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

Connecting Rods, 4340, H-Beam, 12-Point, 6.275 in. Length, 0.945 in. Pin, ARP2000 Bolts, Chevy GM, LS/LSX, Gen III/IV, Set of 8

Part Number: SUM-LS6275945

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Cam Bearings, Bi Metal, Chevy, 4.8, 5.3, 5.7, 6.0L, 1st Design, Kit

Part Number: DUR-CH-10

4.36 out of 5 stars ( 25 )

Estimated Ship Date: Today

Valve Covers, Aluminum LS, Centerbolt, Tall, Plain, Cast Aluminum, Black Powdercoat, Textured, Chevy, LS, 4.8-7.0L, Pair

Part Number: HLY-241-112

4.53 out of 5 stars ( 17 )

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Crate Engine, LS 376/525 LS3 Long Block, Internal Balance, Hydraulic Roller, OE Roller, Aluminum Block and Cylinder Heads, Chevrolet, 6.2L LS, Each

Part Number: NAL-19435110

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Nov 24, 2025 if ordered today

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Pro LS 2618 Forged Piston, 4.000 bore, 1.326 C.H., 12cc dish, Std. Stroke, .945 pin Press or Float, NA/Boost/Nitrous, Cathedral/Rect. 6.0L LQ4 LQ9,

Part Number: SUM-326945400012

5.0 out of 5 stars ( 1 )

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Camshaft Kit, Pro LS Vortec Truck Swap, Hydraulic Roller Tappet, Advertised Duration 261/269, Lift .550/.550, Chevy GM, LS/LSX, Gen III/IV, Kit

Part Number: SUM-8719-1

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Estimated Ship Date: Oct 13, 2025 if ordered today

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Timing Chain and Gear Set, True Roller, Single Roller, BIllet Steel Sprockets, 3-Bolt, 4X Cam, Chevy, LS3, 6.2L, Set

Part Number: SUM-G6642

5.0 out of 5 stars ( 2 )

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Cylinder Head, LS3, Aluminum, Assembled, 68.4cc, 260cc Intake Runner, Each

Part Number: NAL-12675871

5.0 out of 5 stars ( 4 )

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Harmonic Balancer, OEM Replacement, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Saab, 4.8, 5.3, 6.0, 6.2L

Part Number: PBB-PB1190N

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Today

Camshaft, BTR, Stage 2 Truck V2, 212 int./218 exh. Duration, 0.553 in./0.553 in. Lift, 111 LSA, 3-Bolt, 4.8L, 5.3L, 6.0L, Each

Part Number: BTC-BTR31218110

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Rod Bearing, H Series, Coated, Standard Size, TM-77, Chevy, Small Block, Each

Part Number: CLE-CB663HNC

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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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Accessory Drive Bracket Spacer Kits, Aluminum, Natural Finish, Long Alignment, Chevy, Small Block LS, Each

Part Number: HLY-21-3

4.43 out of 5 stars ( 21 )

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Summit Factory Performance Stage 1 LS Circle Track Cam, 225/236 110+1, .525/.525 Lift, Vortec LS1 LS2 LS6 LS3 LQ4, Summit's version of the ASA Cam

Part Number: SUM-8700

4.0 out of 5 stars ( 3 )

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Valve Covers, Center and Perimeter Bolt, Tall, Chevy Logo, Cast Aluminum, Red Gloss, Two-Piece, Chevy, LS, 4.8-7.0L, Pair

Part Number: HLY-241-179

4.33 out of 5 stars ( 3 )

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Harmonic Balancer, Internal Balance, Steel, Black, Chevy, Small Block, Each

Part Number: FLU-740121

5.0 out of 5 stars ( 4 )

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Pro LS Valve Springs, Drop in, 0.630 Max Lift, Single Beehive, 1.3 in. O.D., 340 lbs./in. Spring Rate, 1.8 in. Installed Height, Set of 16

Part Number: SUM-174005

5.0 out of 5 stars ( 2 )

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Cylinder Head, GenX® 225, CNC Competition Ported, Assembled, 65cc CNC Chambers, Ti Retainers, GM LS2, Each

Part Number: TFS-3061T001-C02

5.0 out of 5 stars ( 3 )

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Cylinder Head Fasteners, Original Head Bolt Kits, Hex, Steel, Zinc Plated, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Pontiac, Saab, Kit

Part Number: MAH-GS33449

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

Valve Cover Spacers, Perimeter Bolt, Billet Aluminum, Natural, 0.500 in Thick, Chevy, Small Block Chevy Valve Covers to LS Engine, Pair

Part Number: BSP-95037

5.0 out of 5 stars ( 1 )

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Pro LS 4340 Piston and Rod Kit, 376 Cid., 4.065 bore, 3.622 stroke, 6.125 rod, 2cc dome, 11.6:1 @ 65cc, 10.9:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR36L0652

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Oil Pump, Standard Volume, Chevrolet, 4.8/5.3/5.7/6.0/6.2L, Each

Part Number: NAL-12710303

5.0 out of 5 stars ( 5 )

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Stage 3 Pro LS Twin-Turbo Cam. 234/238 Dur., 115+5, .625/.605 Lift, 3-bolt, 5.3, 5.7, 6.0, 6.2, 7.0, Vortec Truck, LS1 LS2 LS6 LS3 LS7 LQ4 LQ9, Each

Part Number: SUM-8722R1

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Harmonic Balancer, Damper, Internal Balance, Medium Spacing, Steel, Clearcoated, Chevy, Pontiac, 5.7, 6.0L, Each

Part Number: SUM-C2500

4.5 out of 5 stars ( 10 )

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Pro LS 2618 Forged Pistons. 3.810 bore, 1.326 C.H., 7cc dish, Std. Stroke, .945 pin Press or Float, NA/Boost/Nitrous, Coated, 4.8L 5.3L Vortec Truck

Part Number: SUM-326945810-7P

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Today

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