2003 Engines & Components - Free Shipping on Orders Over $109 at Summit Racing

Summit Racing™ Pro LS Valve Covers SUM-440343B

Valve Covers, Centerbolt Mounting, Cast Aluminum, Black Powdercoated, Chevy GM, LS/LSX, Gen III/IV, Pair

Part Number: SUM-440343B

3.75 out of 5 stars ( 4 )

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ATI Super Damper Serpentine Series Harmonic Balancers ATI918629

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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Summit Racing™ Pro SBC LS Firing Order Hydraulic Roller Cam and Lifter Kits SUM-K1221

Cam and Lifter kit, Pro SBC Retrofit Stage 1 Hyd. Roller LS Firing Order,212/218 Dur., 110 LSA + 2 Adv, .525/.520 1.5 Ratio, 1500-6000 Range

Part Number: SUM-K1221

Not Yet Reviewed

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King XP-Series Main Bearings MB 556XPN

Main Bearings, XP-Series, Narrowed, Tri-metal, 1/2 Groove Style, Stock Size, Chevrolet, Big Block, Set of 5

Part Number: KGB-MB556XPN

Not Yet Reviewed

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King XP-Series Coated Rod Bearings CR 808XPNC

Rod Bearings, XP-Series Coated, Copper/Lead/Alloy, Standard Size, Chevy, Big Block, Set of 8

Part Number: KGB-CR808XPNC

3.67 out of 5 stars ( 3 )

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BTR Camshafts BTR-31218110

Camshaft, BTR, Stage 2 Truck V2, 212 int./218 exh. Duration, 0.553 in./0.553 in. Lift, 111 LSA, 3-Bolt, 4.8L, 5.3L, 6.0L, Each

Part Number: BTC-BTR31218110

Not Yet Reviewed

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Trick Flow® Timing Chain Adapter Brackets for GM LS TFS-30675600

Trick Flow® Timing Chain Adapter Brackets for GM LS TFS-30675600

Timing Chain Damper Adapter Bracket, Steel, Black, Chevy, Small Block LS, Kit

Part Number: TFS-30675600

3.64 out of 5 stars ( 25 )

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Summit Racing™ Pro LS Piston and Rod Kits SUM-PR36L7807

Pro LS Piston and Rod Kit, 325 Cid., 3.780 bore, Standard 3.622 stroke, 6.125 rod, 7cc dish, 9.7:1 @ 61cc, 9.3:1 @ 65cc, File-Fit Rings

Part Number: SUM-PR36L7807

4.0 out of 5 stars ( 3 )

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Clevite H-Series Rod Bearings CB-743HND

Rod Bearing, H Series, Standard Size, TM-77, Chevy, Big Block, Each

Part Number: CLE-CB743HND

4.75 out of 5 stars ( 4 )

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Clevite Camshaft Bearings SH-616S

Cam Bearings, B-1, Chevy 1967-2000, Big Block, Kit

Part Number: CLE-SH616S

4.93 out of 5 stars ( 14 )

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Clevite H-Series Rod Bearings CB-1442HN

Rod Bearing, H Series, Standard Size, TM-77, Ford, Lincoln, Mercury, Modular, Each

Part Number: CLE-CB1442HN

5.0 out of 5 stars ( 1 )

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Summit Racing™ Pro SBC LS Firing Order Hydraulic Roller Cam and Lifter Kits SUM-K1225

Cam and Lifter kit, Pro SBC Retrofit Stage 5 Hyd. Roller LS Firing Order, 242/251 Dur., 110 LSA + 4 Adv, .550/.550 1.5 Ratio, 2600-6600 RPM Range

Part Number: SUM-K1225

Not Yet Reviewed

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Summit Racing™ Pro LS Camshaft & Spring Kits SUM-8710-1DS

Camshaft Kit, Pro LS, Hydraulic Roller Tappet, Advertised Duration 288/296, Lift .625/.605, Chevy GM, LS/LSX, Gen III/IV, Kit

Part Number: SUM-8710-1DS

Not Yet Reviewed

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BluePrint Engines Pro Series Chevy 502 C.I.D. 627 HP Dressed Long Block Crate Engines PS502CTCK

Crate Engines, Pro Series Chevy 502 C.I.D. 627 HP Dressed Long Block, 8.2L/502, Assembled, Aluminum Cylinder Heads, Chevrolet, Each

Part Number: MLL-PS502CTCK

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

Summit Racing™ Pro LS Camshaft and Lifter kits SUM-K8712R1

Cam and Lifter kit, Stage 1 Pro LS Drop-in Truck Swap Cam, 210/218 112 +1, .500/.500 Lift, 3-bolt, 4.8, 5.3, 5.7, 6.0, 6.2, Each

Part Number: SUM-K8712R1

Not Yet Reviewed

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King HP-Series Cam Bearings CS5171HP

Cam Bearings, HP Series, Performance, Bi-Metal, Aluminum/Silicon, 0.775 in. Width, Standard Clearance, Chevy, GMC, LS Based, 4.8-6.2L, Set of 5

Part Number: KGB-CS5171HP

Not Yet Reviewed

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Summit Racing™ Pro LS Forged Pistons SUM-1109274005-8

Pro LS 2618 Forged Piston, 4.005 bore, 1.110 C.H., 8cc dish, 4.000in. Stroke, 6.125 Rod, NA/Boost/Nitrous, Cathedral/Rect., 6.0 LY6 LQ4 LQ9, Set of 8

Part Number: SUM-1109274005-8

Not Yet Reviewed

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Trick Flow® Replacement Adjustable Crank Sprockets TFS-51800505

Crankshaft Sprockets, Adjustable, Billet Steel, Set

Part Number: TFS-51800505

4.79 out of 5 stars ( 14 )

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Melling High-Volume Oil Pumps M155HV

Oil Pump, High-Volume, Chevy, Small Block, V6, Each

Part Number: MEL-M155HV

4.63 out of 5 stars ( 19 )

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Trick Flow® GenX® 220 Cylinder Heads for GM LS2 TFS-3061T002

Cylinder Head, GenX® 220, Fast As Cast®, Assembled, 65cc CNC Chambers, Titanium Retainers, GM LS2, Each

Part Number: TFS-3061T002

5.0 out of 5 stars ( 3 )

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ARP Pro Series Cylinder Head Studs 156-4101

Cylinder Head Studs, Pro Series, Hex Head, Ford, 4.6, 5.4L, Kit

Part Number: ARP-156-4101

5.0 out of 5 stars ( 7 )

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Summit Racing™ Pro LS Valve Covers SUM-440367

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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Chevrolet Performance L92 Cylinder Heads 12711770

Cylinder Head, L92, Aluminum, Assembled, 70cc Chamber, Chevy, LS, Each

Part Number: NAL-12711770

Not Yet Reviewed

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Fluidampr Harmonic Dampers 720101

Harmonic Balancer, Internal Balance, Steel, Black, Chevy, Small Block, V6, Each

Part Number: FLU-720101

5.0 out of 5 stars ( 7 )

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Summit Racing™ Pro LS Forged Pistons SUM-2999273810-7

Pro LS 2618 Forged Pistons. 3.810 bore, 1.299 C.H., 7cc dish, Std. Stroke, .6.125 Rod, NA/Boost/Nitrous, Coated, 4.8L 5.3L LS Vortec Truck, Set of 8

Part Number: SUM-2999273810-7

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