CHEVROLET Pistons & Piston Rings

Chevy 6.6L Duramax 4.075 Bore - 16.5:1 1.156 pin with 6.620" Carrillo rod

Part Number: CNN-DHR7030-8

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Chevy Duramax 4.075 1.946 16.5.1 Comp

Part Number: CNN-DR7021-8

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Chevy Duramax 4.095 1.946 16.1 Comp

Part Number: CNN-DR7022-8

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Pistons, Hyperformance, Cerakote, 4.075 in. Bore, 3.898 in. Stroke, 6.420 in. Rod, 40.40cc Dish, PVD Piston Rings, Chevy, GMC, Duramax 6.6L, Kit

Part Number: UEM-XA7220-05K2

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Pistons, Hyperformance, Cerakote, 4.075 in. Bore, 3.897 in. Stroke, 6.417 in. Rod, 41.70cc Dish, PVD Piston Rings, Chevy, GMC, Duramax 6.6L, Kit

Part Number: UEM-XA7225-05K2

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Rotating Assembly, Forged Pistons, H-beam Connecting Rods, Internal Balance, 4.375 in. Stroke, 6.535 in. Length, Chevy, 582, Kit

Part Number: MAN-29582R

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Estimated Ship Date: Nov 20, 2025 if ordered today

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