CHEVROLET Chevy small block Gen III/IV (LS-based engines) Engines & Components

Pro LS 2618 Forged Piston, 3.903 bore, 1.110 C.H., 5cc dish, 4.000in. Stroke, 6.125 Full-float Rod, NA/Boost/Nitrous, Coated, 5.7L LS1 LS6, Set of 8

Part Number: SUM-1109273903-5

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Engine Block, LSX Bowtie, Bare, Cast Iron, 6-bolt Main Bolt Style, 9.260 in. Standard Deck, Semi Finished, Chevrolet, Each

Part Number: NAL-19417351

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 5, 2026 if ordered today

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Cylinder Head Bolts, Chromoly, Cadmium, Hex, Gen. 3 1997-03 Chevy LS, 4.8L, 5.3L, 5.7L, 6.0L, 1-Head, Set

Part Number: NAL-12498545

4.5 out of 5 stars ( 10 )

Estimated Ship Date: Today

Main Bearings, H Series, .001 in. Crankshaft Undersize, Tri Metal, Chevy, 4.8, 5.3, 5.7L, Set of 5

Part Number: CLE-MS2199H1

5.0 out of 5 stars ( 1 )

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Pro LS 4340 Rotating Assembly, 367 Cid., 3.820 bore, 4.000 stroke, 24X, 6.125 rod, 12cc dish, 10:2 @ 61cc, 9.8:1 @ 65cc, File-Fit Rings, H Bearings

Part Number: SUM-R244082012

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Rocker Arms, Pedestal Mount, Full Roller, Aluminum, 1.7 Ratio, Chevy, LS3, L92, Set of 16

Part Number: CSP-SL927

3.33 out of 5 stars ( 3 )

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Pistons, SX-Series, Forged, 3.00cc Flat, 4.030 in. Bore, Chevy LS, Set of 8

Part Number: DMS-1830-4030

5.0 out of 5 stars ( 2 )

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Pro LS 2618 Forged Piston, 4.070 bore, 1.110 C.H., 21cc dish, 4.000in. Stroke, 6.125 Rod, NA/Boost/Nitrous, Cathedral/Rect., 6.2 LS3 L92 LS9, Set of 8

Part Number: SUM-110927407021

5.0 out of 5 stars ( 1 )

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Timing Chain and Gear Set, Red Series, Single Roller, Billet Steel Sprockets, Chevy, LS2, Set

Part Number: RMR-NA-CS1180

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Connecting Rods, Forged 3-Pocket Beam, 6.125 in. Length, ARP2000 Bolts, 692g, Chevy LS Engines/Gen V LT, Each

Part Number: BLN-LS6125-927S

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Adapter, Oil Cooler, 180 Degree Thermostat, Right Angle, Billet Aluminum, Black Anodized, -8 AN O Ring Thread, Chevy, LS, Each

Part Number: IRP-EGM-112-T4

5.0 out of 5 stars ( 1 )

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Cylinder Head Bolts, 12- Point, Black Oxide. Chromoly, Kit

Part Number: ARP-234-4339

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Timing Chain, C7R LS, Single Roller, Seamless Roller Design, Steel, Chevy, Each

Part Number: HMI-C7-RCHAIN

5.0 out of 5 stars ( 1 )

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Main Bolts, Side Bolts Only, 6-bolt Style, Hex, Chevy, LS, Set of 10

Part Number: SUM-910229-3

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Pro LS 4340 Piston and Rod Kit, 346 Cid., 3.898 bore, 3.622 stroke, 6.098 rod, 3cc dome, 11:1 @ 65cc, 10.6:1 @ 68cc, File-Fit Rings

Part Number: SUM-PR368983

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Tensioner, Drive Belt, 6-Rib Serpentine, Chevrolet, Pontiac, 5.7L, 6.0L, Each

Part Number: ADO-38195

4.0 out of 5 stars ( 5 )

Estimated Ship Date: Today

Pro LS Rotating Assembly, 364 Cid., 4.000 bore, 3.622 stroke, 24X, 6.125 rod, 2cc Flat Top, 10.7:1 @ 65cc, 10.4:1 @ 70cc, File-Fit ring, H Bearings

Part Number: SUM-R2436L0002

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Camshaft Kits, Thumpr LS Camshaft Packages, Hydraulic Roller Tappet, 272 Int./291 Exh. Advertised Duration, Pushrods, Chevrolet, 4.8L, 5.3L, 6.0L, Kit

Part Number: CCA-CK54-700-11

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Rocker Arms, Aluminum, Pedestal-Mount Roller Rockers, 1.7 Ratio, M8 Bolts, LS Engines, Set of 16

Part Number: PRO-69467

2.67 out of 5 stars ( 3 )

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Valves, Intake, Stainless Steel, 2.165 in. Dia., .314 in. Stem, 5.200 in. Length, GenX® 255, GM LS, Set of 8

Part Number: TFS-32600211

5.0 out of 5 stars ( 1 )

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Pistons, ICON FHR Series Piston and Ring Kits for GM LS, Forged Aluminum Pistons, Flat Top, for Use with 15 degree Heads, Chevy, 5.7L LS, Set of 8

Part Number: UEM-S00184

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Drive Belt Tensioner Assembly

Part Number: ADO-38194

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Drive Belt Tensioner Assembly

Part Number: ADO-38158

5.0 out of 5 stars ( 2 )

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Engine Accessory Bracket Kits, Air Conditioning and Power Steering, Idler, Hardware, Billet Aluminum, Natural, Chevrolet, LS Truck Engines, Kit

Part Number: ICB-551127-3

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Adapter, Oil Filter, Bypass, Bolt-On, Aluminum, Natural, 13/ 16-16 in. Thread, Each

Part Number: MEL-MFA350

4.81 out of 5 stars ( 21 )

Estimated Ship Date: Today