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

Replacement Piston and Components: If not in stock, order MUST be placed to trigger singles. Average ETA of 3 business days if kits are in stock

Part Number: SUM-299S273903-7

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Replacement Piston and Components: If not in stock, order MUST be placed to trigger singles. Average ETA of 3 business days if kits are in stock

Part Number: SUM-326S45780-7P

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Replacement Piston and Components: If not in stock, order MUST be placed to trigger singles. Average ETA of 3 business days if kits are in stock

Part Number: SUM-326S454040-2

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Estimated Ship Date: Tomorrow

Rocker Arm, Non Roller, Pedestal Style, 1.7 Ratio, Steel, for LS Series Pivot Bearing Upgrade Only, Each

Part Number: SME-143000-1

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Estimated Ship Date: Tomorrow

Timing Gear, Adjustable, Billet Steel, 3-Bolt, 1X, Single Row, 0.005 in. Line Hone, Chevy LS, Each

Part Number: SUM-G6643-1X-005

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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

Part Number: SUM-G6602R-B

4.87 out of 5 stars ( 31 )

Estimated Ship Date: Tomorrow

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Harmonic Balancer, Chevy Corvette, LS, 5.7, 6.0, 6.2L, Internal Balance, Short Spacing, Steel, Clearcoated, 7.5 Dia., 8-Rib, Each

Part Number: SUM-C2501

4.8 out of 5 stars ( 106 )

Estimated Ship Date: Tomorrow

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Pro LS 4340 Forged Steel Crank, 4.000 Stroke, 58X Reluctor, Lightened Rod Journals and Gun-drilled Mains, Std. 6-bolt Flange, Internal balanced, LS3

Part Number: SUM-180LS400058X

4.83 out of 5 stars ( 6 )

Estimated Ship Date: Tomorrow

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

Part Number: SUM-172300

4.73 out of 5 stars ( 15 )

Estimated Ship Date: Tomorrow

Rocker Arms, Roller Bearing Trunnion, L92/LS9/LS3, Assembled, Heavy Duty Cast Steel, 1.7 Ratio, Rectangle Port, Chevy, Set of 16

Part Number: SUM-141554

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Tomorrow

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Stage 1 Pro LS Ghost Cam. 222/234 115+3, .600/.575 Lift, Ultimate Stealth Cam, 4.8, 5.3, 5.7, 6.0, 6.2, 7.0, Vortec Truck LS1 LS3 LS7 LS9 LQ4 LQ9 LM7

Part Number: SUM-8715R1

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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Lifters, Hydraulic Roller, Morel #7717 Drop In, .842 in O.D., .700 in.O.D.Wheel, Gen III/IV LS Engines, 87' on Gen I&II SBC,

Part Number: SUM-HT217-16

4.5 out of 5 stars ( 6 )

Estimated Ship Date: Tomorrow

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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: Tomorrow

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Valve Spring Upgrade Kit, 1.300 OD Dual Springs, Retainers/Locks, Seals, All GM LS LS1, LS2, LS3, LS7, LSA, LS9, LQ4, LQ9, L92, L76, LY6

Part Number: SME-174003

4.19 out of 5 stars ( 16 )

Estimated Ship Date: Tomorrow

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Crankshaft, Pro LS, 4340 Forged Steel, 4 in. Stroke, 24X Reluctor, Lightened Rod Journals, Gun-drilled Mains, Internal balanced, LS1, Each

Part Number: SUM-180LS400024X

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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Housing, Rear Main Seal, Billet Aluminum, Rear Main Included, Gasket,Clear Andoized, Chevy, LS, Each

Part Number: SUM-01-8571

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Estimated Ship Date: Tomorrow

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Pistons, Forged Aluminum, Flat, 4.030 in. Bore, 1.304 in. Compression Height, 0.927 in. Pin, Chevy, LS, Set of 8

Part Number: SUM-17407C-30

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Estimated Ship Date: Tomorrow

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Camshaft Kit, Pro LS Single Plane, Hydraulic Roller Tappet, Advertised Duration 289/300, Lift .525/.525, Chevy GM, LS/LSX, Gen III/IV, Kit

Part Number: SUM-8700-2-BHV

4.0 out of 5 stars ( 1 )

Cannot be shipped Internationally

• Restricted
• Ground
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Main Bearings, Bi-Metal, Silicon Aluminum, 0.030 in. Crankshaft Undersize, GM Gen III/IV LS, Set of 5

Part Number: SUM-172330

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Estimated Ship Date: Tomorrow

Pro LS Piston and Rod Kit, 371 Cid., 4.040 bore, 3.622 stroke, 6.098 rod, 2cc Flat Top, 10.9:1 @ 65cc, 10.3:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR360402

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Estimated Ship Date: Tomorrow

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Pro LS Piston and Rod Kit, 371 Cid., 4.040 bore, 3.622 stroke, 6.125 rod, 2cc Flat Top, 10.9:1 @ 65cc, 10.3:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR36L0402

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Pro LS 4340 Piston and Rod Kit, 378 Cid., 4.075 bore, 3.622 stroke, 6.125 rod, 12cc dish, 9.9:1 @ 65cc, 9.4:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR36L08012

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Pro LS Piston and Rod Kit, 332 Cid., 3.820 bore, Standard 3.622 stroke, 6.125 rod, 7cc dish, 9.9:1 @ 61cc, 9.4:1 @ 65cc, File-Fit Rings

Part Number: SUM-PR36L8207

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Estimated Ship Date: Tomorrow

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Pro LS 4340 Piston and Rod Kit, 402 Cid., 4.000 bore, 4.000 stroke, 6.125 rod, 20cc dish, 9.7:1 @ 65cc, 9.3:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR4000020

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Estimated Ship Date: Tomorrow

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Camshaft Kit, Pro LS Single Plane, Hydraulic Roller Tappet, Advertised Duration 298/309, Lift .612/.612, Chevy GM, LS/LSX, Gen III/IV, Kit

Part Number: SUM-8702-2-DLTI

Not Yet Reviewed

Cannot be shipped Internationally

• Restricted
• Ground
• Free Shipping