Engines & Engine Parts at Summit Racing

United Engine and Machine Piston Ring Sets 4000AM8.020

United Engine and Machine Piston Ring Sets 4000AM8.020

Piston Rings, 4.020 in. Bore, 5/64 in., 5/64 in., 3/16 in., Iron, Moly, 8-Cylinder, Set

Part Number: UEM-4000AM8-020

5.0 out of 5 stars ( 2 )

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United Engine and Machine Wrist Pins R73

Wrist Pin, Tool Steel, .984 in. Diameter, 2.750 in. Length, 107 Grams, Each

Part Number: UEM-R-73

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United Engine and Machine Lock Rings PRF116.3

Wrist Pin Retainers, Spirolox, 1.094 in. Diameter, .020 in. Thick, Each

Part Number: UEM-PRF116-3

2.0 out of 5 stars ( 1 )

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United Engine and Machine Lock Rings SRW.012

SRW-012 Lock Ring

Part Number: UEM-SRW-012

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United Engine and Machine Speed of Air Hyperformance Piston and Ring Kits XA7197-0.5K1

Pistons, Hyperformance Pistons, Cerakote, 4.035 in. Bore, 4.724 in. Stroke, 7.568 in. Rod, 44.90cc Dish, Piston Rings, Dodge, Cummins 5.9L, Kit

Part Number: UEM-XA7197-05K1

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United Engine and Machine Lock Rings RRN.86

Lock Rings, Set of 2

Part Number: UEM-RRN-86

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United Engine and Machine Piston Ring Sets 3910AM8.040

Piston Rings, 3.950 in. Bore, 5/64 in., 5/64 in., 3/16 in., Iron, Moly, 8-Cylinder, Set

Part Number: UEM-3910AM8-040

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Rein Automotive Intake Manifold Adjusting Units ELM0089

Intake Manifold Runner Control Valve, Adjusting Unit, DISA Valve, BMW, L4, Each

Part Number: RIN-ELM0089

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Estimated Ship Date: Mar 31, 2026 if ordered today

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Estimated Ship Date: Mar 31, 2026 if ordered today

United Engine and Machine Speed of Air Hyperformance Piston and Ring Kits XA531-.030K2

Pistons, Speed of Air, Dimpled Piston, 2618 Forged, 4.010 in. Bore, 3.622 in. Stroke, 6.125 in. Rod, +12.50cc Dish, Piston Rings, Chevy, 6.0L, Kit

Part Number: UEM-XA529-010K2

Not Yet Reviewed

Estimated Ship Date: Apr 21, 2026 if ordered today

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Estimated Ship Date: Apr 21, 2026 if ordered today

United Engine and Machine Piston Ring Sets 4320AM8.030

Ring Set 4.350 bore, .030 oversize, 2-5/64, 1-3/16, moly ring set, qty 8 cyl set

Part Number: UEM-4320AM8-030

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United Engine and Machine Lock Rings PRH113.3

Wrist Pin Retainers, Spirolox, 1.030 in. Diameter, Each

Part Number: UEM-PRH113-3

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United Engine and Machine Speed of Air Hyperformance Piston and Ring Kits XA7204-0.75K1

Pistons, Hyperformance Pistons, 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-XA7204-075K1

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

United Engine and Machine Cast Pistons 4501.03

Pistons, Cast, Flat, 3.468 in. Bore, 5/64 in., 3/32 in., 3/32 in., 1/4 in. Ring Grooves, Continental, Set of 4

Part Number: UEM-4501-030

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

United Engine and Machine Speed of Air Hyperformance Piston and Ring Kits XA529-.065K2

Pistons, Speed of Air, Dimpled Piston, 2618 Forged, 4.030 in. Bore, 3.622 in. Stroke, 6.125 in. Rod, +4.00cc Flat Top, Piston Rings, Chevy, 6.0L, Kit

Part Number: UEM-XA528-030K2

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Estimated Ship Date: Apr 21, 2026 if ordered today

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Estimated Ship Date: Apr 21, 2026 if ordered today

United Engine and Machine Piston Ring Sets 3736CD8.045

Piston Rings, 3.776 in. Bore, 1.5mm, 1.5mm, 3.0mm, Ductile Iron, Plasma-moly, File Fit, 8-Cylinder, Set

Part Number: UEM-3736CD8-045

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United Engine and Machine Speed of Air Hyperformance Piston and Ring Kits XA7196-STDK1

Pistons, Hyperformance Pistons, Cerakote, 4.015 in. Bore, 4.724 in. Stroke, 7.568 in. Rod, 44.90cc Dish, Piston Rings, Dodge, Cummins 5.9L, Kit

Part Number: UEM-XA7196-STDK1

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

United Engine and Machine Speed of Air Hyperformance Piston and Ring Kits XA7233-STDK1

Pistons, Hyperformance Pistons, Cerakote, 3.895 in. Bore, 4.251 in. Stroke, 6.968 in. Rod, 39.73cc Dish, Piston Rings, Ford, Powerstroke 6.7L, Kit

Part Number: UEM-XA7233-STDK1

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

United Engine and Machine Speed of Air Hyperformance Piston and Ring Kits XA7197-STDK1

Pistons, Hyperformance Pistons, Cerakote, 4.015 in. Bore, 4.724 in. Stroke, 7.568 in. Rod, 44.90cc Dish, Piston Rings, Dodge, Cummins 5.9L, Kit

Part Number: UEM-XA7197-STDK1

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

United Engine and Machine Cast Pistons 4501.06

Pistons, Cast, Flat, 3.498 in. Bore, 5/64 in., 3/32 in., 3/32 in., 1/4 in. Ring Grooves, Continental, Set of 4

Part Number: UEM-4501-060

Not Yet Reviewed

Estimated Ship Date: Apr 21, 2026 if ordered today

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Estimated Ship Date: Apr 21, 2026 if ordered today

United Engine and Machine Speed of Air Hyperformance Piston and Ring Kits XA545-.030K2

Pistons, Speed of Air, Dimpled Piston, 2618 Forged, 4.010 in. Bore, 4.000 in. Stroke, 6.125 in. Rod, +20.00cc Dish, Piston Rings, Chevy, 6.0L, Kit

Part Number: UEM-XA532-010K2

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

United Engine and Machine Speed of Air Hyperformance Piston and Ring Kits XA7235-1.0K2

Pistons, Hyperformance, Cerakote, 4.095 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-XA7235-10K2

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

United Engine and Machine Speed of Air Hyperformance Piston and Ring Kits XA7200-STDK1

Pistons, Hyperformance Pistons, Cerakote, 4.015 in. Bore, 4.724 in. Stroke, 7.568 in. Rod, 45.00cc Dish, Piston Rings, Dodge, Cummins 5.9L, 24V, Kit

Part Number: UEM-XA7200-STDK1

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

United Engine and Machine Speed of Air Hyperformance Piston and Ring Kits XA532-.030K2

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

Part Number: UEM-XA531-010K2

Not Yet Reviewed

Estimated Ship Date: Apr 21, 2026 if ordered today

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Estimated Ship Date: Apr 21, 2026 if ordered today

United Engine and Machine Cast Pistons 4501.STD

Pistons, Cast, Flat, 3.438 in. Bore, 5/64 in., 3/32 in., 3/32 in., 1/4 in. Ring Grooves, Continental, Set of 4

Part Number: UEM-4501-STD

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

United Engine and Machine Speed of Air Hyperformance Piston and Ring Kits XA7205-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-XA7205-STDK1

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today