HUMMER H3 - Free Shipping on Orders Over $109 at Summit Racing

Cometic MLS Head Gaskets C5475-051

Cometic MLS Head Gaskets C5475-051

Head Gasket, 3.910 in. Bore, .051 in. Compressed Thickness, Chevy, LS, 5.7, Each

Part Number: CGT-C5475-051

5.0 out of 5 stars ( 1 )

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Taylor 409 Pro Race Spiro-Wound 10.4mm Spark Plug Wires 79003

Spark Plug Wires, 409 Pro Race, Spiro-Wound, 10.4mm, Black, 180 Degree Boots, Chevy, Pontiac, 5.7L, LS1, Set

Part Number: TAY-79003

4.25 out of 5 stars ( 8 )

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King XP-Series Rod Bearings CR 807XPN 020

Rod Bearings, XP-Series, .020 in. Crankshaft Undersize, Tri Metal, Chevy, Large Journal, Small Block, Set of 8

Part Number: KGB-CR807XPN020

5.0 out of 5 stars ( 2 )

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ACDelco GM Genuine Parts Idler Pulleys 12669569

Idler Pulleys, GM OE, Serpentine, Steel, Black, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Saab, Each

Part Number: ADO-12669569

4.2 out of 5 stars ( 5 )

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Cometic MLS Head Gaskets C5751-030

Head Gasket, MLS, 4.060 in. Bore, .030 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5751-030

Not Yet Reviewed

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Dorman Harmonic Balancers 594-209

Harmonic Balancer, Nodular Iron, Black, 7.720 in. o.d., Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Each

Part Number: RNB-594-209

1.67 out of 5 stars ( 3 )

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Yukon Gear & Axle 10 Bolt GM 8.2/8.5/8.6 Inch Differential Cover YP C1-GM8.5-R

Differential Cover, 10-bolt, Steel, Chrome, GM 8.2 in., GM 8.5 in., GM 8.6 in., Each

Part Number: YGA-32017

4.0 out of 5 stars ( 2 )

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Chevrolet Performance Main Bearings 89017571

Main Bearing, Performance, Chevy, 4.8, 5.3, 5.7, 6.0, 6.2L

Part Number: NAL-89017571

5.0 out of 5 stars ( 1 )

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ACL Performance Race Series Rod Bearing Sets 8B663H-010

Rod Bearings, Race Series, Tri-Metal, .010 in., .25mm Crankshaft Undersize, Chevrolet, Small Block, LS, Set of 8

Part Number: PEB-8B663H-010

Not Yet Reviewed

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ACDelco Valve Covers 12642655

Valve Covers, Replacement, Stock, Cast Aluminum, Natural, Cadillac, Chevrolet, GMC, Hummer, Pontiac, Saab, Each

Part Number: ADO-12642655

Not Yet Reviewed

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Energy Suspension Transmission Mounts 3.1129G

Bushing, Transmission Mount, Zinc, Black, GM, Each

Part Number: ENS-3-1129G

4.56 out of 5 stars ( 9 )

Estimated Ship Date: Apr 6, 2026 if ordered today

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Estimated Ship Date: Apr 6, 2026 if ordered today

Melling Timing Chain Sets 3-3SRH60SB

Timing Chain and Gear Set, Single Roller, Steel Sprockets, Buick, Cadillac, Chevrolet, GMC, Hummer, Pontiac, Saab, V8, 4.8L, 5.3L, 6.0L, 6.2L, Set

Part Number: MEL-3-3SRH60SB

5.0 out of 5 stars ( 1 )

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Mishimoto Thermostats MMTS-VET-05

Thermostat, Mechanical, Standard-flow, 169 degrees, Copper/Stainless Steel, Buick, Chevy, GMC, Hummer, Pontiac, Each

Part Number: MIO-MMTS-VET-05

5.0 out of 5 stars ( 1 )

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ACDelco Replacement Fuel Injectors 12738848

Fuel Injector, OEM Replacement, 12V Saturated Circuit, Cadillac, Chevrolet, GMC, Hummer, Each

Part Number: ADO-12738848

Not Yet Reviewed

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ACDelco Neutral Safety And Backup Light Switches 24221125

Switch, Neutral Safety And Backup Light, Steel/Plastic, Each

Part Number: ADO-D2257C

5.0 out of 5 stars ( 1 )

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Cometic MLS Head Gaskets C5489-045

Head Gasket, MLS, 4.100 in. Bore, .045 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5489-045

3.0 out of 5 stars ( 1 )

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Summit Racing™ Street / Strip Series 8mm 300 Ohm Ignition Wires SUM-867828

Spark Plug Wires, Street / Strip Series, 8mm, 300 Ohm, Blue, 9" Leads, OEM Spark Plug Boots That Accept Heat Shields, LS, V8, Set

Part Number: SUM-867828

4.14 out of 5 stars ( 14 )

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King XP-Series Rod Bearings CR 807XPND

Rod Bearings, XP-Series, Stock Size, Tri-metal, Narrowed, Large Journal, Chevy, Small Block, Set of 8

Part Number: KGB-CR807XPND

5.0 out of 5 stars ( 3 )

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ACDelco Drive Belt Tensioners 12609719

Accessory Belt Tensioner, Serpentine, 6-rib, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Saab, Each

Part Number: ADO-12609719

4.83 out of 5 stars ( 6 )

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ACDelco GM Genuine Parts Oxygen Sensors 12589321

Oxygen Sensor, 4-wire, Cadillac, Chevy, GMC, Hummer, Each

Part Number: ADO-213-3533

4.0 out of 5 stars ( 4 )

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ACDelco GM Genuine Parts Replacement Horns 84594590

Horn, OE Replacement, Low Tone, 12 V, Buick, Cadillac, Chevy, GMC, Kit

Part Number: ADO-84594590

5.0 out of 5 stars ( 2 )

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Hastings Piston Ring Sets 2M4978020

Piston Rings, Plasma-moly, 3.799 in. Bore, 1.5mm, 1.5mm, 3.0mm Thickness, 8-Cylinder, Set

Part Number: HSN-2M4978020

Not Yet Reviewed

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Mr. Gasket Automatic Transmission Oil Pans 9767BMRG

Transmission Pan, Stock, Steel, EDP Coated Black, GM 700R4, 4L60, 4L60E, Each

Part Number: MRG-9767BMRG

4.0 out of 5 stars ( 4 )

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Taylor ThunderVolt 8.2mm Spark Plug Wire Sets 84244

Spark Plug Wires, ThunderVolt, Spiro-Wound, 8.2mm, Red, 180 Degree Boots, Cadillac/Chevy, Pontiac, LS, Set

Part Number: TAY-84244

4.72 out of 5 stars ( 18 )

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Cometic MLS Head Gaskets C5318-051

Head Gasket, MLS, 4.160 in. Bore, .051 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5318-051

Not Yet Reviewed

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HUMMER H3 Parts and Accessories