Engines & Engine Parts at Summit Racing

United Engine and Machine Speed of Air Hyperformance Piston and Ring Kits XA552-.065K2

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

Part Number: UEM-XA545-010K2

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

United Engine and Machine Speed of Air Hyperformance Piston and Ring Kits XA531-.010K2

Pistons, Speed of Air, Dimpled Piston, 2618 Forged, 4.005 in. Bore, 3.622 in. Stroke, 6.125 in. Rod, +12.50cc Dish, Piston Rings, Chevy, 6.0L, Kit

Part Number: UEM-XA529-005K2

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

United Engine and Machine Speed of Air Hyperformance Piston and Ring Kits XA7214-0.75K1

Pistons, Hyperformance, Cerakote, 3.770 in. Bore, 4.134 in. Stroke, 6.929 in. Rod, 31.90cc Dish, Piston Rings, Ford, Powerstroke 6.0L, Kit

Part Number: UEM-XA7214-075K1

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

United Engine and Machine Speed of Air Hyperformance Piston and Ring Kits XA7214-STDK1

Pistons, Hyperformance, Cerakote, 3.740 in. Bore, 4.134 in. Stroke, 6.929 in. Rod, 31.90cc Dish, Piston Rings, Ford, Powerstroke 6.0L, Kit

Part Number: UEM-XA7214-STDK1

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

United Engine and Machine Speed of Air Hyperformance Piston and Ring Kits XA7217-0.5K1

Pistons, Hyperformance Pistons, Cerakote, 4.130 in. Bore, 4.181 in. Stroke, 7.130 in. Rod, 39.60cc Dish, Piston Rings, Ford, Powerstroke 7.3L, Kit

Part Number: UEM-XA7217-05K1

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

United Engine and Machine Speed of Air Hyperformance Piston and Ring Kits XA7208-0.75K2

Pistons, Hyperformance, Cerakote, 4.085 in. Bore, 3.898 in. Stroke, 6.420 in. Rod, 38.00cc Dish, PVD Piston Rings, Chevy, GMC, Duramax 6.6L, Kit

Part Number: UEM-XA7208-075K2

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

United Engine and Machine Speed of Air Hyperformance Piston and Ring Kits XA7214-0.25K1

Pistons, Hyperformance, Cerakote , 3.750 in. Bore, 4.134 in. Stroke, 6.929 in. Rod, 31.90cc Dish, Piston Rings, Ford, Powerstroke 6.0L, Kit

Part Number: UEM-XA7214-025K1

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

United Engine and Machine Speed of Air Hyperformance Piston and Ring Kits XA7214-0.5K1

Pistons, Hyperformance, Cerakote, 3.760 in. Bore, 4.134 in. Stroke, 6.929 in. Rod, 31.90cc Dish, Piston Rings, Ford, Powerstroke 6.0L, Kit

Part Number: UEM-XA7214-05K1

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

United Engine and Machine Speed of Air Hyperformance Piston and Ring Kits XA7215-0.75K1

Pistons, Hyperformance Pistons, Cerakote, 3.895 in. Bore, 4.134 in. Stroke, 6.929 in. Rod, 37.80cc Dish, Piston Rings, Ford, Powerstroke 6.4L, Kit

Part Number: UEM-XA7215-075K1

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

United Engine and Machine Speed of Air Hyperformance Piston and Ring Kits XA7215-STDK1

Pistons, Hyperformance Pistons, Cerakote, 3.866 in. Bore, 4.134 in. Stroke, 6.929 in. Rod, 37.80cc Dish, Piston Rings, Ford, Powerstroke 6.4L, Kit

Part Number: UEM-XA7215-STDK1

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

United Engine and Machine Speed of Air Hyperformance Piston and Ring Kits XA7216-1.0K1

Pistons, Hyperformance Pistons, Cerakote, 3.937 in. Bore, 4.251 in. Stroke, 6.968 in. Rod, 39.70cc Dish, Piston Rings, Ford, Powerstroke 6.7L, Kit

Part Number: UEM-XA7216-10K1

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

United Engine and Machine Speed of Air Hyperformance Piston and Ring Kits XA7218-STDK1

Pistons, Hyperformance, Cerakote, 4.055 in. Bore, 3.898 in. Stroke, 6.420 in. Rod, 38.00cc Dish, Piston Rings, Chevy, GMC, Duramax 6.6L, Kit

Part Number: UEM-XA7218-STDK1

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

United Engine and Machine Speed of Air Hyperformance Piston and Ring Kits XA7233-0.25K1

Pistons, Hyperformance Pistons, Cerakote, 3.905 in. Bore, 4.251 in. Stroke, 6.968 in. Rod, 39.73cc Dish, Piston Rings, Ford, Powerstroke 6.7L, Kit

Part Number: UEM-XA7233-025K1

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

United Engine and Machine Speed of Air Hyperformance Piston and Ring Kits XA532-.030K1

Pistons, Speed of Air, Dimpled Piston, 2618 Forged, 4.010 in. Bore, 4.000 in. Stroke, 6.125 in. Rod, +4.00cc Flat Top, PVD Rings, Chevy, 6.0L, Kit

Part Number: UEM-XA531-010K1

Not Yet Reviewed

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United Engine and Machine Speed of Air Hyperformance Piston and Ring Kits XA532-.070K1

Pistons, Speed of Air, Dimpled, 2618 Forged, 4.065 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-XA531-065K1

Not Yet Reviewed

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United Engine and Machine Speed of Air Hyperformance Piston and Ring Kits XA7223-0.5K1

Pistons, Hyperformance Pistons, Cerakote, 3.915 in. Bore, 4.251 in. Stroke, 6.968 in. Rod, 39.73cc Dish, Piston Rings, Ford, Powerstroke 6.7L, Kit

Part Number: UEM-XA7223-05K1

Not Yet Reviewed

Estimated Ship Date: Apr 29, 2026 if ordered today

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Estimated Ship Date: Apr 29, 2026 if ordered today

United Engine and Machine Speed of Air Hyperformance Piston and Ring Kits XA7210-0.5K1

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

Part Number: UEM-XA7210-05K1

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

United Engine and Machine Piston Ring Sets 3736BD8.040

United Engine and Machine Piston Ring Sets 3736BD8.040

Piston Rings, 3.776 in. Bore, 1/16 in., 1/16 in., 3/16 in., Ductile Iron, Plasma-moly, 8-Cylinder, Set

Part Number: UEM-3736BD8040

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

United Engine and Machine Piston Ring Sets 4000AM8.STD

Piston Rings, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in., Iron, Moly, 8-Cylinder, Set

Part Number: UEM-4000AM8-STD

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

United Engine and Machine Speed of Air Hyperformance Piston and Ring Kits XA7208-0.5K2

Pistons, Hyperformance, Cerakote, 4.075 in. Bore, 3.898 in. Stroke, 6.420 in. Rod, 38.00cc Dish, PVD Piston Rings, Chevy, GMC, Duramax 6.6L, Kit

Part Number: UEM-XA7208-05K2

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

United Engine and Machine Piston Ring Sets 3910AM8.030

Piston Rings, 3.940 in. Bore, 5/64 in., 5/64 in., 3/16 in., Iron, Moly, 8-Cylinder, Set

Part Number: UEM-3910AM8-030

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

United Engine and Machine Wrist Pins R72

Wrist Pin, Lightweight, .912 in. Diameter, 2.750 in. Length, 105 Grams, Each

Part Number: UEM-R72

Not Yet Reviewed

Estimated Ship Date: Apr 9, 2026 if ordered today

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Estimated Ship Date: Apr 9, 2026 if ordered today

United Engine and Machine Speed of Air Hyperformance Piston and Ring Kits XA7205-0.5K1

Pistons, Hyperformance Pistons, Cerakote, 3.885 in. Bore, 4.134 in. Stroke, 6.929 in. Rod, 37.80cc Dish, Piston Rings, Ford, Powerstroke 6.4L, Kit

Part Number: UEM-XA7205-05K1

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

United Engine and Machine Speed of Air Hyperformance Piston and Ring Kits XA7214-1.0K1

Pistons, Hyperformance, Cerakote, 3.780 in. Bore, 4.134 in. Stroke, 6.929 in. Rod, 31.90cc Dish, Piston Rings, Ford, Powerstroke 6.0L, Kit

Part Number: UEM-XA7214-10K1

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

United Engine and Machine Speed of Air Hyperformance Piston and Ring Kits XA7207-STDK1

Pistons, Hyperformance Pistons, Cerakote, 4.110 in. Bore, 4.181 in. Stroke, 7.130 in. Rod, 39.60cc Dish, Piston Rings, Ford, Powerstroke 7.3L, Kit

Part Number: UEM-XA7207-STDK1

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today