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

Pro LS 2618 Forged Piston, 4.030 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-326945403012

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Pro LS 4340 Piston and Rod Kit, 364 Cid., 4.000 bore, 3.622 stroke, 6.098 rod, 12cc dish, 9.6:1 @ 65cc, 9.2:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR3600012

5.0 out of 5 stars ( 1 )

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Pro LS 2618 Forged Piston, 4.000 bore, 1.299 C.H., 2cc Flat, Std. Stroke, 6.125 .927 Rod, NA/Boost/Nitrous, Cathedral/Rect. 6.0L LY6 LQ4 LQ9, Set of 8

Part Number: SUM-2999274000-2

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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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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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Pro LS 2618 Forged Piston, 4.000 bore, 1.326 C.H., 2cc Flat, Std. Stroke, Full Float Rod, NA/Boost/Nitrous, Cathedral/Rect. 6.0L LY6 LQ4 LQ9, Set of 8

Part Number: SUM-3269434000-2

5.0 out of 5 stars ( 2 )

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Cam Bearings, High Performance, Bi-metal, Chill Cast Micro Babbitt, Fluoropolymer Coated, Chevy, Small Block LS, Kit

Part Number: DUR-CHP-25T

5.0 out of 5 stars ( 4 )

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Connecting Rod Bolts, Pro Series, 2000 Alloy, Chevy, LS, Kit

Part Number: ARP-234-6301

5.0 out of 5 stars ( 12 )

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Camshaft Kit, Pro LS Turbo, Hydraulic Roller Tappet, Advertised Duration 275/283, Lift .600/.575, Chevy GM, LS/LSX, Gen III/IV, Each

Part Number: SUM-8706-1DS

5.0 out of 5 stars ( 2 )

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Harmonic Balancer, Underdrive, Internal Balance, Aluminum/Steel, Black, Chevy, 5.7L, Each

Part Number: ATI-917278

4.83 out of 5 stars ( 6 )

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Pro LS 2618 Forged Piston, 3.898 bore, 1.299 C.H., 7cc dish, Std. Stroke, 6.125 Full-floating Rod, NA/Boost/Nitrous, Coated, 5.7L LS1 LS6, Set of 8

Part Number: SUM-2999273898-7

5.0 out of 5 stars ( 2 )

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ENGINE FASTENER, BTR ROD BOLT, GEN 4, LIKE 11570662 - BTR70662

Part Number: BTC-BTR70662

5.0 out of 5 stars ( 3 )

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Engine block coolant and oil plug kit, Threaded Engine Block Oil/Coolant passage Plugs, Brass/Steel, Oil Plug and barbell, Chevy, GM LS GenIII/IV, Kit

Part Number: SUM-G1584

4.72 out of 5 stars ( 29 )

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Piston Wrist Pins, H-13 Tool Steel, 0.927 in. Diameter, 2.250 in. Length, 0.215 in. Wall Thickness, 135 grams, Set of 8

Part Number: SUM-S719-8

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Oil Pans, Retrofit, LS Engine Swap, Rear Sump, Wet Style, 5.6 Quarts, Aluminum, Natural, Buick, Chevy, Ford, GMC, Mercury, Oldsmobile, Pontiac, Each

Part Number: HLY-302-5

5.0 out of 5 stars ( 2 )

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Pro LS 4340 Rotating Assembly, 417 Cid., 4.080 bore, 4.000 stroke, 58x, 6.125 rod, 6cc dish, 11.6:1 @ 65cc, 11:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R58400806

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Valve Springs, Single, Beehive, 1.260 in. O.D., 285 lbs./in. Spring Rate, 1.150 in. Coil Bind Height, Set of 16

Part Number: BTC-SP011-16

4.83 out of 5 stars ( 6 )

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Accessory Drive System, Serpentine, 6-groove, Black Anodized Finished, Power Steering, Air Conditioning, Chevy LS, Kit

Part Number: AAY-FDS-LS-201

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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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Engine 376 c.i. GM LS Style Proseries Iron Block, GM Intake,

Part Number: MLL-S0010

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Estimated Ship Date: Sep 26, 2025 if ordered today

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Valve Covers, Stock Height, Cast Aluminum, Black Crinkle, Plain, Chevy, 4.8, 5.3, 5.7, 6.0, 6.2, 7.0L, Pair

Part Number: SUM-440367

4.0 out of 5 stars ( 4 )

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Variable Valve Timing Delete Combo, 3-bolt, Cam Sprocket, Timing Cover, Chevy, LS, Kit

Part Number: TFS-30678505

4.5 out of 5 stars ( 10 )

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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 )

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Camshaft, BTR, Stage 2 Truck V2, No Springs Required, 212 int./218 exh. Duration, 0.480 in./0.480 in. Lift, 111 LSA, 3-Bolt, 4.8L, 5.3L, 6.0L, Each

Part Number: BTC-31218110NSR

5.0 out of 5 stars ( 2 )

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Harmonic Balancer, Super Damper, Internal Balance, Aluminum/Steel, Chevy, GMC, LS, Each

Part Number: ATI-918629

4.75 out of 5 stars ( 4 )

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