2012 Engines & Components

Pro LS 4340 Rotating Assembly, 416 Cid., 4.070 bore, 4.000 stroke, 58x, 6.125 rod, 21cc dish, 9.9:1 @ 65cc, 9.5:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R584007021

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Rocker Arms, Pedestal Mount, 1.7 Ratio, Aluminum, Roller Rockers, Chevy, LS, Set

Part Number: CSP-SLS17

4.26 out of 5 stars ( 19 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Main Bearings, SI-Series, 1/2 Groove, Standard Size, Bi-metal, Silicon Aluminum, Chevy, 4.8, 5.3L, Set of 5

Part Number: KGB-MB5293SI

5.0 out of 5 stars ( 11 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Lifters, Hydraulic Roller, 0.842 in. O.D., Horizontal Link Bars, Chevrolet, Set of 16

Part Number: CXM-J-2126LSR

Not Yet Reviewed

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Rocker Arm, Standard Replacement, Steel, Chevrolet, LS, Each

Part Number: MEL-MR1341

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Pro LS 2618 Forged Piston, 4.030 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-3269434030-2

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Camshaft Kit, Pro LS Vortec Truck Swap, Hydraulic Roller Tappet, Advertised Duration 278/287, Lift .600/.600, Chevy GM, LS/LSX, Gen III/IV, Kit

Part Number: SUM-8720-1

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Pro LS Piston and Rod Kit, 370 Cid., 4.030 bore, 3.622 stroke, 6.098 rod, 2cc Flat Top, 10.9:1 @ 65cc, 10.3:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR360302

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Pro LS Piston and Rod Kit, 364 Cid., 4.000 bore, 3.622 stroke, 6.125 rod, 2cc Flat Top, 10.7:1 @ 65cc, 10.4:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR36L0002

Not Yet Reviewed

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Oil Filter, Performance Gold, Canister, 4.69 in. Tall, 3.69 in. Diameter, 13/16 in.-16 Thread, Spin-On, Each

Part Number: KNN-HP-2002

4.86 out of 5 stars ( 76 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Lifters, Hydraulic Lash Adjuster, Chrysler, Dodge, Fiat, Jeep, Mercedes-Benz, Ram, Volkswagen, Each

Part Number: MEL-JB7525

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Pro LS Piston and Rod Kit, 326 Cid, 3.785 bore, Standard 3.622 stroke, 6.125 rod, 2cc dome, 10.9:1 @ 61cc, 10.4:1 @ 65cc, File-Fit Rings

Part Number: SUM-PR36L7852

Not Yet Reviewed

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Pro LS 4340 Rotating Assembly, 402 Cid., 4.000 bore, 4.000 stroke, 24X, 6.125 rod, 8cc dish, 11:1 @ 65cc, 10.4:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R24400008

Not Yet Reviewed

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Harmonic Balancer, Aluminum/Steel, Internal Balance, 7.48 in. Diameter, Chrysler, Dodge, Jeep, 5.7, 6.4L

Part Number: ATI-918486

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Cam Gear, 3-Bolt, 58/4X, Chevy, V8, LS, Each

Part Number: NAL-12586481

4.96 out of 5 stars ( 28 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Camshafts, BTR, LS3 Stage 3 V2, 227 int. Duration, 0.636 int./0.636 exh. Lift, 111.5 LSA, 3-Bolt, Chevy, LS3, 6.2L, Each

Part Number: BTC-BTRLS3STAGE3

Not Yet Reviewed

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Piston Rings, Plasma-moly, 3.780 in. Bore, 1.5mm, 1.5mm, 3.0mm Thickness, 8-Cylinder, Set

Part Number: MAH-41859CP

5.0 out of 5 stars ( 11 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Front Runner Engine Drive System, Pulley kit, Serpentine, Standard ratio, Aluminum, Black, 6-groove, kit

Part Number: VTA-174020

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Pro LS 2618 Forged Piston, 4.070 bore, 1.110 C.H., 6cc dish, 4.000in. Stroke, 6.125 Rod, NA/Boost/Nitrous, Cathedral/Rect., 6.2 LS3 L92 LS9, Set of 8

Part Number: SUM-1109274070-6

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Timing Chain and Gear Set, Adjustable, Billet Steel, Single Roller, 3-Bolt, 1X, Standard Spacing, LS, Kit

Part Number: SUM-G6645-1X

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Pro LS 2618 Forged Piston, 4.065 bore, 1.326 C.H., 2cc Dome, Std. Stroke, Full Float Rod, NA/Boost/Nitrous, Cathedral/Rect. 6.2L LS3 L92 LS9, Set of 8

Part Number: SUM-3269434065-2

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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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

Not Yet Reviewed

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Camshaft Kit, Pro LS Vortec Truck Swap, Hydraulic Roller Tappet, Advertised Duration 278/287, Lift .523/.524, Chevy GM, LS/LSX, Gen III/IV, LS, Kit

Part Number: SUM-8701-1

4.2 out of 5 stars ( 5 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Harmonic Balancer, Standard, Aluminum, Black, Internal Balance, 6.78 in. Diameter, Chrysler, Dodge, Jeep, 5.7L

Part Number: ATI-918459

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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