GMC SIERRA 2500 HD Engines & Components - Free Shipping on Orders Over $109 at Summit Racing

Hastings Premium Ductile Ring Sets 2M4860S

Piston Rings, Premium Ductile Ring Sets, Plasma-moly, 4.000 in. Bore, 1.5mm, 1.5mm, 3.0mm Thickness, for Single Piston, Set

Part Number: HSN-2M4860S

5.0 out of 5 stars ( 1 )

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Chevrolet Performance Engine Coolant Pipe and Plug Bolts 11611351

Engine Coolant Plug Fastener, Bolt, Internal Allen Head, 27mm x 1.00 Thread Size, 17mm Allen Head Size, Chevy, Small Block LS, LT, Each

Part Number: NAL-11611351

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JET Underdrive Pulley Kits 90143

Pulley Set, Serpentine, Steel, Black, Chevy, Small Block, Set of 3

Part Number: JET-90143

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

Fel-Pro Headbolt Kits ES 72188

Cylinder Head Bolts, Hex Head, Chevy, GMC, 8.1L, 1-Head, Kit

Part Number: FEL-ES72188

1.0 out of 5 stars ( 1 )

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Dorman Camshaft Phasers 918-186

Camshaft Phaser, Steel, GM, Each

Part Number: RNB-918-186

2.33 out of 5 stars ( 3 )

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ATI Super Damper Diesel Harmonic Balancers ATI917378

Harmonic Balancer, Super Damper Diesel, Internal Balance, Steel, Elastomer, SFI 18.1, Each

Part Number: ATI-917378

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Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

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ATI Super Damper Diesel Harmonic Balancers ATI917369

5 out of 5 stars ( 2 )

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Continental OE Technology Series Multi-V Belts 4040377

Belt, OE Technology Series, Multi-V, Serpentine, 4-Rib, 37.75 in. Length, Each

Part Number: CEL-4040377

5.0 out of 5 stars ( 9 )

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Continental Replacement Tensioner Pulleys 49006

Idler Pulley, Smooth, Black Powdercoated, Each

Part Number: CEL-49006

3.86 out of 5 stars ( 7 )

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Chevrolet Performance Valve Locks 10166345

Valve Lock, 7 degree, Stamped Steel, 1-groove Beadlock-style, 8mm Stem Diameter, Each

Part Number: NAL-10166345

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Innovators West Tensioner Pulleys 973

Innovators West Tensioner Pulleys 973

Tensioner Pulley, 8-Rib, Serpentine, Billet Aluminum, Natural, Chevy, GMC, LS, Each

Part Number: INW-973

5.0 out of 5 stars ( 1 )

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Melling Timing Chain Dampener Brackets BD417-BRKT

Timing Chain Dampener Brackets, Steel, Black, Chain Damper, Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Pontiac, Saab, Small Block LS, Kit

Part Number: MEL-BD417-BRKT

3.0 out of 5 stars ( 2 )

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Melling Hydraulic Roller Lifter Guides MLG100

Stock Replacement Engine Valve Lifter Guide

Part Number: MEL-MLG100

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Cloyes Engine Timing Sets 9-3678X5Z

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

Part Number: CLO-9-3678X5Z

Not Yet Reviewed

Estimated Ship Date: Feb 19, 2026 if ordered today

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Estimated Ship Date: Feb 19, 2026 if ordered today

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Cloyes Engine Timing Sets 9-3678X5

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Hastings Premium Ductile Ring Sets 2M5170S020

Piston Rings, Premium Ductile Ring Sets, Plasma-moly, 4.020 in. Bore, 1.2mm, 1.5mm, 2.5mm Thickness, Each

Part Number: HSN-2M5170S020

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COMP Cams Sportsman Solid Roller Lifters 96956-16

Lifter, Sportsman, Mechanical Roller, Vertical Link, 0.842 in. Diameter, w/ Bearing, Seat Height 2.210 in., GEN III/IV LS, Chevy, Set of 16

Part Number: CCA-96956-16

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ACDelco GM Genuine Parts Engine Connecting Rod Bolts 11548432

Connecting Rod Bolts, GM Genuine Parts Engine Connecting Rod Bolts, Steel, 9 mm. Diameter, Cadillac, Chevy, Each

Part Number: ADO-11548432

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Cloyes Replacement Timing Chain Bushings P9005

Bushing, Cam, 0 Degree, Each

Part Number: CLO-P9005

5.0 out of 5 stars ( 2 )

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Melling Timing Chain and Gear Sets TOPK-1004

TIMING SET WITH OIL PUMP

Part Number: MEL-TOPK-1004

Not Yet Reviewed

Estimated Ship Date: Mar 4, 2026 if ordered today

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Estimated Ship Date: Mar 4, 2026 if ordered today

Pioneer Performance Freeze Plugs PE-496-B

Freeze Plugs, Brass/Steel, Chevrolet, GM LS Engine, Kit

Part Number: PIO-PE-496-B

5.0 out of 5 stars ( 1 )

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ACL Race Series Performance Engine Bearings Main Bearings 5M7298HXCSTD

MAIN BEARINGS

Part Number: PEB-5M7298HXCSTD

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Estimated Ship Date: Apr 3, 2026 if ordered today

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Estimated Ship Date: Apr 3, 2026 if ordered today

Chevrolet Performance LS Series Camshafts 12561721

Camshaft, Hydraulic Roller Tappet, Duration at .050 in. 196/201, Lift .467/.479, Chevy, LS1, LQ9, Each

Part Number: NAL-12561721

5.0 out of 5 stars ( 2 )

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ACDelco V-Ribbed Serpentine Belts 88932793

Accessory Belt, V-Ribbed, Serpentine, 6-Ribs, 96.08 in. Length, 0.807 in. Width, Cadillac, Chevy, Ford, GMC, Oldsmobile, Saab, Volvo, Each

Part Number: ADO-6K956

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Hastings Premium Ductile Ring Sets 2M4860S030

Piston Rings, Premium Ductile Ring Sets, 0.030 in. Oversize, 4.030 in. Bore, Plasma-moly, 1.5mm, 1.5mm, 3.0mm, Includes Ring Set for One Piston, Each

Part Number: HSN-2M4860S030

5.0 out of 5 stars ( 2 )

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Cloyes Engine Timing Sets 9-4205SCX

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

Part Number: CLO-9-4205SCX

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Estimated Ship Date: Feb 18, 2026 if ordered today

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Estimated Ship Date: Feb 18, 2026 if ordered today

ACDelco V-Ribbed Serpentine Belts 88932529

Serpentine Belt, V-ribbed, 37.90 in. Length, 0.56 in.. Width, 4 Rib, Each

Part Number: ADO-4K378

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