air, Dimpled Piston, 2618 Forged, 4.075 in. Bore, 4.000 in. Stroke, 6.125 in. Rod, +20.00cc Dish, PVD Rings, Chevy, 6.0L, 6.2L, Kit

Part Number: UEM-XA532-075K1

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Estimated Ship Date: Dec 12, 2025 if ordered today

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Pistons, Speed of Air, Dimpled, 2618 Forged, 4.075 in. Bore, 4.000 in. Stroke, 6.125 in. Rod, +20.00cc Dish, Piston Rings, Chevy, 6.0L, 6.2L, Kit

Part Number: UEM-XA532-075K2

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Estimated Ship Date: Dec 12, 2025 if ordered today

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Pistons, Speed of Air, Dimpled Piston, 2618 Forged, 4.080 in. Bore, 4.000 in. Stroke, 6.125 in. Rod, +20.00cc Dish, PVD Rings, Chevy, 6.0L, 6.2L, Kit

Part Number: UEM-XA532-080K1

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Estimated Ship Date: Dec 12, 2025 if ordered today

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Pistons, Speed of Air, Dimpled Piston, 4032 Forged, 4.000 in. Bore, 4.000 in. Stroke, 6.125 in. Rod, +4.00cc Flat Top, Piston Rings, Chevy, 6.0L, Kit

Part Number: UEM-XA552-STDK2

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Estimated Ship Date: Dec 12, 2025 if ordered today

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Valve Covers, Billet Aluminum, Black Anodized, Chevrolet Logo, Script Modular, Baffled, Chevrolet, LS, Pair

Part Number: BSP-P95485

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Connecting Rods, Ultra, H-beam, Forged 4330 Steel, 6.350 in. Length, Floating, Chevy, 5.7L LS, Set of 8

Part Number: CPI-U16302

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Estimated Ship Date: Feb 6, 2026 if ordered today

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Connecting Rod, Ultra, Forged 4340 Steel, I-Beam, Cap Screw, ARP L19, Bushed, 6.350 in. Length, Chevy, Small Block, LS, Set of 8

Part Number: CPI-U17178

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Estimated Ship Date: Feb 6, 2026 if ordered today

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Camshaft Kits, Stage 1 LST Camshaft Packages, Hydraulic Roller, Advertised Duration 283/294, Lift 0.612/0.612, Pushrods, Chevy, Small Block LS, Kit

Part Number: CCA-CK54-335-11

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Estimated Ship Date: Jan 2, 2026 if ordered today

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CRANKSHAFT

Part Number: DRT-934640006125

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Estimated Ship Date: Feb 2, 2026 if ordered today

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Camshaft Kits, LST Stage 1 Blower Cam Packages, Hydraulic Roller, Advertised Duration 283/294, Lift 0.612/0.612, 58-tooth, Chevy, Small Block LS, Kit

Part Number: CCA-MK54-335-58

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Estimated Ship Date: Jan 2, 2026 if ordered today

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Pro LS 4340 Piston and Rod Kit, 417 Cid., 4.080 bore, 4.000 stroke, 6.125 rod, 21cc dish, 9.9:1 @ 65cc, 9.5:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR4008021

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Estimated Ship Date: Nov 12, 2025 if ordered today

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Pulley/Bracket Set, Serpentine, Aluminum, Black Powdercoated, A/C, No Power Steering, GM, LS Series, Wide Kit

Part Number: MCH-20070-08

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Estimated Ship Date: Dec 29, 2025 if ordered today

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