GMC Engines & Components - Free Shipping on Orders Over $109 at Summit Racing

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

Estimated Ship Date: Monday 3/23/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Fleece Performance Coolant Plugs FPE-LML-CP

PLUG, 2011-2015 DURAMAX LML REAR ENGINE COVER COOLANT RETURN PLUG

Part Number: FLE-FPE-LML-CP

Not Yet Reviewed

Estimated Ship Date: Monday 3/23/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Cloyes Engine Timing Sets 9-3678X5

Cloyes Engine Timing Sets 9-3678X5

Timing Chain Kit, Cadillac, Chevy, GMC, V8, LT Series Small Block Chevrolet, 5.3L, 6.2L, 6.6L, Kit

Part Number: CLO-9-3678X5

Not Yet Reviewed

Estimated Ship Date: Monday 3/23/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Silv-O-Lite Cast Pistons 1436C.030

Pistons, Cast, Flat, 4.030 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Small Block, Set of 8

Part Number: UEM-1436C-030

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 3/23/2026 if shipped by air

ACDelco GM Genuine Parts Hydraulic Roller Lifters 17122490

Lifter, Hydraulic Roller, 0.842 in. O.D., Chevy, Each

Part Number: ADO-HL124

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Fluidampr Harmonic Dampers 800141

Harmonic Balancer, External Balance, Steel, Black, Chevy/GMC/Hummer, Diesel V8, Each

Part Number: FLU-800141

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Melling Freeze Plugs MPE-275BR

Engine Expansion Plugs, Freeze Plugs, Brass, Chevy, GMC, Big Block, Kit

Part Number: MEL-MPE-275BR

4.18 out of 5 stars ( 11 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Mahle Original Premium Piston Ring Sets 40564CP.060

Piston Rings, Plasma-moly, 4.060 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: MAH-40564CP060

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Proform High Performance Pushrods 66889C

Pushrods, Steel, Heat-Treated, 5/16 in. Diameter, Stock Length +.100 in., Chevy, Small Block, Set of 16

Part Number: PRO-66889C

2.33 out of 5 stars ( 6 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Dura-Bond High Performance Cam Bearings CHP-12

Cam Bearings, High Performance, Bi Metal, Chill-Cast Micro Babbitt, Chevy 1967-2000, Big Block, Kit

Part Number: DUR-CHP-12

3.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 3/23/2026 if shipped by air

COMP Cams Drag Race Camshafts 11-752-14

Camshaft, Mechanical Roller Tappet, Advertised Duration 318/338, Lift .824/.800, Chevy, Big Block, Each

Part Number: CCA-11-752-14

Not Yet Reviewed

Estimated Ship Date: Monday 3/23/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Speed-Pro Forged Pistons L2256F30

Pistons, Forged, Flat, 4.030 in. Bore, Chevy, GMC, Set of 8

Part Number: SLP-L2256F30

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Proform Super-Street Roller Rocker Arms 66910

Rocker Arms, Super-Street, 7/16 in. Stud Mount, Aluminum, 1.6 Ratio, Chevy, Small Block, Set of 16

Part Number: PRO-66910

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 3/23/2026 if shipped by air

PRW Pro Series Shaft-Mount Rocker Arms 60375317

ROCKER ARM KIT, PRO SERIES, GM LS Series. 4.8L-6.2L 1997-up, None Adjustable With Precision Roller Tip, 1.7 x 8mm, includes 16 Dynamic Design Rocker

Part Number: PQX-60375317

Not Yet Reviewed

Estimated Ship Date: Mar 31, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 31, 2026 if ordered today

Mahle Original Premium Piston Ring Sets 42084CP

Piston Rings, Plasma-moly, 4.000 in. Bore, 1.2mm, 1.5mm, 2.5mm Thickness, 8-Cylinder, Set

Part Number: MAH-42084CP

Not Yet Reviewed

Estimated Ship Date: Monday 3/23/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 3/23/2026 if shipped by air

PRW Pro Series Billet Aluminum Rocker Arms 0345403

Rocker Arms, Pro Series, Stud Mount, Full Roller, Aluminum, Blue Anodized, 1.72 Ratio, Fits 7/16 in. Stud, Chevy, Big Block, Set of 16

Part Number: PQX-0345403

Not Yet Reviewed

Estimated Ship Date: Monday 3/23/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 3/23/2026 if shipped by air

ACDelco Gold Oil Filters 12691158

Oil Filter, Canister, Chevy, GMC, Hummer, 6.6L Diesel, Each

Part Number: ADO-PF2232

4.71 out of 5 stars ( 14 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Sealed Power Performance Piston Ring Sets E-233K 40

Piston Rings, Moly, 4.290 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SLP-E-233K40

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Proform Stamped Roller Tip Rocker Arms 66906B

Rocker Arms, 3/8 in. Stud Mount, Stamped Steel, Roller Tip, 1.5 Ratio, Chevy, Small Block, Set of 16

Part Number: PRO-66906B

3.5 out of 5 stars ( 6 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Sealed Power High-Volume Oil Pumps 224-4143

Oil Pump, High-Volume, Standard Pressure, Chevy, Small Block, Each

Part Number: SLP-224-4143

4.25 out of 5 stars ( 8 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Hastings Premium Ductile Ring Sets 2M5523030

Piston Rings, Premium Ductile Ring Sets, 0.030 in. Oversize, 4.030 in. Bore, Plasma-moly, 1/16 in., 1/16 in., 3/16 in. Thickness, L8, V8, Set of 8

Part Number: HSN-2M5523030

Not Yet Reviewed

Estimated Ship Date: Monday 3/23/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 3/23/2026 if shipped by air

King HP-Series Main Bearings MB 556HPN STDX

Main Bearings, HP-Series, 1/2 Groove, Bi-Metal, Silicon Aluminum, .001 in. Thinner Size, Chevy, Big Block, Set of 5

Part Number: KGB-MB556HPNSTDX

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 3/23/2026 if shipped by air

ACDelco GM Genuine Parts Hydraulic Roller Lifters 12722012

Lifters, GM Genuine Parts, Hydraulic Roller, Chevrolet, GMC, Each

Part Number: ADO-12722012

Not Yet Reviewed

Estimated Ship Date: Monday 3/23/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Sealed Power CP-Series Rod Bearings 8-2555CP

Rod Bearings, Standard Size, Tri Metal, Chevy, Small Block, Set of 8

Part Number: SLP-8-2555CP

5.0 out of 5 stars ( 9 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 3/23/2026 if shipped by air