2003 Summit Racing Engines & Components

Timing Gear, Adjustable, Billet Steel, 3-Bolt, 4X, Single Row, 0.005 in. Line Hone, Chevy LS, Each

Part Number: SUM-G6644-4X-005

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Pro LS Big Gun 4 Hydraulic Roller Cam, Stage 5.5, 251/255, 117 + 7.5, .625/.605 with 1.7, .662/.641 with 1.8, 4500-7500+ RPM, 6.2+, Each

Part Number: SUM-8732R1

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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-326S45403012

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Forged Pro pistons for 383 Stroker Chevy Long Rod, 4.040 bore, 1.125 C.H., 3.75 in. stroke, 6 in. rod, 9cc reverse dome 10.5@64cc, 10.1@67cc, 9.7@72cc

Part Number: SUM-SBC383040L

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Forged Pro pistons for 383 Stroker Chevy, 4.040 bore, 1.425 C.H., 3.75 in. stroke, 5.7 in. rod, 9cc reverse dome 10.5@64cc, 10.1@67cc, 9.7@72cc.

Part Number: SUM-SBC383040

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Pro LS Rotating Assembly, 330 Cid., 3.810 bore, Standard 3.622 stroke, 58x, 6.098 rod, 7cc dish, 9.8:1 @ 61cc, 9.4:1 @ 65cc, File-Fit Rings, H Bearing

Part Number: SUM-R58368107

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Pro LS Rotating Assembly, 365 Cid., 4.005 bore, 3.622 stroke, 58x, 6.098 rod, 2cc Flat Top, 10.8:1 @ 65cc, 10.2:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R58360052

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Oil Pan Drain Plug, Magnetic, Steel, Chrome Plated, Neodymium Super Magnet, 1/2-20 RH in. Threads, Copper Seal, Each

Part Number: SUM-120102C

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Pro LS Rotating Assembly, 325 Cid, 3.780 bore, Standard 3.622 stroke, 24X, 6.125 rod, 2cc dome, 10.9:1 @ 61cc, 10.3:1 @ 65cc, File-Fit Ring, H Bearing

Part Number: SUM-R2436L7802

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Pro LS 4340 Rotating Assembly, 367 Cid., 3.820 bore, 4.000 stroke, 24X, 6.125 rod, 12cc dish, 10:2 @ 61cc, 9.8:1 @ 65cc, File-Fit Rings, H Bearings

Part Number: SUM-R244082012

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Pro LS Rotating Assembly, 370 Cid., 4.030 bore, 3.622 stroke, 24X, 6.098 rod, 2cc Flat Top, 10.9:1 @ 65cc, 10.3:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R24360302

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Pro LS 4340 Rotating Assembly, 383 Cid., 3.903 bore, 4.000 stroke, 24X, 6.125 rod, 16cc dish, 9.7:1 @ 65cc, 9.4:1 @ 68cc, File-Fit Rings, H Bearings

Part Number: SUM-R244090316

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

Engine Oil Cap, Billet Aluminum, Summit Racing Equipment® Logo, Polished, Chevy, LS Engines, Each

Part Number: SUM-380190

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Timing Chain Kit, Single Roller Style, Cadillac, Chevy, GMC, Hummer, Isuzu, Pontiac, Saab, V8, Kit

Part Number: SUM-TS73162

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jun 23, 2026 if ordered today

• Drop Ship
• Special Order

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-110S274005-8

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Rocker Arm Trunnion Upgrade Kit, Bronze Bushing, Dodge, Cummins, 5.9L, 24 Valve, Kit

Part Number: SUM-141570

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Camshaft Kit, Pro LS Vortec Truck Swap, Hydraulic Roller Tappet, Advertised Duration 278/282, Lift .550/.550, Chevy GM, LS/LSX, Gen III/IV, Kit

Part Number: SUM-8714-2-BHV

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Cannot be shipped Internationally

• Restricted
• Ground
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Timing Gear, Adjustable, Billet Steel, 3-Bolt, 4X, Single Row, 0.010 in. Line Hone, Chevy LS, Each

Part Number: SUM-G6644-4X-010

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Estimated Ship Date: Today

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-299S274000-2

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Summit Precision High-Tensile Tri-Metal Alloy Racing Main Bearings, Chevy LS, Standard Clearance, Standard 120 Deg. Oil groove, set

Part Number: SUM-7299HS

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Pro LS S.P.3 Cam, 238/255 Duration, 110 LSA + 5 Adv,.625/.605 lift, 3-Bolt, compatible with SUM-174005 springs. Gen. 3/4 5.3 5.7 6.0 6.2 7.0

Part Number: SUM-8742R1

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Camshaft Kit, Pro LS, Hydraulic Roller Tappet, Advertised Duration 280/292, Lift .600/.600, Chevy GM, LS/LSX, Gen III/IV, Kit

Part Number: SUM-8708-2-DLTI

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Cannot be shipped Internationally

• Restricted
• Ground
• Free Shipping

Pro LS 4340 Piston and Rod Kit, 402 Cid., 4.000 bore, 4.000 stroke, 6.125 rod, 8cc dish, 11:1 @ 65cc, 10.4:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR400008

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Pro LS 4340 Piston and Rod Kit, 371 Cid., 4.040 bore, 3.622 stroke, 6.098 rod, 12cc dish, 9.8:1 @ 65cc, 9.3:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR3604012

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Gen. 3 Hemi Cylinder head, 5.7 or 6.1L, 185cc as-cast intake runner,69cc CNC combustion chamber, 2.050 Int./1.590 exh.,600 Lift, 2.42 CSA Pass.side,

Part Number: SUM-HEMI1855761P

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