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

Harmonic Balancer, Serpentine, Internal Balance, Aluminum/Steel, Black, SFI 18.1, Chevy, Pontiac, Each

Part Number: ATI-917303

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Today

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Harmonic Balancer, Super Damper, Internal Balance, Steel, Black, Chevy, 4.8L, 5.3L, 6.0L, Each

Part Number: ATI-917286

4.71 out of 5 stars ( 7 )

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Valve Springs, Beehive Valve Spring Kits, Single, 0.625 in. Maximum Valve Lift, 1.285 in./1.020 in. Outer Spring O.D., Chevy, Small Block LS, Kit

Part Number: BTC-BTR-SK018

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Engine Complete Assembly Iron Block 427 c.i. GM LS style proseries dressed engine with efi -. incl. 30 month / 50,000 warranty & Dyno

Part Number: MLL-PSLS4273CTF

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Harmonic Balancer/Crank Pulley, 25 Percent Underdrive, SFI, Internal Balance, Medium Spacing, Chevy, Pontiac, 5.7, 6.0L, Each

Part Number: SUM-C2502

4.11 out of 5 stars ( 28 )

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LS Cylinder Head, 5.3L Specific, 60cc Chamber, 2.000 Int. Valve, Permanent Mold A-356, Manganese Guides, Ductile Seats, PAC Springs, 21 4N Stainless

Part Number: SUM-LS210CATH60

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Summit Chevy LS 4340 Forged Steel Crankshaft, 3.622 stroke, 58X Reluctor, Gun-drilled and Lightened, Nitride Hardened, Narrowed Rod Bearings Req.

Part Number: SUM-180LS362258

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Pro LS 2618 Forged Piston, 4.030 bore, 1.110 C.H., 20cc dish, 4.000in. Stroke, 6.125 Rod, NA/Boost/Nitrous, Cathedral/Rect., 6.0 LY6 LQ4 LQ9, Set of 8

Part Number: SUM-110927403020

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Timing Chain, Single Roller, Chevy, LS2, Fits All Gen. 3/4 LS with Wet Sump oiling, Each

Part Number: SME-143012

4.72 out of 5 stars ( 47 )

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Cylinder Head, Enforcer, Aluminum, Assembled, 64cc Chamber, 210cc Intake, Cathedral Port, Small Bore, Chevrolet, LS, Each

Part Number: AFR-1506

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Valve Covers, Tall Height, Cast Aluminum, Black Crinkle, Plain, Chevy, LS, Pair

Part Number: SUM-440362

4.22 out of 5 stars ( 9 )

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Harmonic Balancer, Serpentine, Internal Balance, Aluminum/Steel, Black, SFI 18.1, Chevy, Pontiac, 5.7L LS

Part Number: ATI-917302

5.0 out of 5 stars ( 5 )

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Engine Complete Assembly Iron Block 376 c.i. GM LS style proseries dressed engine with efi -. incl. 30 month / 50,000 warranty & Dyno

Part Number: MLL-PSLS3763CTF

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Estimated Ship Date: Nov 17, 2025 if ordered today

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Main Bearings, XP-Series, Standard, Tri Metal, Buick, Cadillac, Chevy, GMC, Hummer, Pontiac, Saab, V8, Set

Part Number: KGB-MB5013XP

5.0 out of 5 stars ( 4 )

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Cam and Lifter kit, Stage 2, LS Truck Swap Cam, 218/227 112+2, .522/.524 Lift, 3-bolt, 4.8, 5.3, 5.7, 6.0, 6.2, Each

Part Number: SUM-K8701R1

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Chevy LS 408 Boosted/NOS Short Block 58 Tooth +10cc Dish

Part Number: HPE-SP26-B

5.0 out of 5 stars ( 2 )

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• Core Charge $410.00
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Oil Catch Can, Oil Separator, Round, Billet Aluminum, Black Anodized, 3/8 in. NPT Female Threads, Driver Side, Chevy, GMC, 4.8, 5.3, 6.0, 6.2L, Kit

Part Number: JLT-3084D-B

4.8 out of 5 stars ( 10 )

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Rod Bearing, H Series, .001 in Thinner, TM-77, Chevy, Small Block, Each

Part Number: CLE-CB663HXN

5.0 out of 5 stars ( 5 )

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Valve Covers, Aluminum LS, Centerbolt, Plain Top, Cast Aluminum, Black Textured, Baffled, Chevy, LS, 4.8L, 5.3L, 5.7L, 6.0L, 6.2L, 7.0L, Pair

Part Number: HLY-241-91

4.66 out of 5 stars ( 32 )

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Lifters, Hydraulic Roller, Chevy, Set of 16

Part Number: CCA-850-16

3.6 out of 5 stars ( 30 )

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Harmonic Balancer, OEM Replacement, Cadillac, Chevy, Pontiac, LS, Each

Part Number: PBB-PB1117N

4.85 out of 5 stars ( 40 )

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Cylinder Head, GenX® 255, CNC Competition Ported, Assembled, 69cc CNC Chambers, 450 Lb. Springs, GM LSX, Each

Part Number: TFS-32610002-C01

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Lifter Guide, Hydraulic Roller Style, Plastic, Chevrolet, LS/LT, Non AFM/DOD Engines, Set of 4

Part Number: BTC-BTR95365-4

4.2 out of 5 stars ( 5 )

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Connecting Rods, Performance, I-beam Style, Forged 4340 Steel, 6.125 in. Length Center To Center, Chevy GM, LS/LSX, Gen III/IV, Set of 8

Part Number: SUM-LS6125927I

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Oil Pump, Standard-Volume, Chevy, 4.8/5.3/5.7/6.0L, Each

Part Number: MEL-M295

4.83 out of 5 stars ( 12 )

Estimated Ship Date: Today