2012 Engines & Components

Harmonic Balancer, Super Damper, Internal Balance, Aluminum, Black, Chevy, LS, Each

Part Number: ATI-918620

5.0 out of 5 stars ( 8 )

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

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

Part Number: HLY-241-177

3.64 out of 5 stars ( 14 )

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

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Cylinder Deactivation Delete Combo, Gen III Hemi, MDS Delete Kit With VVT, NSR Camshaft, Stage 1, Kit

Part Number: CMB-09-0039

4.0 out of 5 stars ( 1 )

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

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Pro LS 2618 Forged Piston, 4.000 bore, 1.326 C.H., 2cc Flat, Std. Stroke, .945 pin Press or Float, NA/Boost/Nitrous, Cathedral/Rect. 6.0L LQ4 LQ9,

Part Number: SUM-3269454000-2

4.67 out of 5 stars ( 3 )

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

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Rocker Arm Trunnion Upgrade Kit, Needle Bearing, Chevy, LS, Kit

Part Number: BTC-TK002NB

4.0 out of 5 stars ( 14 )

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

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Cylinder Head Studs, Custom Age, 12-Point Head, Dodge, 5.9L,6.7, Cummins Diesel, 24 Valve, Kit

Part Number: ARP-247-4202

4.92 out of 5 stars ( 13 )

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

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

Part Number: SUM-1109274030-8

Not Yet Reviewed

Estimated Ship Date: Apr 23, 2026 if ordered today

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Stage 3 Pro LS Cam 232/242 113+3, .600/.600 Lift, 3-bolt, Excellent Power and Torque, 5.3, 5.7, 6.0, 6.2, 7.0, LS1 LS2 LS6 LS3 LS7 LQ4 LQ9 LS9, Each

Part Number: SUM-8708R1

4.33 out of 5 stars ( 6 )

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

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Rod Bearings, XP-Series, Tri-Metal, Standard Size, Narrowed, Large Journal, Chevy, Small Block, Set of 8

Part Number: KGB-CR807XPN

4.5 out of 5 stars ( 14 )

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

Harmonic Balancer, Super Damper, Internal Balance, Aluminum/Steel, Chevy, 6.2L, Each

Part Number: ATI-918628

4.5 out of 5 stars ( 12 )

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

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Stage 3 Pro LS Truck Swap Cam, 222/232 112+5, .550/.550 Lift, 3-bolt, 4.8, 5.3, 5.7, 6.0, 6.2L LS1 LS2 LS6 LS3 LS7 LS9 LSA LQ4 LQ9 LH6 LM7, Each

Part Number: SUM-8713R1

4.92 out of 5 stars ( 13 )

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

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AFM/DOD Delete Combos, Camshaft/Lifters/Trays/Thrust Plate/Steel VVT Oil Control Valve, Chevy, GMC, 5.3L LC9, LH6, LMG, LY5, LS, Kit

Part Number: MEL-MDK300

5.0 out of 5 stars ( 2 )

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

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Harmonic Balancer, Serpentine, Aluminum, Black Anodized, Internal Balance, 7.48 in. Diameter, Chevy, 4.8, 5.3, 6.0L, Each

Part Number: ATI-918644

4.88 out of 5 stars ( 17 )

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

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Timing Chain and Gear Set, True Double Roller, Billet Steel, 3 Bolt, No Cam Sensor, Chevy, LS Series, Set

Part Number: SUM-G6602R-B

4.88 out of 5 stars ( 32 )

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

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Rocker Arms, Shaft, Roller, 1.7 Ratio, for LS3 Heads, Chevy, 6.2L, Kit

Part Number: BTC-S0432

4.5 out of 5 stars ( 2 )

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

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Engine 376 c.i. LS Builder Series Iron Block Standard Edition, Fuel Injected, 4L65/70E Automatic Transmission w/ Black Pulley Kit

Part Number: MLL-BLS3763KB4L7

Not Yet Reviewed

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

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• $1,500 Summit Bucks

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

Part Number: ATI-917246

4.74 out of 5 stars ( 23 )

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

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Pro LS Valve Springs, Drop in, 0.600 Max Lift, Single Beehive, 1.290 in. O.D., 310 lbs./in. Spring Rate, 1.800 in. Installed Height, Set of 16

Part Number: SUM-174004

5.0 out of 5 stars ( 2 )

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

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Cylinder Head, GenX® 280 HIP, CNC Competition Ported, Assembled, 280cc Ports, Titanium Retainers, 6-Bolt Pattern, GM LS3, LSX, Each

Part Number: TFS-3261T04-HC01

Not Yet Reviewed

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

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Oil Pump, Wet Sump Style, High-Volume, Chrysler, Dodge, Jeep, Ram, Each

Part Number: MEL-10452HV

4.5 out of 5 stars ( 8 )

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

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Hydraulic Roller Lifter, Replacement, Buick, Cadillac, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: MEL-JB-2079

5.0 out of 5 stars ( 4 )

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

Stage 2 Pro LS Cam. 226/238 113+3, .600/.600 Lift, 3-bolt, 4.8, 5.3, 5.7, 6.0, 6.2, 7.0, Vortec Truck LS1 LS2 LS6 LS3 LS7 LSA LQ4 LQ9 LS9 LS4 LY6

Part Number: SUM-8707R1

4.25 out of 5 stars ( 4 )

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

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Engine and Transmission Combo, Builder Series, LS427/625HP, Standard Edition, EFI, 4L65/70E , Aluminum Heads, 7.0L/427, Chevy LS, Kit

Part Number: MLL-BLS427K4L7

Not Yet Reviewed

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

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• $1,500 Summit Bucks

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 )

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

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Main Bearings, Bi-Metal, Silicon Aluminum, Standard Size, GM Gen III/IV LS, Set of 5

Part Number: SUM-172300

4.75 out of 5 stars ( 16 )

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